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4 Service Hints
4.1. Service Position for E-Board
1. Remove the back cover.
2. Stand the TV set as shown in Fig. 2.
3. Remove the A-Board from the TV set by pulling the main board out as shown in Fig. 2.
2. Stand the TV set as shown in Fig. 2.
3. Remove the A-Board from the TV set by pulling the main board out as shown in Fig. 2.
Fig. 2
4.2. Adjustment for White Balance
Preparation:
1. Receive the white balance pattern and aging should be performed over 30 minutes.
2. Set the picture menu to DYNAMIC NORMAL.
3. Degausse the CRT face.
4. Fix the CRT colour analyzer receiver unit to CRT face.
5. Enter service mode “1”.
Note:
1. Receive the white balance pattern and aging should be performed over 30 minutes.
2. Set the picture menu to DYNAMIC NORMAL.
3. Degausse the CRT face.
4. Fix the CRT colour analyzer receiver unit to CRT face.
5. Enter service mode “1”.
Note:
1. In white balance mode, key 8 (REMOTE) & key 9 (REMOTE) can be used to adjust sub bright.
2. Press “OK” after white balance adjustment to store the data.
2. Press “OK” after white balance adjustment to store the data.
Adjustment of Low Light
1. Adjustment Sub Bright, so that Y = 6.5 ± 1.0 nit.
2. Adjustment R-CUT OFF, so that X = 0.241 ± 0.005 nit.
3. Adjustment G-CUT OFF, so that Y = 0.242 ± 0.005 nit.
1. Adjustment Sub Bright, so that Y = 6.5 ± 1.0 nit.
2. Adjustment R-CUT OFF, so that X = 0.241 ± 0.005 nit.
3. Adjustment G-CUT OFF, so that Y = 0.242 ± 0.005 nit.
Adjustment of High Light
1. Adjustment Sub Bright, so that Y = 150 nit.
2. Adjustment R-Drive, so that X = 0.263 ± 0.003 nit.
3. Adjustment B-Drive, so that Y = 0.261 ± 0.003 nit.
1. Adjustment Sub Bright, so that Y = 150 nit.
2. Adjustment R-Drive, so that X = 0.263 ± 0.003 nit.
3. Adjustment B-Drive, so that Y = 0.261 ± 0.003 nit.
8
TX-29RX20T
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