EPSON Stylus Photo 750
Revision A
Product Description
Parallel Interface
15
NOTE: In/Out refers to the direction of signal flow from the printer’s
point of view.
1.3.2 Parallel Interface(Reverse channel)
Reverse channel is used to transfer the information data from the printer
side to the PC side.
Table 1-8. Connector pin assignment and signals
†
Extensibility request: The printer responds affirmatively when the
extensibility request values are 00H or 04H, that mean,
00H:
Request Nibble Mode Reverse Channel Transfer.
04H:
Request Device ID;
Return Data Using Nibble Mode Rev Channel Transfer
†
Device ID: The printer sends following device ID string when it is
requested.
„
When IEEE1284.4 protocol is effective:
[00H] [57H]
MFG:EPSON;
CMD:ESCPL2,BDC,D4;
MDL:Stylus[SP]Photo[SP]750;
CLS:PRINTER;
DES:EPSON[SP]Stylus[SP]Photo[SP]750;
18
Logic H
---
Out
Pulled up to +5V via 3.9K ohm resistor.
35
+5V
---
Out
Pulled up to +5V via 3.3 K ohm resistor.
17
Chassis
GND
---
---
Chassis GND.
16,33
19-30
GND
---
---
Signal GND.
15,34
NC
---
---
Not connected.
Pin.
No
Signal
Name
Return
GND pin
In/Out
Function Description
Item
Specification
Transmission mode
IEEE-1284 nibble mode
Synchronization
Refer to the IEEE-1284 specification
Handshaking
Refer to the IEEE-1284 specification
Data trans.timing
Refer to the IEEE-1284 specification
Signal Level
TTL compatible level
Adaptable connector
57-30360(amphenol) or equivalent
Summary of Contents for Stylus Photo 750
Page 1: ...EPSON Stylus Photo750 Color Inkjet Printer SEIJ98005 6 59 0 18 6 59 0 18 6 59 0 18 6 59 0 18 ...
Page 8: ... 3 7 5 4 PRODUCTDESCRIPTION ...
Page 32: ... 3 7 5 5 OPERATINGPRINCIPLES ...
Page 43: ... 3 7 5 6 TROUBLESHOOTING ...
Page 55: ... 3 7 5 7 DISASSEMBLYANDASSEMBLY ...
Page 81: ... 3 7 5 8 ADJUSTMENT ...
Page 95: ... 3 7 5 9 MAINTENANCE ...
Page 101: ... 3 7 5 APPENDIX ...
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