Kyocera TASKalfa 3050ci Service Manual page 605

Connector Pin
YC7
1 SCAN4
Connected to 2 KEY5
operation
PWB 2
3 KEY6
4 KEY7
5 SCAN0
6 SCAN1
7 SCAN2
8 SCAN3
9 LED2
10 LED3
11 LED4
12 GND
YC8
1 PROCESSING_L
ED
Connected to 2 MEMORY LED
operation
3 ATTENTION_LED
PWB 3
4 GND
YC11
1 VO2
Connected to 2 VO1
speaker
YC14
1 LED_A
Connected to 2 NC
LCD
3 LED_C
4 NC
Signal I/O
O 0/3.3 V DC (pulse) Scan signal 4
I 0/3.3 V DC (pulse) Operation panel key scan return sig-
I 0/3.3 V DC (pulse) Operation panel key scan return sig-
I 0/3.3 V DC (pulse) Operation panel key scan return sig-
O 0/3.3 V DC (pulse) Scan signal 0
O 0/3.3 V DC (pulse) Scan signal 1
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) 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
- -
O 0/3.3 V DC
O 0/3.3 V DC
O 0/3.3 V DC
- -
O Analog
O Analog
O 0/3.3 V DC
- -
I 0/3.3 V DC
- -
Voltage
nal 5
nal 6
nal 7
signal 2
signal 3
signal 4
Ground
Processing LED control signal
Memory LED control signal
Attention LED control signal
Ground
Speaker sound signal (+)
Speaker sound signal (-)
LED control signal
Not used
LED control signal
Not used
2-3-55
2LK/2LN/2LM/2LC
Description