Epson TM-U950 Technical Manual

2-4 Mechanism Configuration and Operating Principles Rev. A
For example, to form the character “2”, print solenoids 2 and 9 are first powered in sync with the
carriage motor phase switching signal. Next, a half-dot timing delay TnH is introduced, and
print solenoid 8 is powered. By continuing in this way, the character “2” is formed.
Sensor Assemblies:
The sensor functions of the TM-U950 and TM-U950P are as follows:
(*) The near-end sensor is mounted on the case at the paper feed section
Sensor Assembly Function
Home position sensor assembly Initial TM-U950/TM-U950P setting
Carriage sensor assembly Detection of head carriage operation problems
Auto-cutter sensor assembly Auto-cutter stroke detection
Slip paper insert sensor assembly Slip paper presence detection
Slip paper eject sensor assembly “
Paper sensor assembly Roll paper presence detection
Near-end sensor assembly (*) “
Figure 2-4. Print Timing Chart
CONFIDENTIAL

Epson TM-U950 Specifications

General

Print speed	18.6 ips
Character size	1.3 x 3.1 mm
Print technology	Dot matrix
Paper dimensions	210 x 297 mm
Dimensions (WxDxH)	251 x 298 x 194.5 mm
Electromagnetic compatibility	VCCI, FCC, CE
Safety	UL, CSA
Country of origin	China
Mean time between failures (MTBF)	180000 h
Serial interface	Yes
Standard interfaces	RS-232C
Weight (imperial)	12.3 lbs
Pallet width	1200 mm
Pallet height	1000 mm
Pallet length (UK)	2250 mm
Quantity per pallet	24 pc(s)
Quantity per pallet (UK)	36 pc(s)
Quantity per pallet layer	4 pc(s)
Harmonized System (HS) code	84433210
Quantity per pallet layer (UK)	6 pc(s)
Package depth	425 mm
Package width	360 mm
Package height	330 mm
Package weight	7196 g
Quantity per pack	1 pc(s)

Weight and Dimensions

Depth	298 mm
Width	186 mm
Height	195 mm