Usb Connectors; Pin Assignment - Ricoh B089 Service Manual

USB

4.3.3 USB CONNECTORS

USB is a serial protocol and a physical link, which transmits all data on a single pair
of wires. Another pair provides power to downstream peripherals. The USB
standard specifies two types of connectors, type "A" connectors for upstream
connection to the host system, and type "B" connectors for downstream connection
to the USB device.
Type "A" connector

4.3.4 PIN ASSIGNMENT

The controller has a type "B" receptacle (CN10).
2 1
3 4
Pin No.
1
2
3
4
B577
B577D904.WMF
Signal Description
Power
Data –
Data +
Power GND
4-6
Type "A" connector
B577D905.WMF
USB I/F
Ethernet I/F
(standard for G073 model)
CN5 (SLOT1)
CPU
Controller Board
SIMAC
Wiring Assignment
Red
White
Green
White
B577D906.WMF
SM