Epson 2450 Electrical, Environmental, Safety Approvals, USB Interface, FireWire Interface, Transparency Unit

EPSON Perfection 2450 PHOTO

Electrical

Input voltage	100-120 VAC
range
Rated input	0.45 A
current
Power	Approx. 23 W operating
consumption	approx. 7 W in power saving mode

Note: Scanners sold outside the US market may operate at a different voltage. Check the label on the back of the scanner for voltage information.

Environmental

Temperature	Operation: 41 to 95 °F (5 to 35 °C)
	Storage: –13 to 140 °F (–25 to 60 °C)
Humidity	Operation: 10% to 80%
(without	Storage: 10% to 85%
condensation)
Operating	Ordinary office or home conditions; avoid
conditions	extreme dust, direct sunlight, and strong
	light sources.

Safety Approvals

Safety	UL 1950
	CSA C22.2 No. 950
EMC	FCC part 15 subpart B class B
	CSA C108.8 class B

USB Interface

Interface type	Universal Serial Bus Specification
	Revision 2.0
Connector type	One receptacle (Type B)
Configuration
Element	Description
Characteristics	Self-powered
	Remote wake up feature: Not supported
	Maximum power consumption from VBUS: 2mA (5V)
Interface	No alternate setting
	Class: Vendor specific
Endpoint 1	Bulk IN transfer
	Maximum data transfer size: 64 bytes (Full Speed)
	512 bytes (High Speed)
Endpoint 2	Bulk OUT transfer
	Maximum data transfer size: 64 bytes (Full Speed)
	512 bytes (High Speed)
String	Language ID: US English
Descriptor	1: Manufacturer: “EPSON”
	2: Product: “EPSON Scanner”

Electrical	Full Speed mode (12 Mbit/s) and High
standard	Speed mode (480 Mbit/s), Universal
	Serial Bus Specification Revision 2.0
Connector pin arrangement
Pin number	Signal	Connector

1VCC

2–DATA

3+DATA

4GND

FireWire Interface

Interface type	IEEE 1394a-2000 compatible
Data transfer	Half-duplex data / strobe differential
	serial
Synchronization	Clock synchronization with DS-Link
Encoding/	DS-Link
Decoding
Logic level:	3.3. V
Power class	Power class code 100
	No power supply from external sources
	Fitted with a repeat function with bus
	power
Connector pin arrangement
Pin number	Signal	Connector

1VCC

2GND

3	TPB–	2	4	6
4	TPB+
		1	3	5

5TPA–

6TPA+

Transparency Unit

The transparency unit is built into the scanner lid.

Electrical	Supply voltage: DC 24 V ±10% V
	Rated current: 0.5 A
Document	Positive or negative film in the following
specifications	sizes:
	35 mm strips
	35 mm slides
	120/220 (6 ⋅ 9-cm) film
	4	⋅ 5-inch film
Readable area	4	⋅ 9 inches (102 ⋅ 230 mm)

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