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TR101 Motherboard
TR101 Motherboard Layout
I
H
G
A
CPU Socket
B
CPU Fan Socket
C
Memory Sockets
D
Power Supply Connector
E
Floppy Connector
F
IDE Connectors
G
Front Panel Connector
Pin
Signal Name
1
HD_PWR
2
HDR_BLNK_GRN
3
HDA*
4
HDR_BLNK_YEL
5
GND
6
FPBUT_IN
7
FP_RESET*
8
GND
9
VCC
10
FPSLP*
11
IRRX
12
GND
13
GND
14
KEY
15
IRTX
16
VCC
17
NC
18
NC
J
M
F
H
Front Side USB
I
Expansion Slots
J
Audio Connector
K
Back Panel Connectors
L
COM 2 Port
M
Jumper Connector
Front Panel Connector Pin Definition
I/O
O
Hard Disk LED pull-up to VCC
O
Front panel Green LED signal
O
Hard Disk Active LED signal
O
Front panel Yellow LED signal
-
Ground
I
Front panel On/Off button signal
I
Front panel Reset button signal
-
Ground
O
I
Front panel sleep button signal
I
IRDA serial input
-
Ground
-
Ground
-
KEY
O
IRDA serial output
O
-
not connected
-
not connected
3
K
E
Description
L
B
A
C
D
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