Epson TM-U950 Technical Manual page 30

CONFIDENTIAL
Notes
Customer display connector (not supported on the TM-U950P)
This connector is for Epson customer display (DM-D series). Do not connect other customer
displays.
Connector type:
Table 1-6. Customer Display Connector Pin Assignment
Pin number
1
2
3
4
5
6
7
8
Interface
Serial interface
Data transfer principle
Synchronization
Handshake (*)
Signal level
Baud rate (*)
Word length (*)
Rev. A
Use a shielded cable for the drawer connection.
It is not possible to drive two drawers at the same time.
Use a solenoid rated for at least 24 Ω as the drawer kick-out solenoid. Otherwise, excessive current
may damage the solenoid.
The drawer must be powered from the printer (connector pin 4).
Do not drive the drawer continuously.
Signal name I/O
Frame ground —
NC —
TXD O
DTR O
DSR I
Signal ground —
+24V DC —
Power ground —
MARK: -3 to -15 V (logical "1"/OFF)
SPACE: +3 to +15 V (logical "0"/ON)
(Voltage measured at connector, referenced to SG)
Receptacle 52065-8845 (Molex) or equivalent
Serial (RS-232 interface)
Asynchronous
DTR/DSR or XON/XOFF
1200, 2400, 4800, 9600 bps
7 or 8 bit
Features and General Specifications 1-19
TM-U950/U950P Technical Manual