Epson 440 - Manual (Page 163)

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.
C A U T I O N Information contained in this section only applies to
Stylus Color 440 and Stylus Color 640.
C A U T I O N 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)