5-52
Confidential
1.3.29 Reset irregular power supply detection counter of low-voltage power 
supply PCB (function code: 88)
<Function>
This function is used to reset the corresponding counter after the low-voltage power supply 
PCB ASSY is replaced. The number of times the part has been replaced is increased by one.
<Operating Procedure>
1.3.30 Quit maintenance mode (function code: 99)
<Function>
This function is used to quit the maintenance mode, restart the machine, and return it to the 
ready state. Also forcefully close the fuser unit error.
<Operating Procedure>
For models without keypad
(1) Press the [▲] or [▼] key in the initial 
state of maintenance mode to display 
"MAINTENANCE 88" on the LCD, and 
press the [OK] key. "Reset-LVPS" is 
displayed on the LCD.
(2) Press the [OK] key. "LVPS OK?" is 
displayed on the LCD.
(3) Pressing the [OK] key resets the number 
of times that irregular power supply 
errors occurred and "Reset-LVPS" is 
displayed on the LCD.
(4) When the [Stop] key is pressed, the 
machine returns to the initial state of 
maintenance mode.
For models with keypad
(1) Press the [8] key twice in the initial state 
of maintenance mode. "Reset-LVPS" is 
displayed on the LCD.
(2) Press the [Start] or [Mono Start] key.
"LVPS OK?" is displayed on the LCD.
(3) Pressing the [Start] or [Mono Start] key 
resets the number of times that irregular 
power supply errors occurred and 
"Reset-LVPS" is displayed on the LCD.
(4) When the [X] or [Stop] key is pressed, 
the machine returns to the initial state of 
maintenance mode.
For models without keypad
(1) Press the [▲] or [▼] key in the initial 
state of maintenance mode to display 
"MAINTENANCE 99" on the LCD, and 
press the [OK] key. The machine quits 
maintenance mode and returns to the 
ready state.
For models with keypad
(1) Press the [9] key twice in the initial state 
of maintenance mode. The machine 
quits maintenance mode and returns to 
the ready state.