so that all are aligned completely.
Fig. 13
b. YHC, YV, XV, Adjustment (Fig. 14)
a. Adjust so that Static and Dynamic convergence is
best with YHC, VR, YV and XV coil.
In case of static convergence is tilted, repeat (1)
Static convergence Adjustment.
Fig. 14
c.
Dynamic convergence Adjustment
a. When dynamic convergence is bad, fixing permalloy
between neck and DY so that dynamic convergence
is best.
4. Confirm that left upper side line is straight.
When left upper side line isn’t straight, put magnet on DY
and adjust the left upper side line to straight.
4.10. Cut Off
Preparation
1. Receive a colour bar signal with colour “OFF”, and operate
the TV set more than 15 minutes.
2. Set the picture menu to “DYNAMIC NORMAL” and the AI to
off.
3. Connect an oscilloscope to TPL7 with DC mode.
4. Set the TV set to Service Mode 1.
5. Screen VR : Min.
6. Set the data level of SUB BRIGHT, R, G, B-CUTOFF and
R, G, B-DRIVE to the table values.
Display
Date Level
R High (R-CUT OFF)
128
G High (G-CUT OFF)
128
B High (B-CUT OFF)
128
R Low (R-DRIVE)
175
G Low (G-DRIVE)
175
B Low (B-DRIVE)
175
SUB BRIGHT
128
Adjustment
1. Select G-CUTOFF adjustment mode and collapse vertical
scan.
2. Adjust G-CUTOFF control to become the DC=0V to video
level at 180V as shown below.
3. Slowly turn the screen control clockwise until a green colour
horizontal line appears on the picture tube. This is the
setting point for the screen control.
Note that do not adjust the G-CUTOFF setting in the
following procedure.
4. Adjust the remained R and B-CUTOFF controls so as to get
a white horizontal line on the screen.
5. Return to full field SCAN by pushing the position 5 key on
the remote control.
6. Adjust the R-Drive and B-Drive controls as to obtain uniform
white on the white bar of the greyscale pattern.
7. Confirm correct B/W rendition and greyscale tracking or
repeat CUTOFF and drive control setup.
Note:
Write down the original value for each address adjustment
before adjusting anything.
14
TX-34P800R
Summary of Contents for TX-34P800R
Page 7: ...7 TX 34P800R ...
Page 8: ...8 TX 34P800R ...
Page 26: ...5 8 Table 1 26 TX 34P800R ...
Page 27: ...6 Conductor Views 6 1 A BOARD 6 1 1 A BOARD A 27 TX 34P800R ...
Page 28: ...6 1 2 A BOARD B 28 TX 34P800R ...
Page 29: ...6 2 D BOARD 6 2 1 D BOARD A 29 TX 34P800R ...
Page 30: ...6 2 2 D BOARD B 30 TX 34P800R ...
Page 31: ...6 3 DG BOARD 6 3 1 DG BOARD A 6 3 2 DG BOARD B 31 TX 34P800R ...
Page 32: ...7 Schematic Diagrams 7 1 Schematic Diagram for GP11 Chassis 32 TX 34P800R ...
Page 33: ...7 2 G Board 7 2 1 G Board 1 2 1A 2A 33 TX 34P800R ...
Page 34: ...7 2 2 G Board 2 2 1A 2A 34 TX 34P800R ...
Page 35: ...7 3 GM Board 7 3 1 GM Board 1 2 1A 2A 3A 4A 5A 6A 8A 9A 10A 7A 35 TX 34P800R ...
Page 36: ...7 3 2 GM Board 2 2 1A 2A 3A 4A 5A 6A 8A 9A 10A 7A 36 TX 34P800R ...
Page 37: ...7 4 DF Board 7 4 1 DF Board 1 2 1A 2A 3A 4A 5A 6A 7A 37 TX 34P800R ...
Page 38: ...7 4 2 DF Board 2 2 1A 2A 3A 4A 5A 6A 7A 38 TX 34P800R ...
Page 39: ...7 5 H Board 7 5 1 H Board 1 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 13A 39 TX 34P800R ...
Page 42: ...7 6 DG Board 7 6 1 DG Board 1 10 1A 1A 1A 42 TX 34P800R ...
Page 50: ... 1H 2H 3H 4H 5H 6H 7H 8H 9H 10H 11H 1I 2I 3I 4I 5I 6I 7I 8I 9I 10I 11I 12I 13I 14I ...
Page 51: ... 1I 2I 3I 4I 5I 6I 7I 8I 9I 10I 11I 12I 13I 14I ...
Page 52: ...7 7 L Board 7 7 1 L Board 1 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 52 TX 34P800R ...
Page 55: ...7 8 A Board 7 8 1 A Board 1 6 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 55 TX 34P800R ...
Page 61: ...7 9 D Board 7 9 1 D Board 1 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 13A 14A 61 TX 34P800R ...
Page 64: ...8 Parts Location 64 TX 34P800R ...