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7
7
7-1
CONNECTION DIAGRAM
Service Manual
7. Connection Diagram
7.1 Phaser 3130
HOST
COMPUTER
IEEE1284
COMOPATIABLE
CABLE
CN5
PCL MAIN BOARD
FR-4, 4LAYER
6 PIN
CONNECTOR
for USB
USB CABLE
CN14
1
2
1
2
THERMISTOR
1
2
3
4
MOTOR
CN8
CN10
CN3
DCU
+3.3V
DCU_DATA
1
2
3
4
1
2
3
4
DCU_CLK
GND
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
1
2
3
4
5
6
LSU
POLYGON
MOTOR
LD
DIODE
1
2
1
2
CN13
CN6
CN12
CN11
CN9
SMPS
HVPS
CN5
1
2
1
2
1
2
Main Clutch
PTL LED ARRAY
Manual Clutch
1
2
PANEL
FAN
A
B
THER 1
THER 2
A/
B/
38 PIN
37
38
5
6
1
2
3
4
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
2
1
4
3
6
5
8
7
10
9
12
11
14
13
16
15
18
17
20
19
22
21
24
23
26
25
1
2
3
4
LSUCLK
nLREADY
nPMOTOR
GND
24VS
*HSYNC
5V
GND
nLD_ON
VDO
GND
+3.3V
PTL
+24V
MP_CLUTCH
+24V
MAIN_CLUTCH
P_EMPTY
P_FEED
3.3V
3.3V
3.3V GND
3.3V GND
5V
3.3V GND
3.3V GND
3.3V 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
P_EXIT