Kyocera TASKalfa 2551ci Service Manual page 548

Connector Pin
1 5V0
YC1
Connected to 2 NC
operation
3 INT_POWER
panel PWB
KEY_N
sub
4 GND
5 KEY6
6 NC
7 LED3
8 NC
9 KEY5
10 KEY4
11 SCAN4
12 SCAN2
13 GND
14 SCAN3
15 SCAN1
16 NC
17 LED0
18 LED1
19 LED2
20 NC
21 KEY0
22 KEY1
23 KEY2
24 SCAN0
25 KEY3
26 GND
27 ATTENTION
28 MEMORY
29 PROCESSIN
G
30 JOB_LED
1 VO2
YC3
Connected to 2 VO1
speaker
Signal I/O
O 5 V DC
- -
I
0/3.3 V DC
- -
I 0/3.3 V DC (pulse) Operation panel key scan return signal 6
- -
O
0/3.3 V DC (pulse) Operation panel LED display drive
- -
I 0/3.3 V DC (pulse) Operation panel key scan return signal 5
I 0/3.3 V DC (pulse) Operation panel key scan return signal 4
O 0/3.3 V DC (pulse) Scan signal 4
O 0/3.3 V DC (pulse) Scan signal 2
- -
O 0/3.3 V DC (pulse) Scan signal 3
O 0/3.3 V DC (pulse) Scan signal 1
- -
O
0/3.3 V DC (pulse) Operation panel LED display drive
O
0/3.3 V DC (pulse) Operation panel LED display drive
O
0/3.3 V DC (pulse) Operation panel LED display drive
- -
I 0/3.3 V DC (pulse) Operation panel key scan return signal 0
I 0/3.3 V DC (pulse) Operation panel key scan return signal 1
I 0/3.3 V DC (pulse) Operation panel key scan return signal 2
O 0/3.3 V DC (pulse) Scan signal 0
I 0/3.3 V DC (pulse) Operation panel key scan return signal 3
- -
O
0/3.3 V DC
O
0/3.3 V DC
O
0/3.3 V DC
O
0/3.3 V DC
O Analog
O Analog
Voltage
5 V DC power output to OPWB2
Not used
Power key: On/Off
Ground
Not used
signal 3
Not used
Ground
Not used
signal 0
signal 1
signal 2
Not used
Ground
Attention LED control signal
Memory LED control signal
Processing LED control signal
JOBLED control signal
Speaker sound signal (+)
Speaker sound signal (-)
2-3-41
Description
2NP