SONY DCR-TRV320, TRV320E,TRV320PT,RV420E,TRV520,TRV520E,TRV520P,TRV525,TRV620E,TRV720,TRV720E
SONY SERVICE MANUAL Ver 1.3 2001. 10

SERVICE NOTE
1. Power Supply During Repairs .................................... 8
2. To Take Out a Cassette
When Not Eject (Force Eject) .................................... 8
3. Note for Repair ........................................................... 9
4. Self-diagnosis Code Table ......................................... 11
SELF-DIAGNOSIS FUNCTION
1. Self-diagnosis Function .............................................. 10
2. Self-diagnosis Display ................................................ 10
3. Service Mode Display ................................................ 10
3-1. Display Method ........................................................... 10
3-2. Switching of Backup No. ............................................ 10
3-3. End of Display ............................................................ 10
4. Self-diagnosis Code Table ......................................... 11
1. GENERAL
Checking Supplied Accessories .......................................... 1-1
Quick Start Guide ................................................................. 1-1
Using This Manual ................................................................ 1-2
Step 1 Preparing the Power Supply ..................................... 1-2
Step 2 Inserting a Cassette .................................................. 1-4
Recording a Picture .............................................................. 1-4
Checking the Recording
END SEARCH/EDIT SEARCH/Rec Review ..................... 1-7
Playing Back a Tape ............................................................. 1-7
Viewing the Recording on TV ............................................... 1-9
Recording a Still Image on a Tape
Tape Photo Recording ....................................................... 1-9
Using the Wide Mode ........................................................... 1-10
Using the Fader Function ..................................................... 1-11
Using Special Effects
Picture Effect ..................................................................... 1-11
Using Special Effects
Digital Effect ...................................................................... 1-12
Using the PROGRAM AE Function ...................................... 1-13
Adjusting the Exposure Manually ......................................... 1-13
Focusing Manually ................................................................ 1-13
Superimposing a Title ........................................................... 1-14
Making Your Own Titles ........................................................ 1-14
Inserting a Scene ................................................................. 1-15
Playing Back a Tape with Picture Effects ............................. 1-15
Playing Back a Tape with Digital Effects .............................. 1-15
Enlarging Recorded Images
PB ZOOM .......................................................................... 1-16
Quickly Locating a Scene Using the Zero Set
Memory Function .................................................................. 1-16
Searching a Recording by Date
Date Search ....................................................................... 1-16
Searching for a Photo
Photo Search/Photo Scan ................................................. 1-17
Dubbing a Tape ..................................................................... 1-17
Using with Analog Video Unit and PC
Signal Convert Function .................................................... 1-18
Recording Video or TV Programmes ................................... 1-19
Inserting a Scene from a VCR
Insert Editing ..................................................................... 1-20
Changing the Menu Settings ................................................ 1-20
Resetting the Date and Time ............................................... 1-22
Using Memory Stick Introduction .................................... 1-23
Recording Still Images on Memory Stick
Memory Photo Recording ................................................. 1-24
Superimposing a Still Image in the
Memory Stick on a moving Image
MEMORY MIX ................................................................... 1-25
Recording an Image from a Tape as a Still Image ............... 1-26
Copying Still Images from a Tape
Photo Save ........................................................................ 1-27
Viewing a Still Image
Memory Photo Playback ................................................... 1-27
Copying the Image Recorded on
Memory Stick to Tapes ....................................................... 1-28
Enlarging Recorded Still Images on Memory Sticks
Memory PB ZOOM ............................................................ 1-29
Playing Back Images in a Continuous Loop
SLIDE SHOW .................................................................... 1-29
Preventing Accidental Erasure
Image Protection ............................................................... 1-30
