Download Print this page

Epson 680Pro - LQ B/W Dot-matrix Printer Service Manual: Connector Summary; Major Component Unit

Color inkjet printer.
Hide thumbs

Advertisement

EPSON Stylus COLOR 680/777/777i

7.1 Connector Summary

7.1.1 Major Component Unit

The Major component units of this printer are as follows.
o
Main Board (C383MAIN)
o
Power Supply Board (C383PSB/PSE)
The figure below shows how these components connect.
C383PSB/PSE
CN2
CN10
CN1
AC Power
CN8, CN9
Printhead
PF Motor
Printer Mechanism
Figure 7-1. Connection of the Major Components
See the following tables for the connector summary for the C383MAIN board and each
connector's pin alignment.
Appendix
CN3
USB
C383MAIN
CN1
Parallel I/F
CN11
C383 PNL
CN7
CN12
CN4
CR Motor
HP/PE Sensor
Table 7-1. Connector Summary for C383MAIN/MAIN-B
Connector
CN1
For connection with the parallel interface
CN3
For connection with the USB
CN4
For connection with the HP/PE sensor
CN7
For connection with the PF motor
CN8, CN9
For connection with the printhead
CN10
For connection with the power supply board
CN11
For connection with the C383PNL board
CN12
For connection with the CR motor
Pin
Signal Name
1
HPPE
2
GND
3
HPPEV
Pin
Signal Name
1
PFA
2
PFB
3
PF-A
4
PF-B
Connector Summary
Function
Table 7-2. CN4 - HP/PE Sensor
I/O
Function
In
Sensor detect signal
---
Ground
---
Sensor Power Supply
Table 7-3. CN7 - PF Motor
I/O
Function
Out
Phase drive signal (A)
Out
Phase drive signal (-A)
Out
Phase drive signal (B)
Out
Phase drive signal (-B)
Revision B
Table to refer to
Refer to
"IEEE1284.4
Protocol" on page 19
Refer to "USB" on
page
Table 7-2
Table 7-3
Table 7-5
Table 7-6
Table 7-x
Table 7-8
124

Advertisement

Troubleshooting

   Also See for Epson 680Pro - LQ B/W Dot-matrix Printer

   Related Manuals for Epson 680Pro - LQ B/W Dot-matrix Printer

Comments to this Manuals

Symbols: 0
Latest comments: