Canon iR7086, Service Manual

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Chapter 10
10-7
F-10-5
T-10-9
10.4.3 Backup Battery
10.4.3.1 Back-Up Battery
0011-3330
iR7105 / iR7095 / iR7086
The machine's main controller PCB, DC controller PCB, and reader controller PCB are each equipped with a lithium battery for use in the event of power failure
and power plug disconnection.
T-10-10
Risk of explosion if battery is replaced by an incorrect type.
Dispose of used batteries according to the instructions.
Detection by Machine operation Resetting
Overcurrent detection
circuit A Stops outputs [1] and [2]
from the DC power supply
PCB. Turn off the main power switch, and remove the cause;
then, leave the machine alone for about 3 min, and turn on
the main power switch.
Overcurrent detection
circuit B Stops output [2] from the DC
power supply PCB. Remove the cause, and turn off and then on the control
panel power switch.
Main controller PCB dioxide manganese lithium battery (3 V, 1000 mAh)
DC controller PCB lithium battery (3 V, 600 mAh)
Life of battery main controller PCB: about 10 yr
DC controller PCB: about 10 yr
Replacement of battery battery cannot be replaced on its own in the field
Output 1
Converter
circuit 1
5V/12V
Converter
circuit 2
24V/38V
Sequence
control
circuit
Overcurrent
protection
circuit 1
Overcurrent
protection
circuit 2
Overcurrent
detection
circuit B
Overcurrent
detection
circuit A
5V
12V
38V
24V
Overcurrent detection signal 1
Overcurrent
detection
signal 2
Output stop signal 2
Output stop signal 1
J1701
Output 2
5
4
DC power supply PCB Relay PCB
Outputs [1] and [2] are stopped.
Output [2] is stopped.