Kyocera TASKalfa 4500i Service Manual page 521

Connector Pin
29 SGND
YC3
Connected to 30 SLEEP
engine PWB
31 HLD_ENG
32 NC
33 SGND
34 EG IRN
35 EG SO
36 EG SBSY
37 EG SDIR
38 EG_SI
39 EG_SCLK
40 SGND
1 TD1+
YC5
Connected to 2 TD1-
ethernet
3 TD2+
4 TD2-
5 CT1
6 CT2
7 TD3+
8 TD3-
9 TD4+
10 TD4-
11 GRLED_A1
12 GRLED_K1
13 YWLED_A2
14 YWLED_K2
Signal I/O
- -
O 0/3.3 V DC
O 0/3.3 V DC
- -
- -
O 0/3.3 V DC
I 0/3.3 V DC (pulse) Serial communication data signal
O 0/3.3 V DC
O 0/3.3 V DC
O 0/3.3 V DC (pulse) Serial communication data signal
O 0/3.3 V DC (pulse) Engine lock signal
- -
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC (pulse) Transmission data
O 3.3 V DC
O 3.3 V DC
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC (pulse) Transmission data
O 0/3.3 V DC
O 0/3.3 V DC
O 0/3.3 V DC
O 0/3.3 V DC
Voltage
Ground
Sleep signal
Engine hold signal
Not used
Ground
Engine interrupt signal
Engine busy signal
Engine communication direction sig-
nal
Ground
3.3 V DC power output
3.3 V DC power output
LED emitter signal
LED emitter signal
LED emitter signal
LED emitter signal
2-3-3
2LL/2LJ/2LH
Description