TX-29AL1P - Panasonic TV Service Manual (repair manual). Page 5

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 ADJUSTMENT PROCEDURE
Item / Preparation
Adjustments
+B SET-UP
1.  Receive a Greyscale signal.
2.  Set the controls :
Brightness
Minimum
Contrast
Minimum
Volume
Minimum
Confirm the following voltages.
B2
148
± 2V
B10
5    
± 0,25V
B9
5
± 0,25V
B11
33
± 1,5V
B5
12
± 0,5V
B7
8
± 0,5V
B4
15,5
± 1V
B8
5,5     ± 0,5V
B12 26
± 1V
B13
13  
± 1V
B3
36
± 1,5V
B14
-13
± 1V
B1
215
± 10V
CUT OFF / Ug2 Test
1. Receive a Greyscale signal.
2. Degauss the tube externally.
3. Set the TV into Service Mode 1.
4. Select Cut off mode.
To adjust Cutoff connect an oscilloscope to the Blue
cathode. Press “STR” and adjust “cutoff” value using the
Yellow” and “Blue” buttons until the black level is
160V +5V/-0V press “STR” to store the value.
Remove the oscilloscope.
Select Ug2 adjustment and adjust the screen VR until the
display shows “O.K.”
SELF CHECK
Self-check is used to automatically check the bus lines and hexadecimal code of the TV set.To enter Self-Check mode, press
the STATUS         button on the remote control and at the same time press the down (-/v) button on the customer controls at
the front of the TV set. To exit Self Check, switch off the TV set at the power button.
If the CCU ports have been checked and found to be incorrect or not located then " - - " will appear in place of "O.K.".
Service Aids
To aid in the service of our current chassis there are a number of Service Aids which have been made available.
• 
LUCI
 interface kit (Linked Utility Computer Interface)
Part number: TZS6EZ002
This contains interface and cables for connecting TV service connector and a PC as well as diagnostic software. As new
models are introduced upgrade software will become available.
• 
VICI
 (Visual Interactive Computer Information)
These C.D.'s contain multimedia documentation providing quick access to service information.
Part No. TZS7EZ006, TZS7EZ005, TZS8EZ001 & TZS9EZ001
1. Service Manuals
2. Instruction Books
3. Technical Information
• 
TASMIN
 (Technically Advanced System for Multimedia Interactive Notes)
As well as providing a first step towards more interactive training this product also achieves quick access to Technical
Information.
VDP
O.K.
TUN
O.K.
E2
O.K.
MSP
O.K.
DPL
- - -
PCB
O.K.
CAB
O.K.
SUM
****
OPTION 1 3D
OPTION 2 3C
OPTION 3 0F
OPTION 4 40
OPTION 5 FD
OPTION 6 E1
5
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