15
15-1
15-2
29WF200
29WF500
TROUBLE SHOOTING FLOWCHART
Check the voltage at pin (6) of IC501.
NO VERTICAL SCAN
Check IC501 and
related circuits
Normal
Abnormal
Normal
Check IC201 and its
peripheral parts.
Check vertical trigger pulse at pin (26) of IC201.
Check D501 and R501.
Abnormal
TROUBLE SHOOTING FLOWCHART (Continued)
NO RASTER
Normal
Check CRT connector (KY), (H) bias.
LED COLOUR ?
Power on by R/C.
Abnormal
Check IC850.
Check
protecter circuit
and its related
parts (23) pin
of IC2001
vertical pulse.
Check the power
circuit consisting
of IC701, Q701
IC702, IC703 and
Q602.
GREEN
GREEN
Yes
No
RED
RED
Does horizontal circuit
momentary oscillate?
Check R621,
IC201 and its
peripheral parts.
Summary of Contents for 29WF200
Page 19: ...19 29WF200 29WF500 SOLID STATE DEVICE BASE DIAGRAM TOP VIEW SIDE VIEW ...
Page 20: ...20 29WF200 29WF500 WAVEFORMS ...
Page 21: ...21 29WF200 29WF500 M E M O ...
Page 22: ...22 29WF200 29WF500 MODEL 29WF200 CHASSIS LAYOUT ...
Page 23: ...23 29WF200 29WF500 MODEL 29WF500 CHASSIS LAYOUT ...
Page 24: ...24 29WF200 29WF500 BLOCK DIAGRAM 29WF200 ...
Page 25: ...25 29WF200 29WF500 BLOCK DIAGRAM 29WF500 ...
Page 27: ...27 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM CRT UNIT ...
Page 28: ...28 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 MAIN 1 UNIT 29WF200 ...
Page 29: ...29 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 30: ...30 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 MAIN 2 UNIT 29WF200 ...
Page 31: ...31 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 32: ...32 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 MAIN 1 UNIT 29WF500 ...
Page 33: ...33 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 34: ...34 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 MAIN 2 UNIT 29WF500 ...
Page 35: ...35 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 36: ...36 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 AV COMB UNIT 29WF200 ...
Page 37: ...37 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 38: ...38 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 AV COMB UNIT 29WF500 ...
Page 39: ...39 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 40: ...40 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 S CONTROL UNIT 29WF200 ...
Page 41: ...41 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 42: ...42 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 S CONTROL UNIT 29WF500 ...
Page 43: ...43 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 44: ...44 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 FRONT UNIT 29WF200 ...
Page 45: ...45 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 46: ...46 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 FRONT UNIT 29WF500 ...
Page 47: ...47 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 49: ...49 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 ...
Page 52: ...52 29WF200 29WF500 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PWB B CRT UNIT ...
Page 55: ...55 29WF200 29WF500 10 11 12 13 14 15 16 17 18 19 I C4 3 0 1 ...