Deleting Images .................................................................... 1-30
Writing a Print Mark
PRINT MARK .................................................................... 1-31
Digital8 System, Recording and Playback ........................... 1-31
About i. LINK ......................................................................... 1-32
Changing the Lithium Battery in Your Camcorder ................ 1-32
Troubleshooting .................................................................... 1-33
Self-diagnosis Display .......................................................... 1-34
Warning Indicators and Messages ....................................... 1-34
Using Your Camcorder Abroad ............................................. 1-35
Maintenance Information and Precautions .......................... 1-35
Identifying the Parts and Controls ........................................ 1-36
2. DISASSEMBLY
2-1. 2.5 LCD Assembly, PD-117 Board ............................. 2-2
2-2. 3/3.5/4 LCD Assembly, PD-118 Board ...................... 2-3
2-3. VF-141 Board, VF Lens Assembly
(LCD EVF Model) ....................................................... 2-4
2-4. Front Panel Assembly ................................................ 2-5
2-5. Cassette Lid Assembly, Cabinet (L) Assembly .......... 2-5
2-6. Cabinet (R) Assembly ................................................ 2-6
2-7. CRT EVF Block .......................................................... 2-6
2-8. CRT EVF Assembly ................................................... 2-6
2-9. VF-129 Board , CRT Assembly .................................. 2-6
2-10. CF-69 Board (2.5 LCD Model) ................................... 2-7
2-11. CF-70 Board (3/3.5 LCD Model) ................................ 2-7
2-12. CF-72 Board (4 LCD Model) ...................................... 2-8
2-13. PC-77 Board ............................................................... 2-8
2-14. Cabinet (L) Assembly ................................................. 2-8
2-15. Battery Panel Assembly, FP-162 Flexible Board ....... 2-8
2-16. Lens Block .................................................................. 2-9
2-17. SE-104/112/114 Board,
Control Switch Block (FK-10000) ............................... 2-9
2-18. FU-138/142/144 Board............................................... 2-10
2-19. VC-235 Board ............................................................. 2-10
2-20. Circuit Boards Location .............................................. 2-11
2-21. Flexible Boards Location ............................................ 2-12
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram 1............................................. 3-1
3-2. Overall Block Diagram 2............................................. 3-3
3-3. Overall Block Diagram 3............................................. 3-5
3-4. Overall Block Diagram 4............................................. 3-7
3-5. Power Block Diagram 1 .............................................. 3-9
3-6. Power Block Diagram 2 .............................................. 3-11
3-7. Power Block Diagram 3 .............................................. 3-13
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
4-1. Frame Schematic Diagrams ....................................... 4-3
Frame (1/2) Schematic Diagram ................................ 4-3
Frame (2/2) Schematic Diagram ................................ 4-5
4-2. Printed Wiring Boards and Schematic Diagrams ...... 4-7
CD-242/266/270 Printed Wiring Board and
Schematic Diagram .................................................... 4-7
CD-244/267/271 Printed Wiring Board and
Schematic Diagram .................................................... 4-9
VC-235 Printed Wiring Board ..................................... 4-11
VC-235 (CAMERA PROCESSOR)
Schematic Diagram .................................................... 4-15
VC-235 (Y/C PROCESSOR)
Schematic Diagram .................................................... 4-17
6
Section Title Page Section Title Page
VC-235 (LENS MOTOR DRIVE)
Schematic Diagram .................................................... 4-19
VC-235 (VIDEO IN/OUT) Schematic Diagram .......... 4-21
VC-235 (BASE BAND INPUT)
Schematic Diagram .................................................... 4-23
VC-235 (VIDEO/AUDIO DSP, D/A CONVERTER)
Schematic Diagram .................................................... 4-25
VC-235 (DV INTERFACE, OSD)
Schematic Diagram .................................................... 4-27
VC-235 (A/D CONVERTER, REC/PB AMP)
Schematic Diagram .................................................... 4-29
VC-235 (Hi8/Std8 PB AMP) Schematic Diagram ...... 4-31
VC-235 (HI CONTROL) Schematic Diagram............. 4-33
VC-235 (Digital8 MECHANISM CONTROL)
Schematic Diagram .................................................... 4-35
VC-235 (CAMERA CONTROL, Hi8/Std8 MECHANISM
CONTROL) Schematic Diagram ................................ 4-37
FP-38, FP-220, FP-221, FP-249, FP-355, FP-356,
VC-235 (SERVO) Schematic Diagram ..................... 4-39
FP-249, FP-355, FP-356 Printed Wiring Boards and
