LG RU-50PZ61, Service Manual

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(6) It is possible to check how many Generations are created
at this point.
(Fig. 7) shows that you have created 130 Generations and
you will start from 131 next time.
4-3. HDCP Download Method
(1) Input power of Stand-By 5V.
(Download must be executed only when it is on Stand-by)
(2) The RS-232C(9PIN) must be connected to the COM1 on
the PC.
(3) If all the preparation is completed, click on ‘Download’.
(4) If abnormal state (Fig. 10) display then (3) execute.
5. POWER PCB Assy Voltage
Adjustments
(Va, Vs Voltage Adjustments)
5-1. Test Equipment :
D.M.M. 1EA
5-2. Connection Diagram for Measuring
Refer to (Fig 11).
5-3. Adjustment Method for
P/No. 3501V00180A B/D
(1) Va Adjustment
1) After receiving 100% Full White Pattern, HEAT RUN.
2) C terminal of D.M.M to Va pin of P805, connect
- terminal to GND pin of P805.
3) Turn RV501, to adjust the Va voltage to match the value
marked on the label on the right/top of the panel.
(Deviation; ±0.5V)
(2) Vs Adjustment
1) C terminal of D.M.M to Vs pin of P805, connect
– terminal to GND pin of P805.
2) Turn RV401, to adjust the Vs voltage to match the value
marked on the label on the right/top of the panel.
(Deviation; ±0.5V)
ADJUSTMENT INSTRUCTIONS
(Fig. 7)
(Fig. 8)
(Fig. 9) Normal State
(Fig. 10) Abnormal State
Each PCB assembly must be checked by Check JIG Set
before assembly. (Take special note of the Power PCB, which
can easily damage the PDP module)
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