Oki MC770 series Maintenance Manual - page 21
45376001TH Rev.1
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Oki Data CONFIDENTIAL
1. Configuration
1.5.3 Telephone Line Interface Specification
1.5.3.1 Outline of telephone Line Interface
The machine will reliably communicate with distant stations over voice-level telephone
line.
1.5.3.2 Telephone Line Interface Connector and Cable
Connector Type : RJ-11
Cable Type
: TEL Cable (With RJ-11 plug)
Connector contact arrengement
1.5.3.3 Telephone Line Interface signal
Contact No.
Functions
TEL
A1
Unspecified
A2
Unspecified
A3
TCP
A4
TCP
A5
Unspecified
A6
Unspecified
LINE
B1
Unspecified
B2
Unspecified
B3
TCP
B4
TCP
B5
Unspecified
B6
Unspecified
TCP : Terminal Connection Point
A
1
A6
B
1 B6
TEL
LINE
1.5.4 USB Host Interface
1.5.4.1 Outline of USB Host Interface
(1) Basic Specification
USB
(2) Transmission Mode
Hi Speed (480Mbps±0.05% max.)
(3) Supply Power
Max. 500mA
(4) Connection devices
USB memory
1.5.4.2 USB Host Interface Connector
USB A plug connector
Connector pin arrangement
1.5.4.3 USB Host Interface Signal
Name of Signal
Function
1
Vbus
Power Supply (+5V)(red)
2
D -
Data transmission (white)
3
D +
Data transmission (green)
4
GND
Single ground (black)
Shell
Shield
4
3
2
1