Daewoo Rautz NC-8008EB Service Manual page 16

Trouble Shooting Guide
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7-1. MECHA CONTROL(Open/Close) Abnormal
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Control Abnormal of Open/Close
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Start
No
Data Input of
IC501 is OK?
Yes
between Front and CD
No
Output of
IC506 is OK?
Yes
OK
No
VFD Data is OK?
Yes
Check data waveform of VFD_DATA/STB
Check Connection
No
Open/Close
Switch is OK?
Yes
Check IC501(OPEN/CLOSE)
Replace IC506
Replace IC501
Replace Front PCB Ass'y
Check Connection CN507
/CLK/DO
Check Mechanism
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