ADJUSTMENT PROCEDURE
Item / Preparation
Adjustments
+B SET-UP
1. Receive a Greyscale signal.
2. Set the controls :-
Brightness
Minimum
Contrast
Minimum
Volume
Minimum
1. Confirm the following voltages.
D-Board
E-Board
D3
PIN5 147V ±
3V
U8A
E19-PIN8
8V
±
0,5V
D12
PIN5 5V
±
0,3V
U9
IC3801-PIN3 9V
±
0,5V
D13
PIN1 40V
±
4V
U12
E22-PIN8
12V
±
0,5V
D3
PIN4
230V ±
10V
STD5VE26-PIN4
5V
±
0,5V
D3
PIN4 205V ±
10V
U15
E23-PIN8
15V
±
1V
D3
PIN4 190V ±
10V
U15
E23-PIN9
-15V
±
1V
D3
PIN4 190V ±
10V
U33
E22-PIN10
33V
±
4V
D14
PIN5 5V
±
0,5V
U40
E24-PIN1
40V
±
3V
D12
PIN7 15V
±
2V
U5B
E19-PIN5
5V
±
0,5V
D12
PIN9 15V
±
2V
D11
PIN8 12V
±
2V
D11
PIN10 33V
±
3V
Cut Off
1. Receive a Greyscale signal.
2. Degauss the tube externally.
3. Set the TV into Service Mode 1.
4. Select Cut off mode.
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 get into the Self-Check mode
press the down (-/v) button on the customer controls at the front of the set,at the same time pressing the STATUS
button on the remote control, and the screen will show :-
Self Check is also used to automatically check the bus lines and hexadecimal code of the TV set.
If the CCU ports have
been checked and found to be incorrect or not located then " - - " will appear in place of "O.K.". For more in-depth TV
diagnostics use the LUCI interface as listed below.
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
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.
5
PCB
O.K.
Cab
O.K.
Sum
Factory use
only
VPC
O.K.
TUN
O.K.
E2
O.K.
DPL
- -
CIP1
O.K.
CIP2
O.K.
VP
O.K.
DFU
O.K.
COL
- -
PIP
- -
DIS
O.K.
OPTION 1
BD
OPTION 2
1C
OPTION 3
1F
OPTION 4
00
OPTION 5
FF
OPTION 6
23
Summary of Contents for TX-25XD90P
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