IBM 4846-545 Service Guide - Page 140
connectors, Keyboard, connector
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Connector-pin assignments USB port connectors 12 34 Table 29. USB port connector-pin assignments Unpowered USB Pin Connector 1 5 V bus 2 −Data 3 +Data 4 Ground Note: Tablet USB ports are USB 1.1 compliant; side and back USB ports are USB 2.0 compliant. Table 30. USB port connector-pin assignments Powered USB Pin Shell Connector Shield 1 5 V Vbus 2 −Data 3 +Data 4 Ground 5 Ground 6 Vplus (12 V or 24 V) 7 Vplus (12 V or 24 V) 8 Ground Keyboard connector 6 4 2 118 Models 545 and 565 Hardware Service Guide 5 3 1
USB
port
connectors
4
3
2
1
Table
29.
USB
port
connector-pin
assignments
Unpowered
USB
Pin
Connector
1
5
V
bus
2
²Data
3
+Data
4
Ground
Note:
Tablet
USB
ports
are
USB
1.1
compliant;
side
and
back
USB
ports
are
USB
2.0
compliant.
Table
30.
USB
port
connector-pin
assignments
Powered
USB
Pin
Connector
Shell
Shield
1
5
V
Vbus
2
²Data
3
+Data
4
Ground
5
Ground
6
Vplus
(12
V
or
24
V)
7
Vplus
(12
V
or
24
V)
8
Ground
Keyboard
connector
1
2
3
4
5
6
Connector-pin
assignments
118
Models
545
and
565
Hardware
Service
Guide