Abl Adjustment - Panasonic TH-37PX600B Service Manual

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
TH-37PV600E 271 ±10W
TH-37PX600B 280 ±10W
TH-42PV600E 331 ±10W
TH-42PX600B 340 ±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
51
TH-37PV600E / TH-37PX600B / TH-42PV600E / TH-42PX600B
Remarks
Remarks