Adjustment Description - BGH BT2909S Service Manual

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3. Adjustment description

*Notes: Alignment should be done after 3 minutes warm up of TV.
3.1 B+ Voltages
1. All relevant connectors and modules must be connected and inserted.
2. Main voltage is at 220VAC, 50Hz.(voltage range:110VAC~240VAC,50Hz)
3. Connect a voltmeter to B+ (Cathode of D808) and switch on the set.
4. Input Philips test pattern signal and standard mode.
5. Adjust VR801, it should as the value in below form B+ Voltage.
Table 3.1.1: The B+ value for vary tubes
CRT type (Part Number)
A68ERF185X013/MS (44-29RFLT-HFCA)
A51QGT420X34(44-21RFLS-LGDA)
NX56-LA
Chassis Name
2008-05-19
Issued on
Updated on
B+ Voltage
125V+/-0.5V
108V+/-0.5V
Serial No.
Page 6 of 12
Page
1.0
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