Interface Specifications - Canon iPF720 Service Manual

Chapter 1

1.4.2 Interface specifications

a. [USB] (Standard)
(1) Interface Type
USB 2.0, full speed (12 Mbits/sec), high Speed (480 Mbits/sec)
(2) Methods of data transfer
Controlled transfer
Bulk transfer
(3) Signal level
Compliant with the USB standard.
(4) Interface cable
Twisted-pair shielded cable, 5.0 m or shorter
Compliant with the USB standard.
Wire AWG No.28, data line pair (AWG: American Wire Gauge)
AWG No.20 to No.28, distribution line pair
(5) Interface connector
Printer side: USB standard, Series B receptacle
Cable side: USB standard, Series B plug
b. [Network] (Standard)
(1) Interface Type
IEEE802.3-compliant interface
(2) Data transfer method
10Base-T/100Base-TX
(3) Signal level
Input: Threshold.
10Base-T: Max +585mV, min +300mV
100Base-TX: Turn-on +1000mV diff pk-pk, turn-off +200mV diff pk-pk
Output:
10Base-T: +2.2V - + 2.8V
100Base-TX: +0.95V - +1.05V
(4) Interface cable
Category 5 (UTP or FTP) cable, 100 m or shorter
Compliant with the ANSI/EIA/TIA-568A or ANSI/EIA/TIA-568B standard.
(5) Interface connector
Printer side: IEEE802.3 and ANSI X3.263-compliant, ISO/IEC60603-7 standard
c. [IEEE1394] (option)
(1) Interface Type
IEEE1394-1995, P1394a (Version 2.0)-compliant interface
(2) Method of data transfer
Asynchronous transfer
(3) Signal levels
Input:
Differential input voltage: +173mV - +260mV during S100 arbitration
+142mV - +260mV, receiving data
+171mV - +262mV during S200 arbitration
+132mV - +260mV, receiving data
+168mV - +265mV during S400 arbitration
+118mV - +260mV, receiving data
Output :
Differential output voltage: +172mV - +265mV
(4) Interface cable
Twisted-pair shielded cable, 4.5 mm or shorter.
Compliant with the IEEE1394-1995 or (Version 2.0) standard
(5) Interface connector
Printer side: IEEE1394-compliant, 6-pin connector (socket)
Cable side: IEEE1394-compliant, 6-pin connector (plug)
Cable side: Compliant with the ANSI/EIA/TIA-568A or ANSI/EIA/TIA-568B standard, Type RJ-45.
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