Epson Stylus 820 Service Manual page 104

Appendix
A.1.1 Connector Summary
This section describes the connector summary. The table A-1 lists the connoctor summary for every
connectors on the C160 main and the C160 power supply board. Also, the table A-2 to table A-10 lists the
detail signals for every connectors.
Board
C160 MAIN
C160 PSB/PSE
Table A-2. Connector Pin Assignments - CN1
Pin I/O
1
I
2-9 I
10
O
11 O
12 O
13 O
14
I
15 —
16 —
17 —
18 —
19-30 —
31
I
32
O
33 —
34 —
35 —
36
I
A-2
Table A-1. Connector Summary
Location Pin
CN1 36
CN2 —-
CN3 4
CN4 19
CN5 4
CN6 5
CN7 2
CN8 3
CN9 2
CN1 2
CN2 8
Name
Strobe signal
STB
DATA1-8 Data strobe signal
ACK signal
ACK
BUSY Busy signal
PE Paper end signal
SLCT Printer select signal
Auto line feed signal
AFXT
NC Not connected
GND Ground
FG Frame ground
+5 V +5 VDC
GND Ground
INIT signal
INIT
Error signal
ERR
GND Ground
NC Not connected
+5 V +5 VDC
Select in signal
SLIN
Stylus Color IIs / Stylus 820
Description
Centronics parallel I/F
Serial I/Fn (Not Connected)
Carriage Motor Control
Head Control
Paper Feed Motor Control
Power Supply from C160 PS board
PE Sensor
Carriage Home Position Sensor
Paper Select lever position sensor
AC inlet (L/N)
DC output (+5 V / +35 V)
Description
Rev. A