Ricoh Aficio BP20N, Руководство по обслуживанию

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CONNECTION DIAGRAM
G144/G145 8-2 SM
CONNECTION DIAGRAM
NETWORK
(OPTION)
POLYGON
MOTOR
LSU
LD
1
2
3
4
5
1
2
3
4
5
6
LSU CLK
nL READY
nP MOTOR
GND
24VS
nH SYNC
5V
GND
nLD ON
VDO
GND
60
P
IN
1
2
3
4
5
6
7
8
9
10
11
1
2
1
2
3.3V
PTL
PTL LED ARRAY
MPT CLUTCH
MAIN CLUTCH
REG CLUTCH
MPF SENSOR
1
2
1
2
1
2
1
2
1
2
1
2
24VS
MP CLUTCH
24VS
MAIN CLUTCH
24VS
REG CLUTCH
1
2
3
1
2
3
P EMPTY
FEED
5V
5V
GND
GND
NC
GND
GND
GND
24VS
24VS
MP EMPTY
24VS
LED READY
THV READ
LED ERROR
THV PWM
THV EN
BIAS PWM
MHV PWM
LED TONER SAVE
KEY DEMO
FAN
FUSER ON
P EXIT
SMPS
HVPS
SENSOR
100
PIN
CN 14
CN 13
CN 7
CN 15
CN 5
36 PIN
MAIN
BOARD
CN 16
CN 4
CN 8
CN 10
CN 11
CN 9
8 PIN
4 PIN
CN 17
CN 6
CN 1
CN 2
1
2
1
2
1
2
3
4
1
2
3
4
ROM DIMM
ROM DIMM
SCF
(OPTION)
CARTRIDGE
INFO.
THERMISTOR
1
2
3
4
DCU
MOTOR
1
2
3
4
THER 1
THER 2
A
A/
B
B/
3.3V
DCU DATA
DCU CLK
GND
4 P
IN
CO
NNECT
O
R
FOR
USB 2.0
J 1
CN 18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
MP SENSOR
GND
VCC
G144X02.WMF