Chapter 1 Getting Started
The Rear Panel at a Glance
Operating Guide 1-11
1
The Rear Panel at a Glance
NOTE It is normal operation for the fan in the Counter to continue to run after the Counter is
placed in Standby mode. Power to the timebase is continuous to maintain long term
measurement reliability, and the fan helps maintain timebase temperature stability.
1 Rear-panel input connectors (optional)
2 Power module (Senses incoming voltage
and automatically selects proper
setup.)
3 Fan
4 External Arm input connector
5 External Reference Input connector
6 10 MHz Output connector
7 GPIB (IEEE-488.1) interface connector
8 Oscillator Adjust potentiometer
9 RS-232 Interface or Limit Output
connector
WARNING:
NO OPERATOR SERVICEABLE PARTS INSIDE, REFER SERVICING TO SERVICE TRAINED PERSONNEL.
WARNING:
FOR CONTINUED FIRE PROTECTION, USE SPECIFIED ~ LINE FUSE.
1
Ext
Arm
Ref
In
I
N
P
U
T
S
!
AC LINE:
10 MHz Out
60 VA
100 - 120 VAC
200 - 240 VAC
50/60/400 Hz
50/60 Hz
OPTIONS
001 MS Oven
010 HS Oven
SERIAL PLATE
To Configure:
Hold Recall during turn-on.
Osc Adjust
RS - 232
ISM 1-A
FOR LABORATORY USE BY
QUALIFIED PERSONNEL
FOUR USAGE EN LABORATOIRE
PAR PERSONNEL QUALIFIE
2
3
012 US Oven
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