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JVC HV-29LPZ/-A, HV-29LPZ/EE, HV-29LPZ/HK AUDIO CIRCUIT ADJUSTMENT

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No. 52012

HV-29LP

AUDIO CIRCUIT ADJUSTMENT

" Do not touch 3. AUDIO adjustment of the SERVICE MENU as it requires no adjustment.

If val ues ha d chan ged f or t he so me r eason, set the i niti al v alues in t he fol lowi ng ta ble.

3. AUDIO(Do not adjust)

Setting item Variable range fixed value

1. ERR LI MIT 00H～FFH 10H

2. A2 ID THR 00H～FFH 14H

3. QUASI 00H～FFH ――――

Contents

Main No.52012 Jun. 2002 HV-29LPZ HV-29L PZ HV-29L PZ HV-29L PZ SERVICE MANUAL MF COLOUR TELEVISION No.52012 HV-29LP SPECIFICATIONS Design & speci ficat ions ar e subje ct to c hange wi thout notic e SAFETY PRECAUTIONS MAIN DIFFERENCE LIST FEATURES SYSTEM BLOCK DIAGRAM MICOM PWB MAIN PWB AV SW PWB SYNC S EP P WB 100Hz P WB FUNCTIONS Page 8 SPECIFIC SERVICE INSTRUCTIONS E D Fig. 2 DISASSEMBLY PROCEDURE Page REMOVING THE CRT COATING OF SILICON GREASE FOR ELECTRICAL INSULATION ON THE CRT ANODE CAP SECTION. REPLACEMENT OF MEMORY ICs 1. Memory ICs 2. Procedure for replac ing memory ICs * ** * S ETTI NG VALU ES OF SY STEM CONST ANT SET (TABLE 1) HV-29LPZ HV-29LPZ/-A HV-29LPZ/HK HV-29LPZ/EE S ERVICE MENU SETTING I TEMS (TABLE 2) USER SETTING VALUES (TABLE 3) SERVICE ADJUSTMENTS BEFORE STARTING SERVICE ADJUSTMENT MEASURING INSTRUMENT AND FIXTURE S ADJUSTMENT ITEMS ADJUSTMENT LOCATIONS MAIN PWB POWER&DEF PWB BLK PWB ) ( BASIC OPERATION SERVICE MENU Page SERVICE MENU S CREEN Fig. 3 3. AUDIO (Do not adj ust) 4. DEF 2. V/C Page No. 52012 ADJUSTMENT CHECKING ITEM ADJUSTMENT OF F OCUS & SCREEN VSM PR ESET S ETTI NG VIDEO/CHROM A CIRCUIT ADJUSTME NT %% SERVICE MENU KEY Page Page DEF. CIRCUIT ADJUSTME NT Page HV-29LP Page Page AUDIO CIRCUIT ADJUSTMENT 33 PURITY, CONVERGENCE ADJUSTMENT PURITY ADJUST MENT CRT STATIC CONVERGENCE ADJU STMENT DYNAMIC (p eriphery) CONVER GENCE ADJUSTMENT REPLACEMENT OF CHIP COMPONENT