VC-235 (D/A CONVERTER) Schematic Diagram ..... 4-41
VC-235 (AUDIO IN/OUT) Schematic Diagram .......... 4-43
VC-235 (DC/DC CONVERTER)
Schematic Diagram .................................................... 4-45
PC-77 (DIGITAL STILL CONTROL), FP-162
Schematic Diagram .................................................... 4-47
PC-77 (STILL PICTURE SIGNAL PROCESS)
Schematic Diagram .................................................... 4-49
PC-77 (DC/DC CONVERTER)
Schematic Diagram .................................................... 4-51
PC-77 Printed Wiring Board ....................................... 4-53
SE-104/112/114 Printed Wiring Board ...................... 4-55
SE-104/112/114 Schematic Diagram ........................ 4-57
FP-156, MI-37 Printed Wiring Boards ........................ 4-59
FP-156, MI-37 (STEREO MIC AMP)
Schematic Diagram .................................................... 4-63
MI-37 (IR TRANSMITTER) Schematic Diagram........ 4-65
CF-69 Printed Wiring Board ....................................... 4-67
MF-10000, CF-69 Schematic Diagram ...................... 4-71
MF-10000, CF-70 Schematic Diagram ...................... 4-73
CF-70 Printed Wiring Board ....................................... 4-75
CF-72 Printed Wiring Board ....................................... 4-79
MF-10000, CF-72 Schematic Diagram ...................... 4-83
KP-009 Printed Wiring Board and
Schematic Diagram .................................................... 4-85
FK-10000 Schematic Diagram ................................... 4-87
VF-129 Printed Wiring Board ..................................... 4-88
VF-129 Schematic Diagram ....................................... 4-89
VF-141 Printed Wiring Board ..................................... 4-91
VF-141 Schematic Diagram ....................................... 4-93
LB-62 Printed Wiring Board ....................................... 4-95
LB-62 Schematic Diagram ......................................... 4-97
PD-117 Printed Wiring Board ..................................... 4-99
PD-117 (RGB LCD DRIVER, TIMING GENERATOR)
Schematic Diagram .................................................... 4-103
PR-10000, PD-117 (CG LCD DRIVER, BACK LIGHT)
Schematic Diagram .................................................... 4-105
PD-118 Printed Wiring Board ..................................... 4-107
PD-118 (RGB LCD DRIVER, TIMING GENERATOR),
BV-10000, PR-10000 Schematic Diagram ................ 4-111
PR-10000, PD-118 (CG LCD DRIVER, BACK LIGHT)
Schematic Diagram .................................................... 4-113
FU-138/142/144 Printed Wiring Board ...................... 4-115
SS-10000, FU-138/142/144 Schematic Diagram ...... 4-117
4-3. Waveforms .................................................................. 4-119
4-4. Parts Location ............................................................ 4-124
5. ADJUSTMENTS
1. Before Starting Adjustment ........................................ 5-1
1-1. Adjusting Items
when Replacing Main Parts and Boards .............. 5-2
5-1. Camera Section Adjustment ...................................... 5-4
1-1. Preparations Before Adjustment
(Camera Section) .................................................. 5-4
1-1-1. List of Service Tools .............................................. 5-4
1-1-2. Preparations .......................................................... 5-5
1-1-3. Precaution ............................................................. 5-9
1. Setting the Switch ................................................. 5-9
2. Order of Adjustments ............................................ 5-9
3. Subjects ................................................................. 5-9
1-2. Initialization of 7, 8, C, D, E, F Page Data
and Modification of B Page Data .......................... 5-10
1-2-1. Initialization of 8, C, D Page Data ......................... 5-10
1. Initializing the 8, C, D Page Data .......................... 5-10
2. Modification of 8, C, D Page Data ........................ 5-10
3. 8 Page Table .......................................................... 5-10
4. C Page Table ......................................................... 5-11
5. D Page Table ......................................................... 5-12
1-2-2. Initialization of 7, E, F Page Data ......................... 5-13
1. Initializing the 7, E, F Page Data .......................... 5-13
2. Modification of 7, E, F Page Data ......................... 5-13
3. 7 Page Table .......................................................... 5-13
4. E Page Table ......................................................... 5-14
5. F Page Table .......................................................... 5-15
1-2-3. Modification of B Page Data ................................. 5-16
1. Modification of B Page Data ................................. 5-16
2. B Page Table ......................................................... 5-16
1-3. Camera System Adjustments ............................... 5-16
1. HALL Adjustment .................................................. 5-16
2. Flange Back Adjustment
