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Epson TM-U950 Technical Manual

Epson TM-U950
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1-24 Features and General Specifications Rev. A
NC: Not connected, ND: Not defined
Notes:
A prefix "n" to signal names refers to low active signals.
If the host does not have any one of the signal lines listed above, two-way communication
fails.
For interfacing, signal lines should use twisted pair cables with the return sides connected to
the signal ground level.
TM-U950P printer status and signals
Pin No. Source Compatibility mode Nibble mode Byte mode
1 Host nStrobe HostClk HostClk
2 Host/Printer Data0 (LSB) Data0 (LSB) Data0 (LSB)
3 Host/Printer Data1 Data1 Data1
4 Host/Printer Data2 Data2 Data2
5 Host/Printer Data3 Data3 Data3
6 Host/Printer Data4 Data4 Data4
7 Host/Printer Data5 Data5 Data5
8 Host/Printer Data6 Data6 Data6
9 Host/Printer Data7 (MSB) Data7 (MSB) Data7 (MSB)
10 Printer nAck PtrClk PtrClk
11 Printer Busy PtrBusy/Data3, 7 PtrBusy
12 Printer PError
AckDataReq/
Data2, 6
AckDataReq
13 Printer Select Xflag/Data1, 5 Xflag
14 Host nAutoFd HostBusy HostBusy
15 NC ND ND
16 GND GND GND
17 FG FG FG
18 Printer Logic-H Logic-H Logic-H
19 to 30 GND GND GND
31 Host nInit nInit nInit
32 Printer nFault nDataAvail/Data0, 4 nDataAvail
33 GND ND ND
34 Printer DK_STATUS ND ND
35 Printer +5V ND ND
36 Host nSelectIn 1284-Active 1284-Active
CONFIDENTIAL

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Epson TM-U950 Specifications

General IconGeneral
Print speed18.6 ips
Character size1.3 x 3.1 mm
Print technologyDot matrix
Paper dimensions210 x 297 mm
Dimensions (WxDxH)251 x 298 x 194.5 mm
Electromagnetic compatibilityVCCI, FCC, CE
SafetyUL, CSA
Country of originChina
Mean time between failures (MTBF)180000 h
Serial interfaceYes
Standard interfacesRS-232C
Weight (imperial)12.3 lbs
Pallet width1200 mm
Pallet height1000 mm
Pallet length (UK)2250 mm
Quantity per pallet24 pc(s)
Quantity per pallet (UK)36 pc(s)
Quantity per pallet layer4 pc(s)
Harmonized System (HS) code84433210
Quantity per pallet layer (UK)6 pc(s)
Package depth425 mm
Package width360 mm
Package height330 mm
Package weight7196 g
Quantity per pack1 pc(s)
Weight and Dimensions IconWeight and Dimensions
Depth298 mm
Width186 mm
Height195 mm

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