Epson Stylus CX4100 Service Manual page 196

EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850
Table 7-3. CN3 - PE Sensor
Pin Signal Name I/O
1 PE I
2 GND —
3 PEV —
Table 7-4. CN4 - PG Sensor
Pin Signal Name I/O
1 PG I
2 GND —
Table 7-5. CN5 - Print Head
Pin Signal Name I/O
1 XHOT/THM I
2 SI2_Ma O
3 VDD2 —
4 SI1_Ye O
5 GND —
6 NCHG O
7 GND —
8 LAT O
9 NC —
10 GND2 —
11 COM O
12 GND2 —
13 COM O
APPENDIX
Function
PE Sensor signal
Ground
Power supply for PE Sensor
Function
PG Sensor signal
Ground
Function
Head temperature signal
Print data output for Magenta nozzles
+3.3V
Print data output for Yellow nozzles
Ground
All nozzle fire selection pulse
Ground
Head data latch pulse output
Not connected
Ground
Head drive pulse (trapezoid waveform)
Ground
Head drive pulse (trapezoid waveform)
Connector Summary
Table 7-6. CN6 - Print Head
Pin Signal Name I/O
1 GND2 —
2 COM O
3 GND2 —
4 COM O
5 VHV O
6 GND —
7 SCK —
8 GND —
9 CH O
10 VDD —
11 SI3_Cy O
12 GND —
13 SI4_Bk O
Revision A
Function
Ground
Head drive pulse (trapezoid waveform)
Ground
Head drive pulse (trapezoid waveform)
+42V power supply for nozzle selector
Ground
Serial clock
Ground
Charge signal for the trapezoidal wave-form
+3.3V
Print data output for cyan nozzles
Ground
Print data output for black nozzles
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