4.1. Voltage Confirmation
Item / preparation
1. Operate the TV set.
2. Set controls :
Brightness ........... minimum
Contrast ........... minimum
Volume ........... minimum
Adjustment procedure
1. Confirm the DC voltage at the indicated test points, as
follows :
TPD15 : 133.0 1V (D-Board)
TPD13 : 15.5 1V (D-Board)
TPD14 : -15 1V (D-Board)
TPD18 : 7.0 0.5V (D-Board)
TPD9-TPD20 : 31.5 1.0V (D-Board)
TPD10 : 5.1 0.25V (D-Board)
TPD32 : 215.0 10V (D-Board)
IC1406 PIN4 : 2.5V 0.25V (A-Board)
IC1405 PIN2 : 3.3 0.3V / -0.2V (A-Board)
IC1410 PIN2 : 12 0.4V (A-Board)
TP1410 : 1.85V 0.1V (A-Board)
IC001 PIN3 : 5.0 0.4V (A-Board)
IC1413 PIN3 : 5.0 0.4V (A-Board)
IC1414 PIN3 : 9.0 0.4V (A-Board)
IC2000 PIN2 : 8.0 0.4V (A-Board)
IC1412 PIN2 : 3.2 2V (A-Board)
IC1412 PIN4 : 2.5 0.25V (A-Board)
4.2. E.H.T Check
Item / preparation
1. Receive an RF signal, window or crosshatch pattern.
2. Set the Brightness and Contrast to minimum (0 Beam)
3. Connect the High Voltage Voltmeter to the CRT ANODE
CAP.
4. The set should be switched to AV (no input) contrast and
brightness minimum.
Adjustment procedure
1. Check the EHT voltage is (31.4 1.0) kV.
2. Switch from AV mode to TV.
3. With the Brightness and the contrast controls MAX, check
that the high voltage does not drop more than 3.0 kV from
the above measurement with R.F. signal.
4 ADJUSTMENT PROCEDURE
9
TX-29P800R-IRAN
Summary of Contents for TX-29P800R-IRAN
Page 7: ...7 TX 29P800R IRAN...
Page 8: ...8 TX 29P800R IRAN...
Page 25: ...5 8 Table 1 25 TX 29P800R IRAN...
Page 26: ...6 CONDUCTOR VIEWS 6 1 A BOARD 6 1 1 A BOARD A 26 TX 29P800R IRAN...
Page 27: ...6 1 2 A BOARD B 27 TX 29P800R IRAN...
Page 28: ...6 2 D BOARD 6 2 1 D BOARD A 28 TX 29P800R IRAN...
Page 29: ...6 2 2 D BOARD B 29 TX 29P800R IRAN...
Page 30: ...6 3 DG BOARD 6 3 1 DG BOARD A 6 3 2 DG BOARD B 30 TX 29P800R IRAN...
Page 31: ...7 SCHEMATIC DIAGRAM 7 1 Schematic Diagram for GP11 Chassis 31 TX 29P800R IRAN...
Page 32: ...7 2 D Board 7 2 1 D Board 1 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 32 TX 29P800R IRAN...
Page 33: ...7 2 2 D Board 2 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 1B 2B 3B 4B 5B 6B 7B 8B 9B 33 TX 29P800R IRAN...
Page 34: ...7 2 3 D Board 3 3 1B 2B 3B 4B 5B 6B 7B 8B 9B 34 TX 29P800R IRAN...
Page 35: ...7 3 G Board 7 3 1 G Board 1 2 1A 2A 35 TX 29P800R IRAN...
Page 36: ...7 3 2 G Board 2 2 1A 2A 36 TX 29P800R IRAN...
Page 37: ...7 4 H Board 7 4 1 H Board 1 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 13A 37 TX 29P800R IRAN...
Page 39: ...7 4 3 H Board 3 3 1B 2B 3B 5B 6B 7B 8B 9B 10B 4B 39 TX 29P800R IRAN...
Page 40: ...7 5 DG Board 7 5 1 DG Board 1 10 1A 2A 3A 40 TX 29P800R IRAN...
Page 41: ...7 5 2 DG Board 2 10 1A 2A 3A 2B 3B 4B 5B 6B 7B 8B 9B 10B 11B 12B 13B 14B 1B 41 TX 29P800R IRAN...
Page 47: ...7 5 8 DG Board 8 10 1G 2G 3G 4G 5G 6G 7G 8G 10G 11G 12G 9G 1H 2H 3H 4H 5H 47 TX 29P800R IRAN...
Page 48: ...7 5 9 DG Board 9 10 1H 2H 3H 4H 5H 2I 3I 4I 5I 6I 7I 9I 8I 10I 1I 48 TX 29P800R IRAN...
Page 49: ...7 5 10 DG Board 10 10 2I 3I 4I 5I 6I 7I 9I 8I 10I 1I 49 TX 29P800R IRAN...
Page 50: ...7 6 L Board 7 6 1 L Board 1 3 1A 2A 3A 4A 5A 6A 50 TX 29P800R IRAN...
Page 51: ...7 6 2 L Board 2 3 1A 2A 3A 4A 5A 6A 1B 2B 3B 5B 6B 8B 9B 10B 11B 12B 7B 4B 51 TX 29P800R IRAN...
Page 52: ...7 6 3 L Board 3 3 1B 2B 3B 5B 6B 8B 9B 10B 11B 12B 7B 4B 52 TX 29P800R IRAN...
Page 57: ...7 7 5 A Board 5 5 1D 2D 3D 4D 5D 6D 7D 8D 57 TX 29P800R IRAN...
Page 58: ...8 PARTS LOCATION 58 TX 29P800R IRAN...