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Chapter 2
2-35
T-2-4
T-2-5
T-2-6
T-2-7
J2601 (Connect to Operation panel)
Pin Number
Signal name
IN/OUT
Function
1
POWER_ON
IN
Power switch signal
2
GND
-
GND
3
+5.1V
OUT
Power supply (+5.1V)
4
BUZZER
OUT
Buzzer control signal
5
PDO
OUT
Panel IC control signal
6
+5.1V
OUT
Power supply (+5.1V)
7
PDI
OUT
Panel IC data signal
8
EX_HDD_LED
-
N.C
9
PRESET*
OUT
Panel IC reset signal
10
GND
-
GND
11
PCK
OUT
Panel IC clock signal
12
PANEL5V_ON
OUT
LED backlight power supply (+5V)
13
PCS*
OUT
Panel chip select signal
J2701 (Lift motor, Valve motor (R))
Pin Number
Signal name
IN/OUT
Function
1
+26V_VM
OUT
Power supply (+26V)
2
LIFTM_A
OUT
Lift motor drive signal A
3
LIFTM_AN
OUT
Lift motor drive signal AN
4
LIFTM_B
OUT
Lift motor drive signal B
5
LIFTM_BN
OUT
Lift motor drive signal BN
6
INKBENM_R_OUTB
OUT
Valve motor (R) drive signal B
7
INKBENM_R_OUTA
OUT
Valve motor (R) drive signal A
J2801 (Purge motor, Pump encoder sensor, Pump cam sensor, Paper detection sensor, Lift cam sensor, Carriage HP sensor, Pinch roller pressure release
switch)
Pin Number
Signal name
IN/OUT
Function
1
PUMPM_OUTA
OUT
Purge motor drive signal A
2
PUMPM_OUTB
OUT
Purge motor drive signal B
3
PUMP_ENCB
IN
Pump encoder sensor output signal B
4
SNS5V_FU1
OUT
Power supply (+5V)
5
PUMP_ENCA
IN
Pump encoder sensor output signal A
6
GND
-
GND
7
SNS3V_FU1
OUT
Power supply (+3.3V)
8
GND
-
GND
9
PUMP_HP_SNS*
IN
Pump cam sensor output signal
10
GND
-
GND
11
MEDIA_PE_SNS*
IN
Paper detection sensor output signal
12
MEDIA5V
OUT
Power supply (+5V)
13
SNS3V_FU1
OUT
Power supply (+3.3V)
14
GND
-
GND
15
LIFT_SNS*
IN
Lift cam sensor output signal
16
SNS3V_FU1
OUT
Power supply (+3.3V)
17
GND
-
GND
18
CR_HP_SNS*
IN
Carriage HP sensor output signal
19
RELEASE_LEV_SNS*
IN
Pinch roller pressure release switch output signal
20
GND
-
GND
J2951 (Head management sensor, Shutter HP sensor, Shutter motor, Platen suction fan)
Pin Number
Signal name
IN/OUT
Function
1
APCCHK
IN
Head management sensor unit LED current output detection signal
2
FUTO_MONITOR(N.C.)
-
N.C
3
GND
-
GND
4
FUTO_CLMP*
OUT
Head management sensor unit clamp signal
5
FUTO_ON*
OUT
Head management sensor unit LED ON/OFF signal
6
SNS5V
OUT
Power supply (+5V)
7
FUTO_CMP*
IN
Head management sensor unit light shading detection signal
8
SNS3V_FU1
OUT
Power supply (+3.3V)
9
GND
-
GND
Summary of Contents for image Prograf iPF780 Series
Page 1: ...Mar 27 2014 Service Manual iPF780 760 750 series iPF785...
Page 9: ...Chapter 1 PRODUCT DESCRIPTION...
Page 57: ...Chapter 2 TECHNICAL REFERENCE...
Page 117: ...Chapter 3 INSTALLATION...
Page 125: ...Chapter 4 DISASSEMBLY REASSEMBLY...
Page 175: ...Chapter 4 4 49 2 Shaft Cleaner 1 F 4 97 1 1...
Page 176: ...Chapter 4 4 50 3 Upper Cover Hinge Catch 1 Roll Cover Slide Guide 2 F 4 98 2 1...
Page 179: ...Chapter 5 MAINTENANCE...
Page 186: ...Chapter 6 TROUBLESHOOTING...
Page 212: ...Chapter 7 SERVICE MODE...
Page 267: ...Mar 19 2014 PARTS CATALOG iPF786 785 781 780 765 760 755 750...
Page 301: ...2 25 FIGURE 10 PLATEN GUIDE UNIT 1 3 6 2 8 4 5 10 10 10 9 9 11...
Page 326: ......