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BJC-5000
J7 (Carriage cable connector)
Pin No.
Signal name
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
27
28
29
30
31
32
J1 (Purge sensor connector)
Pin No.
Signal name
1
2
3
J2 (Carriage motor connector)
Pin No.
Signal name
1
2
3
4
J3 (Paper feed motor connector)
Pin No.
Signal name
1
2
3
4
IN/OUT Description
VHGND
...
GND for the head drive voltage VH
VHGND
...
GND for the head drive voltage VH
MCH0
IN
Driver signal for the temperature control heater
MCH1
IN
Driver signal for the temperature control heater
VH
OUT
Head drive voltage
VH
OUT
Head drive voltage
SUBH
OUT
Sub heater drive signal
RSV1
...
Not used
RANK
IN
Detection signal for rank resistance
DIA
OUT
Head temperature sensor (diode) anode
ID0
IN
Cartridge detection signal
ID1
IN
Cartridge detection signal
IND
...
Cartridge detection signal
LGND
...
GND for the head logic drive voltage HVdd
HENB0
OUT
Heat enable (Y)
EVENB
OUT
Even nozzle heat enable
HENB1
OUT
Heat enable (M)
HENB3
OUT
Heat enable (Black)
ODENB
OUT
Odd nozzle heat enable
BENB0
OUT
Signal for generating the block enable decoder output
signal
BENB1
OUT
Signal for generating the block enable decoder output
signal
BENB2
OUT
Signal for generating the block enable decoder output
signal
VCC
OUT
IC drive voltage (+ 5V)
DCLK
OUT
Print data transfer signal
DTLD
OUT
Timing signal for print data to be latched
DTRST
OUT
Latch reset signal
HENB2
OUT
Heat enable (C)
IDATA
OUT
Printing data
DIK
IN
Head temperature sensor (diode) cathode
AAO
IN
AA sensor sense signal (Analog input)
AAA
OUT
Photo LED drive signal
AAG
...
GND
IN/OUT Description
PSVCC
OUT
Photo LED drive signal
GND
...
GND
U102(PB6)
IN
Purge sensor sense signal High (sense) / Low
IN/OUT Description
CRA+
OUT
Carriage motor phase A+
CRA-
OUT
Carriage motor phase A -
CRB+
OUT
Carriage motor phase B +
CRB-
OUT
Carriage motor phase B -
IN/OUT Description
LFA+
OUT
Paper feed motor phase A +
LFA-
OUT
Paper feed motor phase A -
LFB+
OUT
Paper feed motor phase B +
LFB-
OUT
Paper feed motor phase B -
5-35
Part 5: Maintenance
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