參數(shù)資料
型號(hào): DP17L*
英文描述: Monitor_ICs:S1D2506A01 S5D2501E09
中文描述: Monitor_ICs:S1D2506A01 S5D2501E09
文件頁(yè)數(shù): 17/42頁(yè)
文件大?。?/td> 664K
1 Troubleshooting
1-14
DP17L*
1-2-3 Missing Color
Are proper Video levels
on CN101 (D-Sub) Pin 1, 3 and 5
Are proper Video signal on all
cathodes
Refer to 1-1-16 No Video.
Yes
Yes
No
Check signal generator.
No
Are proper DC voltage on all
cathodes
Check IC101 Pins 15, 16 and 17.
Check QR01, QR02, QG01, QG02,
QB01, and QB02.
Yes
Yes
No
Is G2 voltage right
Check D502, D503 and Q501.
No
Is Heater voltage right
Check D608, Q604 and T601.
No
Yes
Check D504, Q602 and T501.
No
Yes
Yes
Is G1 voltage right
Replace CRT.
Done
22
WAVEFORMS
22
10.0 V (R,G,B, Video)
CH1 P-P = 10.0V
CH1 RMS = 17.02V
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