Epson 2200 - Stylus Photo Color Inkjet Printer, Service Manual

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EPSON Stylus PHOTO 2100/2200 Revision B
APPENDIX Connector Summary 229
14 LAT O Head data latch output signal
15 GND - Ground
16 SCK O Serial clock signal
17 GND - Ground
18 NC - Not connected
19 GND - Ground
20 ENA I Feed back signal from linear encoder ch.A
21 VDD - +3.3V logic power supply
22 ENB I Feed back signal from linear encoder ch.B
23 GND - Ground
24 CRST O Reset signal for address counter of CSIC
25 GND - Ground
26 CSD1 O CSIC serial data 1
27 CVDD O Power for CSIC memory
28 CSCK I/O Clock signal for CSIC read/write
29 COO I Cartridge detect signal
30 CSD2 O CSIC serial data 2
31 PW I Detect signal for PW
Table 7-8. CN11-Printhead
Pin Signal name I/O Function
1 SIB O Printhead data output (B)
2 SIC O Printhead data output (C)
3 GND - Ground
4 SILc O Printhead data output (Lc)
5 SIM O Printhead data output (M)
6 GND - Ground
7 SILm O Printhead data output (Lm)
8 SIY O Printhead data output (Y)
Table 7-7. CN10-Printhead
Pin Signal name I/O Function
9 GND - Ground
10 SIDy O Printhead data output (Dy)
11 GND - Ground
12 CH O Charge signal for the trapezoidal wave-form
13 VDD3.3 - +3.3V logic power supply
14 SP O SP signal
15 GND - Ground
16 NCHG O All nozzle fire selection pulse
17 ANODE O
Abnormal temperature detection circuit for
the nozzles
18 GND - Ground
19 COMLc - Common voltage (Lc)
20 GND2Lky - Ground 2LKy
21 GND2Lky - Ground 2LKy
22 COMB - Common voltage (B)
23 GND2Lm - Ground 2Lm
24 GND2Lm - Ground 2Lm
25 COMLk - Common voltage (Lk)
26 GND2Lc - Ground 2Lc
27 GND2Lc - Ground 2Lc
28 COMLm - Common voltage (Lm)
29 GND2B - Ground 2B
30 GND2B - Ground 2B
Table 7-9. CN12-ASF sensor
Pin Signal name I/O Function
1 ASF I Detect signal for ASF
2 GND - Ground
3 ASFV - Power supply for ASF sensor (+5V)
Table 7-8. CN11-Printhead
Pin Signal name I/O Function