Samsung ML-1610XBH Service Manual page 55

Alignment and Adjustments
No. Function
Motor
00
01 MHV
THV(-)
02
THV(+)
03
DEV
04
05 LSU
06 Pic kUp
07 PEmpty
Sensor
08
09 Cover
Fus er
10
11 HotBur n
Clean Print
12
Thv
13
Refer ence
PTL
14
15 FAN
Manual
16
Pic kUp
Manual
17
Sensor
4.6.4 Self Test Button
If the Self-Test button pressed, vertical lines are printed.
Turn the power on while pressing this button, '89' shows in the DCU and the printer is warming up. After warming-
up the printer is in READY Mode, and '88' shows in the DCU. In this mode, without any detection, the printer begins
printing(trial printing and data from the PC). It is convenient to use this mode when the engine malfunction is
detected in the control board.
Service Manual
4-10
Enter
Motor Run
Mhv On
Thv Negative On
Thv On
Supply
Dev On
0 : -550V
LSU Run
On
Pickup On
Paper Empty
Cover Open
Fuser On
HotBurn On
Clean Printing
low
PTL On
Fan On
Manual Pickup On
Manual Sensor
Up/Down
Thv Negative Off
DEV
0 : -350V
Off Ready
Ex it Feed
adequate high
Manual Pickup Off
Stop Remar k
Motor Stop
Mhv Off -1300V
-1000 V
Thv Off +1300V
-350V
Dev Off
020mV
LSU Stop
Pickup Off
Fuser Off
P TL Off PTL2 ł ‰
Fan Off
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