Epson Stylus Photo RX640 series, Service Manual

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EPSON Stylus PHOTO RX640/650 Revision A
Product Description Basic Specifications 11
1.2.3 Interfaces
The interfaces this unit is equipped with are as follows:
†
USB I/F
„
Mounted on the printer (for connection to a PC)
„
For printing of data from a USB storage (printing of data from an external
storage device, such as a DSC or CD-R disk or wireless printing by use of the
optional Bluetooth adapter)
†
Memory card slot (multi-slot)
†
IrDA (infrared communication with a mobile phone or the like)
1.2.3.1 USB Interface
†
Main specifications
†
External Storage Device Connection Port
„
Recommended cable length: 2 m
Wireless printing is available by installing the optional Bluetooth adapter in the
External Storage Device Connection Port.
Note : Subject to conditions such as obstructions between communication devices, radio wave
condition, magnetic field, static electricity, locations where interferences occur,
software or OS used, receiver sensitivity of communication Devices, and antenna
performance.
C H E C K
P O I N T
Detailed information on above-mentioned external storage
devices, Bluetooth adapter and devices compatible with IrDA
(infrared data association) is available on EPSON web site.
Table 1-4. Main specifications
Items Specifications
Standards
“Universal Serial Bus Specifications Revision 2.0”
Printer: “Universal Serial Bus Device Class Definition for
Printing Devices Version 1.1”
Storage: “Universal Serial Bus Mass Storage Class Bulk-Only
Transport Revision 1.0”
Transfer rate 480 Mbps (High Speed Device)
Data format NRZI
Compatible connector USB Series B
Maximum cable length Less than 2 m
Table 1-5. Bluetooth Communication Basic Specifications
Items Specifications
Communication method Bluetooth standard specification Ver. 2.0 + EDR
Output Bluetooth standard specification Power Class 2
Communication distance Approx. 10 m (line-of-sight)
Frequency band used 2.4 GHz band (2.4 GHz to 2.4835 GHz)
Supported profiles
Basic Printing Profile (BPP)
Basic Imaging Profile (BIP)
Object Push Profile (OPP)
Hardcopy Cable Replacement Profile (HCRP)