Panasonic TH-42PV60A, Service Manual

Page: 38 / 149

11.4. ABL adjustment
Instrument Name Connection Remarks
1. HD signal emitter (or Leader : 1080i/No.9 signal)
2. Wattmeter
COMPONENT input terminal
Connect the AC power of the set to the
wattmeter.
Procedure Remarks
· Make sure the set is aged for 30 minutes or more before adjustment.
(Do not switch off during or after aging.)
·
Voltage 230V 50Hz (variation within 1%)
· Volume at minimum and screen size at “16:9”
Component input, dynamic, standard
1. Connect the set´s AC power to the wattmeter.
2. Input the signal (top half: color bar, Bottom half :Horizontal 10steps bar).
3. Select the “PWRCTL” item in the <Service1> mode
4. Adjust PWRCTL so the set´s power consumption is
331 ±10W
Remarks
1.
The initial data are
Data address: A0-0102
Default data: 0×00
2. The power and data are in reverse relationship.
(Lower the data to raise the power.)
· Raising direction (
­
): 0
®
255, 254, 253.....
·
Lowering direction (
¯
): 0
®
1, 2, 3.....
3. There is a possibility that the adjustment value can do two places, adjust it in that case, that
the value of PWRCTL is large.
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TH-42PV60A / TH-42PV60H / TH-42PV60M / TH-42PV60MT