參數(shù)資料
型號: SYNCMASTER170T_180T
英文描述: Monitor_ICs:GS1881 AD9884AKS-140 416S1020B MTV121P-31 MX88L282FC 3P863
中文描述: Monitor_ICs:GS1881 AD9884AKS - 140 416S1020B MTV121P - 31 MX88L282FC 3P863
文件頁數(shù): 35/65頁
文件大小: 1211K
代理商: SYNCMASTER170T_180T
5 Troubleshooting
SyncMaster 753DF/755DF
5-15
Is G2 voltage right
Is blank pulse on Pin 17 of IC401
Check IC401.
Yes
Yes
No
Check D502, Q501 and Adjust G2.
No
Is V_FLB pulse on
Collector of Q303
Check Q303.
Done
Yes
No
Does approve the Vertical pulse
on the CRT Socket G1
Check CN102, CN201.
Yes
No
Check white balance adjustment.
5-2-4 Visible Retrace
23
24
WAVEFORMS
23
5.00 V (Q303, Collector)
CH1 P-P = 5.00V
CH1 RMS = 28.33V
24
20.00 V (CRT, G1)
CH1 P-P = 20.0V
CH1 RMS = 66.68V
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