Canon BJC 6000 - Color Inkjet Printer Service Manual page 139

BJC-6000
(1)
HVCONT check
OK?
Yes
+24 VDC output check
OK?
Yes
Replace the control
board
HVCONT (+24 VDC output control signal)
for output (CN401).
No
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.
No
Replace the AC
adapter
5-21
Part 5: Maintenance
+5VDC
HVCONT
GND
+24VDC
GND