Zenith P60W38 Service Manual

Also see for P60W38 Series: Installation and operating guide Installation & operation guide Service manual

Contents

Zenith P60W38 Service Manual Manual pdf 16 page image

1. Application RangeThis service manual applies to all 60” PDP Monitors using theRF-03LA chassis.2. Specification.(1). Because this is not a hot chassis, it is not necessary touse an isolation transformer. However, the use of isolationtransformer will help protect test instrument.(2). Adjustment must be done in the correct order.(3). Unless otherwise specified, all adjustments must beperformed with room temperature between 20 and 30°Cwith 55% to 75% relative humidity.(4). The input voltage of the receiver must keep 100~240V,50/60Hz.(5). The receiver must be operated for about 15 minutes priorto the adjustments.* After RGB Full White in HEAT-RUN Mode, the receivermust be operated prior to the adjustment.* Enter into HEAT-RUN MODE1) Press the POWER ON KEY on R/C for adjustment2) Press the VOLUME + KEY. HEAT RUN WHITE OSDdisplay and screen display 100% full WHITE PATTERN.- Set is activated HEAT run without signal generator in thismode. Single color pattern ( RED / BLUE / GREEN ) ofHEAT RUN MODE uses to check panel.Caution) If you turn on a still screen more than 20 minutes(Especially digital pattern, cross hatch pattern), an after image orscreen burn may occur on the panel.3. Adjustment item3-1. SET assembly adjustment(1). RGB Auto Cut-Off & MIN Bias & MAX Bias adjustmentstandard equipment: VG828, VG854, 801GF, MSPG3240Aor same product(2).Adjustment of POWER PCB Assembly voltage(3). Adjustment of White Balance(4).Adjustment of Component Off-Set(5).DDC Data inputCaution> Each PCB assembly must be checked by check JIGset.4. POWER PCB Assy Voltage adjustment(Va, Vs voltage adjustment)4-1. Test equipmentD.M.M 1EA4-2 Connection Diagram for MeasuringRefer to fig.14-3. Adjustment Method4-3-1. PFC adjustment(1) After receiving 100% Full White Pattern(06CH), HEATRUN.(2) Connect + terminal of DMM to TP1 PFC+(J8302),connect -terminal to TP2 PFC-(J8301)(3) Adjust VR801 until voltage reading is 380V(±1V).4-3-2. Va adjustment(1) After receiving 100% Full White Pattern, HEAT RUN.(2) Connect + terminal of DMM to Va pin of P805,connect -terminal to GND pin of P805.(3) Adjust VR8401 until voltage reading matches the labelon the top/right of the panel( ±0.5V).4-3-3. Vs adjustment(1) Connect + terminal of DMM to Vs pin of P805,connect -terminal to GND pin of P805.(2) Adjust VR8501 until voltage reading matches the labelon the top/right of the panel( ±0.5V).- 16 -ADJUSTMENT INSTRUCTIONSFig.1)connection Diagram of power adjustment for measuringVR801All manuals and user guides at all-guides.comall-guides.com