
Chapter 6
6-27
T-6-17
T-6-18
J202
Pin
number
Signal name
IN/OUT
Function
1
LF_A
OUT
Feed motor phase excitation signal (A)
2
+24V
OUT
Power supply (+26.5V)
3
LF_AN
OUT
Feed motor phase excitation signal (AN)
4
LF_BN
OUT
Feed motor phase excitation signal (BN)
5
+24V
OUT
Power supply (+26.5V)
6
LF_B
OUT
Feed motor phase excitation signal (B)
J203
Pin
number
Signal name
IN/OUT
Function
A1
+5V
OUT
Power supply (+5.1V)
A2
GND
-
GND
A3
CR_BRAKE
OUT
Carriage motor brake signal
A4
CR_DIR
OUT
Carriage motor rotation direction control signal
A5
LFSP_DIR
OUT
Feed motor rotation direction control signal
A6
LFSP_REST
OUT
Feed motor drive reset signal
A7
GND
-
GND
A8
KYUINFAN_ALM IN
Suction fun alarm detect signal
A9
MISTFAN_ALM
IN
Mist fun alarm detect signal
A10
LF_CURRENT
OUT
Feed motor constant current control signal
A11
DCOVER_SOL*
OUT
Upper solenoid drive signal
A12
KYUINFAN_PW
M*
OUT
Suction fan drive PWM signal
A13
MISTFAN
OUT
Mist fan drive signal
A14
GND
-
GND
A15
INKM_M1_B
OUT
Valve motor phase excitation signal (B)
A16
INKM_M3_BX_N
1*
OUT
Valve motor phase excitation signal (BN)
A17
PUMPM1_B
OUT
Pump motor phase excitation signal (B)
A18
PUMPM3_BX_N1
*
OUT
Pump motor phase excitation signal (BN)
A19
CAPM1_B
OUT
Cap motor phase excitation signal (B)
A20
CAPM3_BX_N1
OUT
Cap motor phase excitation signal (BN)
B1
GND
-
GND
B2
CAPM2_AX_N0
OUT
Cap motor phase excitation signal (AN)
B3
CMPM0_A
OUT
Cap motor phase excitation signal (A)
B4
PUMPM2_AX_N0
*
OUT
Pump motor phase excitation signal (A)
B5
PUMP0_A
OUT
Pump motor phase excitation signal (A)
B6
INKM_M2_AX_N
0*
OUT
Valve motor phase excitation signal (AN)
B7
INK_M0_A
OUT
Valve motor phase excitation signal (A)
B8
SPOOL_CL*
OUT
Spool clatch drive signal
B9
MISTFAN_V
OUT
Mist fan drive voltage change signal
B10
TCOVER_SOL*
OUT
Right cover solenoid drive signal
B11
GND
-
GND
B12
GND
-
GND
B13
LF_MOI
IN
Feed motor driver phase excitation signal monitor
B14
DOOR*
IN
Upper cover open/close detect signal
B15
LFSP_ENB
OUT
Feed motor operation control signal
B16
LFSP_CLK
OUT
Feed motor speed control signal
B17
GND
-
GND
B18
CR_PWMOUT
OUT
Carriage motor speed control signal
B19
CR_START
OUT
Carriage motor start control signal
B20
+3.3V
OUT
Power supply (+3.3V)
Summary of Contents for W8400 Series
Page 1: ...Apr 5 2005 Service Manual W8400 Series W8400 ...
Page 2: ......
Page 6: ......
Page 12: ...Contents ...
Page 13: ...Chapter 1 PRODUCT DESCRIPTION ...
Page 14: ......
Page 16: ......
Page 21: ...Chapter 1 1 5 F 1 9 ...
Page 47: ...Chapter 2 TECHNICAL REFERENCE ...
Page 48: ......
Page 91: ...Chapter 3 INSTALLATION ...
Page 92: ......
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Page 97: ...Chapter 4 DISASSEMBLY REASSEMBLY ...
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Page 138: ......
Page 139: ...Chapter 5 MAINTENANCE ...
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Page 147: ...Chapter 6 TROUBLESHOOTING ...
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Page 193: ...Chapter 6 6 43 F 6 8 Cover switch tool Cover switch tool ...
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Page 195: ...Chapter 7 SERVICE MODE ...
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Page 198: ......
Page 212: ......
Page 213: ...Chapter 8 ERROR CODE ...
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Page 223: ...Apr 5 2005 ...
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