Abl Adjustment - Panasonic TH-42PV60A Service Manual

TH-42PV60A / TH-42PV60H / TH-42PV60M / TH-42PV60MT

11.4. ABL adjustment

Instrument Name
1. HD signal emitter (or Leader : 1080i/No.9 signal)
2. Wattmeter
· 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.
Connection
COMPONENT input terminal
Connect the AC power of the set to the
wattmeter.
Procedure
38
Remarks
Remarks