Canon BJC 6000 Service Manual - Page 139
Replace the control, board, Replace the AC, adapter, 24 VDC output check, HVCONT check
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BJC-6000 Part 5: Maintenance (1) HVCONT check HVCONT (+24 VDC output control signal) for output (CN401). +5VDC HVCONT GND +24VDC GND OK? Yes No Replace the control board +24 VDC output check • Check for +24 VDC during operation (CN401). • No +24 VDC is output when the carriage is at the cartridge replacement position or if an error occurs. OK? Yes No Replace the AC adapter Replace the control board 5-21
5-21
BJC-6000
Part 5:
Maintenance
(1)
Replace the control
board
Replace the AC
adapter
+24 VDC output check
Replace the control
board
• Check for +24 VDC during operation (CN401).
• No +24 VDC is output when the carriage is at
the cartridge replacement position or if an error
occurs.
HVCONT (+24 VDC output control signal)
for output (CN401).
HVCONT check
+5VDC
HVCONT
+24VDC
GND
GND
OK?
No
Yes
OK?
No
Yes