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Parallel Connector (LPT Connector)
The LPT connector is a 25-pin D-Sub female connector. Set the LPT port to bidirectional or EPP/
ECP mode in BIOS setup. The IR-320 does not support an OCIA interface.
Assignment of parallel connector signals
No.
Signal name
1
STROBE#
2
PD0
3
PD1
4
PD2
5
PD3
6
PD4
7
PD5
8
PD6
9
PD7
10
ACK#
11
BUSY#
12
PE
13
SLCT
14
ATFD#
15
ERR#
16
INIT#
17
SLIN#
18 to 25
GND
# following a signal name indicates active LOW.
See the IEEE 1284 Specification for data signals in the EPP and ECP modes.
External TM Power Connector
The power connector for the TM printer is located on the rear panel. Connect the power cable for
the TM printer to the external TM power connector. This connector is a Hoshiden-made
TCS7960-53. Use the dedicated power cable for the external TM power connector.
•
Ratings: 24 V -3%, +7% 2 A (The current capacity includes the currents used in the
DKD connector and the customer display connector.)
7-10 Hardware Specifications
13
25
I/O
Description
O
Strobe signal
I/O
Data signals
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
Acknowledge (receiving complete) signal. LOW: Receiving enabled
I
Busy signal. LOW: Busy
I
Paper error signal. HIGH: Error
I
Selection signal. HIGH: select
O
Auto-feed signal. LOW: Paper feed
I
Error signal. LOW: Error
O
Initialization signal. LOW: initialize
O
Printer selection signal. HIGH: Select
—
Ground
1
14
Rev. C
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