User Guide

J3 (Serial interface connector)
J201 (Fan control signal cable connector)
J701 (Carriage cable connector)
5-33
BJC-8500
Part 5: Maintenance
Pin No.
1
2
3
4
5
6
7
8
Shield
Signal
SCLK
...
TXD-
S-GND
RXD-
TXD+
...
RXD+
PG
IN/OUT
OUT
...
OUT
...
IN
OUT
...
IN
...
Function
Signal lock
Unused
Transmit data
Ground
Receive data
Transmit data
Unused
Receive data
Shield ground of interface cable
Pin No.
1
2
Signal
FANON
GND
IN/OUT
OUT
...
Function
Fan drive signal
Ground
Pin No.
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
Signal
VCC
VCC
VCC
VCC
SCKB
SDA<5>
SDA<4>
SDA<3>
SDB<5>
SDB<4>
SDB<3>
GND
BGB
GND
BEB<3>
BEB<2>
BEB<1>
BEB<0>
HE<5>
HE<4>
HE<3>
SHE<5>
SHE<4>
SHE<3>
GND
ENA
GND
ENB
GND
D5V
IN/OUT
...
...
...
...
OUT
OUT
OUT
OUT
OUT
OUT
OUT
...
OUT
...
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
...
OUT
...
OUT
...
...
Function
Logic drive voltage (5.0V±0.2VDC)
Logic drive voltage (5.0V±0.2VDC)
Logic drive voltage (5.0V±0.2VDC)
Logic drive voltage (5.0V±0.2VDC)
Color head data transfer clock
Serial data A, bit 5: Color head serial data
Serial data A, bit 4: Color head serial data
Serial data A, bit 3: Color head serial data
Serial data B, bit 5: Color head serial data
Serial data B, bit 4: Color head serial data
Serial data B, bit 3: Color head serial data
Ground
Block gate B: Color head data latch
Ground
Block enable bit 3: Color head block enable
Block enable bit 2: Color head block enable
Block enable bit 1: Color head block enable
Block enable bit 0: Color head block enable
Heat enable bit 5: Color head heat enable
Heat enable bit 4: Color head heat enable
Heat enable bit 3: Color head heat enable
Short heat enable bit 5: Color head short heat enable
Short heat enable bit 4: Color head short heat enable
Short heat enable bit 3: Color head short heat enable
Ground
Encoder A: Linear encoder A phase
Ground
Encoder B: Linear encoder B phase
Ground
Linear encoder drive voltage