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1.3.2 Rear Panel Controls and Connectors
Figure 1-2 illustrates the controls and connectors on the rear panel of the 1865
Megohmmeter/IR Tester. Table 1-2 identifies them with description and function.
CAUTION: FOR CONTINUED
PROTECTION AGAINST FIRE
HAZARD REPLACE ONLY
WITH SAME TYPE AND
RATING OF FUSE
FUSE 250V
90-250V T2.5A 5x20mm
90-250V
47-63Hz
100 W ATTS
MAX
1
Figure 1-2: Rear Panel Controls and Connectors
Table 1-2: Rear Panel Connectors and Controls
Reference
Name
Number
Figure 1-2
1
AC Inlet Module
2
Vent
3
I/O Port
4
Parallel Port
5
Option
6
Battery
7
RS232 Interface
8
IEEE-488 Interface
Page 24 of 87
8
NO USER SERVICEABLE PARTS
INSIDE
!
TO PREVENT ELECTRICAL SHOCK
DO NOT OPEN COVERS
REFER TO QUALIFIED PERSON
IEEE-488 INTERFACE
I/O PORT
2
3
Type
Black 3-Prong
Receptacle & Fuse
Drawer
Rear Panel Portion
36-pin Male
Amp 552302-1
compatible
Not Available
1865-03
3, AA Size Batteries
9-pin DB9 Male
24-pin Male
7
RS 232 INTERFACE
PARALLEL
PORT
4
5
Function
3-wire connection for AC power source.
90-250V AC: T2.5A 250V 5x20mm Fuse
Instrument ventilation
36-Pin Connector for Component Handler.
Use with Amp 552302-1 plug & 552073-5
strain relief cover or ribbon cable clamp
connector 553600-1 or equivalent(s).
Not Available
Rear Panel Input Terminals: Ground, (+), (-)
and Guard for connection to DUT with High
Voltage Indicator
DC source for System Memory back-up.
3 AA batteries need to be replaced yearly.
9-pin connector for RS232 I/O transfers
24-pin connector for IEEE-488 I/O transfers
6
BATTERY
REPLACE
W ITH
THREE SIZE AA
POSITIVE
TERMINAL OUT
MADE IN USA
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