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SC825 Chassis Manual
Jumper Settings and Pin Definitions
1
2
1
2
D-3 Front Jumpers and Connectors
Front Panel Connectors
1.
JP10/JPA10: Main four-pin power connectors
2.
GEM318 chips
3.
CD-ROM/floppy drive four-pin power connectors
4.
LVD1 SCSI Channel A
5.
LVDA1 SCSI Channel B
6.
Overheat/Drive Fail LED Indicator
D-4 Main Power Connector Pin Definitions
The 4-pin power connectors are used to provide adequate an power supply to the
backplane. See the table below for specific pin definitions.
Pin 1
Pins 2 and 3
Pin 4
3
SCA-825S2 Main Power 4-Pin Connectors
(JP10, JPA10)
D-4
3
5
4
12V
Ground
+5V
+
S
UPER
R
SCA825S2
6
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