MODEL 1073A QUICK SETUP GUIDE
Introduction
This document covers the basics of getting the Model 1073A unpacked, installed and running.
For complete details covering the Model 1073A, please consult the operation manual available for
download from www.arbiter.com, or purchase a printed copy through Arbiter Sales.
Unpacking
Several accessories included with the clock are located inside the packing material. A rack-mount
kit (AS0028200) accompanies every Model 1073A, and versions with Option 07 power inlet have
a power cord for the specific country. Inlet Option 08 and 10 do not come with a power cord and
must be wired directly.
Attaching Mounting Hardware
Each rack-mount ear is attached with two M5x10 mm pan head screws; one rack-mount ear on each
side of the clock. To mount them, first remove the two pan head screws securing the clock cover on
one side of the clock. Place a rack-mount ear against that side of the clock, as show below. Insert
the two screws on that side of the clock and tighten. Repeat with the other rack-mount ear on the
opposite side.
1073A DISTRIBUTION AMPLIFIER
ON/
O I
OFF
Configuring Operation
Your Model 1073A comes with default settings so that each input drives the four outputs for each
channel separately: Channel A input drives the four Channel A outputs, Channel B input drives
the four Channel B outputs, and Channel C input drives the four Channel C outputs. To configure
the operation differently from the default settings, please consult the operation manual, either as
a free download from www.arbiter.com, or by ordering a printed manual from Arbiter Systems.
OUTPUT OUTPUT OUTPUT OUTPUT
CHANNEL C
J15
J14
J13
J12
If you want to drive all 12 outputs from Channel A input you will need to move jumpers JMP9
and JMP16 from position A to position B.
Rear Panel Layout
The rear panel is arranged in the the following manner, left to right:
Five BNC type connectors, corresponding to channel C input and outputs.
NOTE: Mount screws through lower set of holes.
OPERATE
INPUT
OUTPUT OUTPUT OUTPUT OUTPUT
CHANNEL B
J11
J10
J9
J8
J7
INPUT
OUTPUT OUTPUT OUTPUT OUTPUT
CHANNEL A
J6
J5
J4
J3
J2
1
INPUT
110 – 250 Vdc
85 – 264 Vac
47 – 440 Hz
G
–
+
FUSE
1AF/250V
U1, Opt. Fiber In
J1
3W Typ.
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