7-13
5-2. Vertical Size
5-3. Horizontal Position
Check whether the amplitude (approx. 6Vp-p~10Vp-p) at CN-DSB pin 12
on the DEF PWB (PWE-624) varies by OSD vertical size control or not ?
・
IC501 or IC511 failure.
・
Digital control circuit failure. (see item 12)
Check whether the amplitude (approx. 6Vp-p~10Vp-p) at IC421 8 pin
on the DEF PWB (PWE-624) varies by OSD vertical size control or not ?
・
IC421 or its ambient circuit failure.
V OSC/DEF circuit failure. (see item 7)
Check the raster position.
Raster centering circuit failure.
・
IC501 failure.
・
Q504, Q505 or their ambient circuit failure.
・
Digital control circuit failure. (see item 12)
NG
OK
NG
OK
NG
OK
v. size max.
Approx.10Vp-p
v. saw wave
v. size min.
Approx. 6Vp-p
Summary of Contents for MultiSync FP1370
Page 13: ...4 4 REMARK SYMBOL Mount the EMF PWB 121E REMARK SYMBOL Clamp the connector ...
Page 14: ...4 5 REMARK SYMBOL COIL FORMING UPPER SIDE REMARK SYMBOL COIL FORMING LOWER SIDE ...
Page 23: ...4 14 REMARK SYMBOL REMARK SYMBOL Clamp CN CA CN CC and CN D with CLAMPER WIRE ...
Page 26: ...4 17 REMARK SYMBOL Clamp the wires SAFETY REMARK SYMBOL Clamp the wires CN ASD CN AF 21 ...
Page 80: ...5 51 Fig 3 11 CONV PWB Fig 3 12 EMF PWB CN EMF CN LL CN RR CNEM CN CA CN D CN CCB HS8N1 ...
Page 143: ...8 18 15V 80V AFC D FOCUS Fig 3 1 HIGH VOLTAGE CIRCUIT AND PROTECTOR CIRCUIT ...
Page 260: ...10 1 ...
Page 261: ...10 2 ...
Page 262: ...10 3 ...
Page 263: ...10 4 ...
Page 264: ...10 5 ...
Page 266: ...for Human Potential ...
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