Sharp AR-C360P Service Manual page 136

1 Turn ON the power but the machine does not properly turn on..
• Turn OFF the power and re-turn it back ON.
• Does
• NO
• YES
• NO
No
• YES
• YES Is the following voltage output to the Main PCB PU IF connector?
Pin 137-147,187-197: +5V Pin 125-136,175-186: +3.3V
Pin 148,198: +12V Pin 101-124,149-174,199,200: 0V
YES
• NO Is the following voltage output to the Engine PCB POWER connector?
Pin 5, 6, 7, 8: +5V
Pin 15: +12V
Pin 12, 13, 14: +34V Pin 1, 2, 3, 4, 9, 10, 11: 0V
YES
• NO Replace the low voltage power unit.
Rev. 1
appear? (approx. 1 second)
Is the AC cable properly connected?
No Properly connect the AC cable.
Is +5V output to the engine PCB (S2V PWB) panel connector
(OPTN Connector)?
Pin 10, 11, 18: +5V Pin 5, 7, 15, 20: 0V
YES Is +5V output to the relay PCB (S2H PWB) panel connector?
Pin 5: +5V Pin 2: 0V
NO Replace the relay PCB.
YES Is the operator panel cable properly connected?
NO Properly connect cable.
YES Replace the operator panel cable. Has operation been restored?
NO Replace the operator panel cover Assy.
YES END
Is +5V output to the engine PCB (S2V PWB) power connector?
Pin 5, 6, 7, 8: +5V Pin 1, 2, 3, 4, 9, 10, 11: 0V
Check connection of power connector, then replace the low voltage power
unit.
Replace the engine PCB.
Replace the main PCB.
Replace the engine PCB.
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