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Sharp ARM450U
Error Codes List page 16
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- Code: U7-00
- Description: RIC communication trouble
RIC communication trouble Communication cable test error after turning on the power or exiting DIAG.
- Causes: Disconnection of connector and harness RTC control PWB trouble Control PWB (Controller) trouble Noise or interference
- Remedy: Canceled by turning OFF/ON the power. Check connector and harness in the communication line.