Oki MC770 series Maintenance Manual - page 113
45376001TH Rev.1
112 /
Oki Data CONFIDENTIAL
5. Maintenance Menu
5.2 Maintenance menu functions
5.2.1 Self-diagnostic mode
This section describes the self-diagnostic LEVEL 0 and LEVEL 1 respectively.
5.2.1.1 Operation panel
The following description on operating the self-diagnostic is premised on the operation
panel layout as shown below.
Self-diagnostic mode
layout (overall)
(1) How to select the menu items
Menu items can be selected directly.
Menu items can be selected by pressing either [2] or
[8] key.
XXXXX
XXXXX
LEVEL 0-
Engine status display
Engine status display
(Heater temperature)
(Environment temperature/
humidity display)
Respective voltages (TR,
CH, DB, SB) display during
Toner sensor
RFID internal noise monitor
Error details
LEVEL1-ENGINE DIAG MODE XX.XX
SWITCH SCAN
MOTOR & CLUTCH TEST
TEST PRINT
REG ADJUST TEST
DENS ADJ TEST
CONSUMABLE STATUS
PRINTER STATUS
FACTORY MODE SET
SENSOR SETTING
LED HEAD DATA
NVRAM PARAMETER
POWER ON
Normal operation mode
Press
[6] key
Without pressing
any key
Press [6] + [8]until the Maintenance mode is
displayed. Then, select PU by pressing [2].
LEVEL0
(1) How to select the menu items
Menu items can be selected by pressing of [4] or [ ＊ ], or by
pressing of [2] or [8].
Menu items can be selected by pressing either [2] or [8] key.
Pressing of [4] returns the screen to the menu item selection
screen.
XXXX
XXXX
Respective
voltages
display during
Transfer (TR)
voltage (1) *1
Transfer (TR)
voltage (2) *1
Charge (CH)
voltage
Supply (SB)
voltage
Develop (DB)
voltage
Environment
level
After elapsed
time correction
Before elapsed
time correction
Elapsed time
correction
value Vtr3 *1
[2]
[8]
*1: Pressing [#] switches the colors.
Toner
sensor
Toner sensor
status
monitor
display
[2]
[8]
RFID internal noise
monitor
Noise detection
count display,
Toner K error
Noise detection
count display,
Toner Y error
Noise detection
count display,
Toner M error
Noise detection
count display,
Toner C error
[2]
[8]
Monitor controls
evaluation function
Regist motor
constant speed
timer value,
Environment
temperature
Fuser motor
constant speed
timer value, Fuse
target temperature
ID motor constant
speed timer value
BELT motor
constant speed
timer value
Press [4]
Press [
＊
]
Error details
Error code display and others
Engine status display
Heater temperature
Environment
temperature/humidity
Setup table
Transfer voltage
Transfer OFF voltage,
belt temperature
Side thermistor
Press
[6] key