(Using the Minipattern Box) .................................. 5-17
3. Flange Back Adjustment
(Using Flange Back Adjustment Chart Subject
More Than 500 m Away) ....................................... 5-18
3-1. Flange Back Adjustment (1) .................................. 5-18
3-2. Flange Back Adjustment (2) .................................. 5-18
4. Flange Back Check ............................................... 5-19
5. Optical Axis Adjustment ........................................ 5-20
6. Picture Frame Setting ........................................... 5-21
7. Color Reproduction Adjustment ............................ 5-22
8. AWB & LV Standard Data Input ............................ 5-23
9. Auto White Balance Adjustment ........................... 5-23
10. White Balance Check ............................................ 5-24
11. Angular Velocity Sensor Sensitivity Data Preset
and SteadyShot Check ......................................... 5-25
1-4. Monochrome CRT Electronic Viewfinder
System Adjustments ............................................. 5-26
1-4-1. Horizontal Slant Check ......................................... 5-26
1-4-2. Centering Adjustment ........................................... 5-26
1-4-3. Focus Adjustment.................................................. 5-26
1-4-4. Aberration Adjustment .......................................... 5-27
1-4-5. Horizontal Amplitude Adjustment (VF-129 Board) 5-27
1-4-6. Vertical Amplitude Adjustment (VF-129 Board) .... 5-28
1-4-7. Brightness Adjustment (VF-129 Board) ................ 5-28
1-4-8. Horizontal Amplitude, Vertical Amplitude,
Focus Check .......................................................... 5-28
1-5. LCD Electronic Viewfinder
System Adjustments ............................................. 5-29
1. EVF Initial Data Input (1) ...................................... 5-29
2. EVF Initial Data Input (2) ...................................... 5-30
3. VCO Adjustment (VF-141 Board) ......................... 5-30
4. RGB AMP Adjustment (VF-141 Board) ................ 5-31
5. Contrast Adjustment (VF-141 Board) ................... 5-31
6. Backlight Consumption Current Adjustment
(VF-141 Board) ..................................................... 5-32
7. White Balance Adjustment (VF-141 Board) ......... 5-32
1-6. LCD System Adjustments ..................................... 5-33
1. LCD Initial Data Input (1) ...................................... 5-33
2. LCD Initial Data Input (2) ...................................... 5-34
3. VCO Adjustment (PD-117/118 Board) .................. 5-34
4. RGB AMP Adjustment (PD-117/118 Board) ......... 5-35
5. Contrast Adjustment (PD-117/118 Board) ............ 5-35
6. COM AMP Adjustment (PD-117/118 Board) ........ 5-36
7. V-COM Adjustment (PD-117/118 Board) .............. 5-36
8. White Balance Adjustment
(PD-117/118 Board) .............................................. 5-37
7
5-2. MECHANISM SECTION ADJUSTMENT ................... 5-38
2-1. Hi8/Standard 8 mm Mode ..................................... 5-38
2-1-1. How to Enter Playback Mode Without Cassette ... 5-38
2-1-2. Tape Path Adjustment ........................................... 5-38
1. Preparations for Adjustment ................................. 5-38
2-2. Digital8 Mode ........................................................ 5-39
2-2-1. How to Enter Record Mode Without Cassette ...... 5-39
2-2-2. How to Enter Playback Mode Without Cassette ... 5-39
2-2-3. Overall Tape Path Check ....................................... 5-39
1. Recording of the Tape Path Check Signal ............ 5-39
2. Tape Path Check ................................................... 5-39
5-3. Video Section Adjustment .......................................... 5-40
3-1. Preparations Before Adjustments ......................... 5-40
3-1-1. Equipment to Required ......................................... 5-40
3-1-2. Precautions on Adjusting ...................................... 5-41
3-1-3. Adjusting Connectors ............................................ 5-42
3-1-4. Connecting the Equipment .................................... 5-42
3-1-5. Alignment Tape ...................................................... 5-43
3-1-6. Input/output Level and Impedance ....................... 5-44
3-2. System Control System Adjustment ..................... 5-45
1. Initialization of 7, 8, C, D, E, F Page Data ............ 5-45
2. Node Unique ID No. Input ..................................... 5-45
2-1. Input of Company ID ............................................. 5-45
2-2. Input of Serial No. .................................................. 5-45
3. Battery End Adjustment (VC-235 Board) ............. 5-47
3-3. Servo and RF System Adjustments ...................... 5-48
1. REEL FG Adjustment (VC-235 Board) ................. 5-48
2. PLL f0 & LPF f0 Pre-adjustment (VC-235 Board) .. 5-48
3. Switching Position Adjustment (VC-235 Board) ... 5-49
4. AGC Center Level Adjustment (VC-235 Board) ... 5-49
5. APC & AEQ Adjustment (VC-235 Board) ............. 5-50
6. PLL f0 & LPF f0 Final Adjustment
