1260-100X Theory Of Operation; General; Vxi Interface Pcb Subassembly; Power Filtering - Racal Instruments X Series Manual

1260-100X User Manual

GENERAL

VXI INTERFACE
PCB SUB-
ASSEMBLY

Power Filtering

FUSE MANUFACTURER
F1 Wickmann USA, Inc.
F2 Wickmann USA, Inc.
F3 Wickmann USA, Inc.
Racal Instruments © 2005

1260-100X THEORY OF OPERATION

The 1260-100X consists of three PCB subassemblies: VXI
Interface, Option 01T/Passport, and Backplane/Mezzanine PCB
subassemblies.
The VXI Interface PCB assembly serves two functions. It connects
+5V, +12V, and +24V power from the VXIbus backplane to the
1260-100X backplane.
signals to the
The power is filtered before reaching Option-01T/Passport
subassembly. The fuses, F1 through F3, are of the surface-mount
type. The fuses used are as follows.
MANUFACTURER'S
PART NUMBER
418 2100000
417 1315000
417 1315000
Appendix B
It also connects the VXIbus backplane
RATING
(AMPS)
10
3.15
3.15
1260-100X Theory of Operation B-1
RACAL PART
NUMBER
921545
921546
921546