Epson 440 Service Manual page 137

EPSON Stylus Color600 Service Manual
Pin
1
2
3
4
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Pin
1
2
3
4
5
6
7
8
Pin
1
2
3
Rev.A
Table A-6. Connector CN7
Signal Name
PFA
PF-A
PFB
PF-B
Table A-7. Connector CN8
Signal Name
BCO
CCO
THM
GND
LAT
GND
SI3
GND
SI2
GND
CLK
GND
CLK
GND
NCHG
GND
VDD
GND2
GND2
GND2
COM
COM
COM
VHV
VHV
Table A-8. Connector CN10
Signal Name
+42V
+42V
GND
GND
PSC
GND
GND
+5V
Table A-9. Connector CN11
Signal Name
ASF
GND
ASFV
I/O
Out Phase drive signal (A)
Out Phase drive signal (-A)
Out Phase drive signal (B)
Out Phase drive signal(-B)
I/O
In Black ink cartridge detect signal
In Color ink cartridge detect signal
In Thermistor detect signal
---
Out Head data latch pulse output
---
Out Head data output (3)
---
Out Head data output (2)
---
Out Head data output (1)
---
Out Clock pulse for head data transfer
---
Out Head all on pulse output
---
--- Logic power supply (+5V)
---
---
---
--- Head drive power supply
--- Head drive power supply
--- Head drive power supply
--- Head drive voltage control signal
--- Head drive voltage control signal
I/O
--- Mechanism drive power supply
--- Mechanism drive power supply
---
---
Out Power supply switch output signal
----
---
--- Logic power supply
I/O Function
In Sensor detect signal
---
--- Sensor power supply (+5V)
Function
Function
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Function
Ground
Ground
Ground
Ground
Ground
A-3