Lg 42ld421/426 42ld421/426-zb Lcd Tv Service Manual LG 42LD421/426 42LD421/426-ZB LCD TV Service Manual CHASSIS : LD01B 42LD420/420C/420N/425/428 42LD420/420C/420N/425/428-ZA 42LD421/426 42LD421/426-ZB CO...... Download 14.95 USD X The seller factorysoft offers you 10.0% on each sale!