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6-33
FS-1900
Connector
Pin# Signal
I/O
Voltage
Function
YC206
23
VDO+
O
1.02 to 1.38 V DC
LVDS video data signal (positive)
24
VDO-
O
1.38 to 1.02 V DC
LVDS video data signal (negative)
25
GND
-
-
Power/Signal ground
26
+5V3
O
5 V DC
Power supply for laser scanner unit
step-downed from 24 V DC (+24V2)
27
PDIN*
I
0 V/5 V DC
Pin photo diode sensor detecting signal
28
GND
-
-
Power/Signal ground
29
POLCLK
O
0 V/5 V DC (Pulse)
Polygon motor rotation speed control clock signal
30
POLRDY*
I
0 V/5 V DC
Polygon motor start-up ready signal,
Ready/Not ready
31
POLON* O
0 V/5 V DC
Polygon motor drive signal, Drive/Stop
32
GND
-
-
Power/Signal ground
33
+24V2
O
24 V DC
Power supply for laser scanner unit
34
GND
-
-
Power/Signal ground
YC209
1
AIRTEMP
I
Analog
Temperature/humidity sensor detecting
external temperature signal
2
+5V1
O
5 V DC
Power supply for engine relay board
3
WETCK1
O
0 V/5 V DC (Pulse)
Temperature/humidity sensor driveclock signal 1
4
WETCK2
O
0 V/5 V DC (Pulse)
Temperature/humidity sensor drive clock signal 2
Содержание Mita FS-1900
Страница 1: ...SERVICE MANUAL Published in Dec 01 Revision 1 1 Laser printer...
Страница 9: ...Chapter 1 P r o d u c t I n f o r m a t i o n...
Страница 27: ...Chapter 2 Installation Operation...
Страница 53: ...Chapter 3 Maintenance Adjustments...
Страница 76: ...Chapter 4 O p e r a t i o n O v e r v i e w...
Страница 114: ...Chapter 5 D i s a s s e m b l y...
Страница 144: ...FS 1900 5 31 8 Remove two screws 9 9 Split the fuser unit 0 Figure 5 2 28 Splitting the fuser unit 9 0 9...
Страница 151: ...Chapter 6 T r o u b l e s h o o t i n g...
Страница 198: ...Appendix A D i a g r a m s...
Страница 208: ...Appendix B S t a t u s P a g e...
Страница 215: ...Appendix C I n t e r f a c e...