User Manual

EPSON Stylus Color 440/640/740 Revision A
Chapter 7 Appendix 163
A.1.1.1 Connector Pin Assignment
(Stylus Color 440 and Stylus Color 640)
Tables in this section provide connector pin assignments of the
C206MAIN-B, C255MAIN and C256MAIN, the main boards equipped
with Stylus Color 440 and Stylus Color 640.
CAUTION
Information contained in this section only applies to
Stylus Color 440 and Stylus Color 640.
CAUTION
Pin assignments for all connectors but CN8 (Printhead)
are common. Therefore they are combined in the same
tables. As for CN8 (printhead), separate tables are
provided as shown below.
Table A-7: CN8 for C206MAIN-B, C255MAIN
Table A-8: CN8 for C256MAIN
If you need information on Stylus Color 740, go to
Section A.1.2.1.
Table A-1.
Connector Summary of C206MAIN-B/C255MAIN/C256MAIN
Connector Function Table to refer to
CN1 Parallel I/F connector Chapter 1/Table 1-10
CN2 Serial I/F connector Chapter 1/Table 1-16
CN3 To Control panel Table A-2
CN4 To PE sensor Table A-3
CN5 To HP sensor Table A-4
CN6 To CR motor Table A-5
CN7 To PF motor Table A-6
CN8 To Printhead Table A-7
CN10 To Power supply board Table A-9
CN11 To ASF sensor Table A-10
Table A-2. Connector CN3
Pin Signal Name I/O Function
1 LED0 Out LED drive signal (0)
2 GND ---- Ground
3 LED1 Out LED drive signal (1)
4 GND ---- Ground
5 LED2 Out LED drive signal (2)
6 +5V ---- Logic power supply
7 +5V ---- Logic power supply
8 LED4 Out LED drive signal (4)
9 SW1 In Panel switch input (1)
10 PSC In Power on/off switch
11 SW0 In Panel switch on/off (0)
12 SW2 In Panel switch on/off (2)
Table A-3. Connector CN4
Pin Signal Name I/O Function
1 PE In Sensor detect signal
2 GND --- Ground
3 PEV --- Sensor power supply (+5V)
Table A-4. Connector CN5
Pin Signal Name I/O Function
1 HP In Sensor detect signal
2 GND --- Ground
3 HPV --- Sensor power supply(+5V)