1-8
SC742 Chassis
User’s Guide
B. SCA 74-E2 SCSI Dual Channel Back Panel (W/GEM318)
Front View
(*Not Drawn to Scale)
B-1 Connector/Jumper Locations
B-2 Connectors
JP10/JP15: 4-Pin PWR Connectors
+12V
1
Ground
4
Ground
+5V
4-Pin PWR Connectors
Pin Definitions
2
3
B-3 Jumpers
JP18: Buzzer Reset
742 SCA
E2
JP23
JP20
JP14
JP22
JP18
SCSI Chan. A
SCSI Chan.B
JP15
JP10
Channel A Jumpers
Jumpers Definition
JP14
Ch.A Delay Start
JP22
Ch.A Remote Start
Channel B Jumpers
Jumpers Definition
JP20
Ch.B Delay Start
JP23
Ch.B Remote Start
SCSI Channel A Jumpers
SCSI Channel B Jumpers
Buzzer Reset (JP18)
Open Disabled
Closed Enabled
(*Default)