(VC-235 Board) ..................................................... 5-50
7. Hi8/standard 8 mm Switching Position
Adjustment (VC-235 Board) .................................. 5-51
8. CAP FG Duty Adjustment (VC-235 Board) .......... 5-51
3-4. Video System Adjustments ................................... 5-52
3-4-1. Video System Adjustments ................................... 5-52
1. 27 MHz/36 MHz Origin Oscillation Adjustment
(VC-235 Board)) .................................................... 5-52
2. Chroma BPF f0 Adjustment (VC-235 Board) ........ 5-52
3. S VIDEO OUT Y Level Adjustment
(VC-235 Board) ..................................................... 5-53
4. S VIDEO OUT Chroma Level Adjustment
(VC-235 Board) ..................................................... 5-53
5. VIDEO OUT Y, Chroma Level Check
(VC-235 Board) ..................................................... 5-54
6. Hi8/standard 8 mm AFC f0 Adjustment
(VC-235 Board) (Using Digital Voltmeter) ............. 5-54
7. Hi8/standard 8 mm AFC f0 Adjustment
(VC-235 Board) (Auto Adjustment) ....................... 5-54
3-5. IR Transmitter Adjustments ................................... 5-55
1. IR Video Carrier Frequency Adjustment
(MI-37 Board) ........................................................ 5-55
2. IR Video Deviation Adjustment (MI-37 Board) ...... 5-55
3. IR Audio Deviation Adjustment (MI-37 Board) ..... 5-56
3-6. Audio System Adjustments ................................... 5-57
1. Hi8/standard 8 mm AFM BPF f0 Adjustment
(VC-235 Board) ..................................................... 5-57
2. Hi8/standard 8 mm AFM 1.5 MHz Deviation
Adjustment (VC-235 Board) .................................. 5-58
3. Hi8/standard 8 mm AFM 1.7 MHz
Deviation Adjustment (VC-235 Board) ................. 5-58
4. Digital8 Playback Level Check .............................. 5-58
5. Overall Level Characteristics Check ..................... 5-58
6. Overall Distortion Check ....................................... 5-58
7. Overall Noise Level Check .................................... 5-59
8. Overall Separation Check ..................................... 5-59
5-4. SERVICE MODE ........................................................ 5-60
4-1. Adjustment Remote Commander ......................... 5-60
1. Using the Adjustment Remote Commander ......... 5-60
2. Precautions Upon Using the Adjustment Remote
Commander ........................................................... 5-60
4-2. Data Process ......................................................... 5-61
4-3. Service Mode ........................................................ 5-62
1. Setting the Test Mode ........................................... 5-62
2. Emergence Memory Address ............................... 5-62
2-1. C Page Emergence Memory Address .................. 5-62
2-2. F Page Emergence Memory Address................... 5-63
2-3. EMG Code (Emergency Code) ............................. 5-63
2-4. MSW Code ............................................................ 5-64
3. Bit Value Discrimination ........................................ 5-65
4. Input/output Check ................................................ 5-65
5. LED, LCD (Display Window) Check ...................... 5-65
6. Record of Use Check ............................................ 5-66
7. Switch Check (1) ................................................... 5-66
8. Switch Check (2) ................................................... 5-67
9. Headphone Jack Check ........................................ 5-68
6. REPAIR PARTS LIST
6-1. Exploded Views .......................................................... 6-1
6-1-1. Front Panel Section ............................................... 6-1
6-1-2. Cabinet (R) Section
(TRV320/TRV320E/TRV320P) .............................. 6-2
6-1-3. 2.5 LCD Assembly Section
(TRV320/TRV320E/TRV320P) .............................. 6-3
6-1-4. Cabinet (R) Section (3/3.5 LCD Model)
(TRV420E/TRV520/TRV520E/TRV520P/
TRV525/TRV620E) ................................................ 6-4
6-1-5. 3/3.5 LCD Assembly Section
(TRV420E/TRV520/TRV520E/TRV520P/
TRV525/TRV620E) ................................................ 6-5
6-1-6. Cabinet (R) Section (4 LCD Model)
(TRV720/TRV720E) .............................................. 6-6
6-1-7. 4 LCD Assembly Section
(TRV720/TRV720E) .............................................. 6-7
6-1-8. CRT EVF Block Section ........................................ 6-8
6-1-9. LCD EVF Block Section ........................................ 6-9
6-1-10. Cabinet (L) Section ............................................... 6-10
6-1-11. Lens Block Section ................................................ 6-11
6-1-12. Main Board Section ............................................... 6-12
6-1-13. Cassette Compartment Assembly ........................ 6-13
6-1-14. LS Chassis Assembly ........................................... 6-14
6-1-15. Mechanism Chassis Assembly ............................. 6-15
6-2. Electrical Parts List .................................................... 6-16


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