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NOVA-7895 Socket 370 Celeron
TM
& Pentium III
®
Multimedia & Dual Ethernet ,IEEE1394, Embedded Board
23
Pin No. Description Pin No. Description
1 DCD3 2 DSR3
3 RXD3 4 RTS3
5 TXD3 6 CTX3
7 DTR3 8 RI3
9 GND 10 N/C
11 DCD4 12 DSR4
13 RXD4 14 RTS4
15 TXD4 16 CTX4
17 DTR4 18 RI4
19 GND 20 N/C
3.5
Keyboard/Mouse
Connector
The NOVA-7895 provides the following connectors: one internal,
one mouse and one keyboard.
•
CN27 : 5-pin Header Mouse Connector
PIN NO.
DESCRIPTION
1 MS
DATA
2 N/C
3 GND
4 VCC
5 MS
CLOCK
•
CN30 : 5-pin Header Keyboard Connector
PIN NO.
DESCRIPTION
1 KB
CLOCK
2 KB
DATA
3 N/C
4 GND
5 +5V
3.6 External Switches and Indicators
There are several external switches and indicators for monitoring
NOVA-7895 Socket 370 Celeron
TM
& Pentium III
®
Multimedia & Dual Ethernet ,IEEE1394, Embedded Board
24
and controlling your CPU board. All functions are in the CN5
connector.
•
CN5 : Multi Panel
PIN NO. DESCRIPTION
PIN NO. DESCRIPTION
1. SPEAKER 11
POWER-LED
+
2. N/C 12 N/C
3. N/C 13
POWER-LED
-
4. SPEAKER
+5V 14
5. RESET
SW 15 KEYLOCK
-
6. RESET
SW
GND 16
GND
7.
IDE LED -
17
N/C
8.
IDE LED+
18
ATX POWER PSON#
9. ATX
POWER
BUTTON
19 ATX
5VSB
10. ATX
POWER
BUTTON GND
20 ATX
5VSB
3.7 USB Port Connector
The NOVA-7895 has two built-in USB ports for the future I/O bus
expansion.
•
CN9 : Pin Header USB Connectors
PIN NO. Description
1
VCC
2
USBD2-
3
USBD2+
4
GND
5 GND
6
USBD3+
7
USBD3-
8
VCC
4 3 2 1 CN9 ( USB 2 )