User's Manual
Table Of Contents
- Declare
- Important Safety Instructions
- Chapter 1 Function Chracteristic
- Chapter 2 Preparation
- 2.1 Unpacking & Checking
- 2.2 Dismantling Protective Materials
- 2.3 Parts Identification
- 2.4 Installing the Printer
- 2.5 Installing the Ribbon Cartridge
- 2.6 Installing and Dismantling the Right and Left Holders
- 2.7 Installing and Dismantling the Front Table
- 2.8 Installing the Tractor
- 2.9 Connecting to the Printer
- 2.10 Connecting to the Power Source
- 2.11 Installing Driver
- 2.12 Network Settings
- Chapter 3 Control Panel
- Chapter 4 Printer Setting
- Chapter 5 Menu Function Description
- 5.1 Emulation
- 5.2 Print Mode
- 5.3 Font Select
- 5.4 Compress Printing
- 5.5 Characters Pitch
- 5.6 Chinese Pitch
- 5.7 Line Feed Pitch
- 5.8 Top of Form Adjustment
- 5.9 Page Length Tractor
- 5.10 Page Length Manual
- 5.11 Page Width Detect Right
- 5.12 Page Width Detect Left
- 5.13 Top Margin
- 5.14 Bottom Margin
- 5.15 Left Margin
- 5.16 Text Direction
- 5.17 Graph Direction
- 5.18 Zero Style
- 5.19 Character Table EPSON
- 5.20 Character Table IBM
- 5.21 International Font
- 5.22 Code Page
- 5.23 AGM Mode
- 5.24 Paper Skew Detection
- 5.25 Jam Detection
- 5.26 Manual Eject the Paper
- 5.27 Language
- 5.28 Quiet Mode
- 5.29 Carriage Return Setting
- 5.30 Line Feed Setting
- 5.31 Tear off Function
- 5.32 Load Paper
- 5.33 Cover Detection
- 5.34 Baud Rate
- 5.35 Parity Bit
- 5.36 Data Length
- 5.37 Stop Bit
- 5.38 Protocol
- Chapter 6 Troubleshooting
- Chapter 7 Printer Specification
- Appendix A Self-test and Adjustment
ACCEL-7450 User's Manual
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when connect to the computer.
Serial interface connect relations are as follow:
7.2.4.2 Serial interface (DB-25)
DB-25 serial interface connector’s pin number is shown as Figure 7-7:
Data input/output mode: 7-bit or 8-bit serial interface
Data input code: ASCII, JIS 7-bit or 8-bit, International character code, CG, Dot matrix graphic code
based on graphic symbol code (8-bit)
Data buffer: 64K bytes most
Signal level: RS-232C: ±12V
Data transit speed (baud rate) RS-232C: 1200bps, 2400bps, 4800bps, 9600bps, 19200bps
Data transmission protocol RS-232C: READY/BUSY (DTR) or X-ON/X-OFF
Synchronous system: Original bit: 1 bit Stop bit: 1~2 bit
Character length: 7~8 bits
Connector Pin Assignments
RS-232C default settings
PIN ABBREVIATION NAME DIRECTION RDY/BSY X-ON/X-OFF
1 FG Frame Ground —— O O
2 SD Transmitted Data OUT X O
3 RD Received Data IN O O
Figure 7-6 The connection of printer and HOST
DSR
DTR
RTS
CTS
GND
TXD
RXD
6
4
DTR
DSR
CTS
RTS
GND
RXD
TXD
7
8
5
3
2
4
6
8
7
5
2
3
HOST 9 PIN connecto
r
Printer 9 PIN connector
Stop bit
Data bit
Original bit Parity check bit
Figure7-8 Serial data format
Figure 7-7 DB-25 serial interface connector pin number