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Hitachi UTOPIA RAS-4HVRP2E - Page 324

Hitachi UTOPIA RAS-4HVRP2E
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10 Troubleshooting
Checking procedure for main parts
SMGB0136 rev.0 - 07/2021
322
Printed Circuit Board for Fan Control: PCB3
LED1
Part name Contents of functions
LED1 (Red)
PCB1 power indication
Normal condition: Activated / ON. Abnormal condition: Deactivated / OFF.

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