Error Condition Diagnosis; Diagnosis Flowchart - Canon BJC-55 Service Manual

BJC-50

5.2 Error Condition Diagnosis

5.2.1 Diagnosis flowchart

When DC power is supplied
START
Insert the DC jack
of the universal adapter.
Is the printer
in the factory
mode?
No
• RAM check
• ROM check
Correct?
Yes
Recharging check
Correct?
Yes
Start recharging
the battery
END
Leave the lithium ion battery installed.
Yes
Specify that the printer
enters the factory mode
at power on and
write it into the EEPROM.
No
• RAM error
• ROM error
No
• Failed recharging
circuit error
POWER ERROR/CHARGE
The ERROR / CHARGE indicator
lights green while battery is
recharging
5-7
Part 5: Maintenance
Indicators
: Lights
: Blinks
: Does not light
The error code is displayed when the
power is turned on with the POWER
button.
POWER ERROR
RAM ERROR : 2 beeps
ROM ERROR : 1 beep
If an error occurs, the printer stops to
operate when the power is turned on
with the POWER button.
POWER ERROR
ERROR : 12 beeps