Epson STYLUS 4001968 Service Manual page 91

STYLUS 800 Service Manual
Table A-4. Connector Pin Assignment - CN3
Pin
o
2
3
0
4
0
6
7
0
8
0
9
10
I
11
12
Table A-5. Connector Pin Assignment - CN4
Pin I/o
2
Table A-6. Connector Pin Assignment - CN5
I/o
Pin
I
0
2 0
3
4
5 0
6 0
Table A-7. Connector Pin Assignment - CN6
I
Pin
I
0
0
2
0
3
4 0
5
Table A-8. Connector Pin Assignment - CN7
Pin I/o
1
2
3
4
Rev. A
Name
Ground
HCLK Synchronizing clock signal (to S1)
Ground
LAT
Latch signal (to S1)
Ground
Head
serial data signal
Ground
Ink-end (IE) signal
HPV Power supply to the photodiode of HP sensor
HP HP sensor (output)
TH Thermistor signal
Name
PE
Paper-end (PE) signal
Ground
Name
I
I
Phase A drive signal
Phase B drive signal
PF power supply line (+35/+5V DC)
PF power supply line (+3W+5V DC)
Phase -A drive signal
Phase -B drive signal
Name
I
Phase A drive signal
CR-A Phase -A drive signal
Phase B drive signal
CR-B Phase -B drive signal
CR power supply line (+35V DC)
Name
GP
Description
Description
Description
Description
Description
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I