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1-12
Rear panel summary
The rear panel of Model 2790 is shown in
on slot 2.
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Figure 1-2
Model 2790 rear panel
6
1 DIGITAL I/O
Male DB-9 connector for digital input (trigger link in) and digital outputs.
2 TRIG LINK
Eight-pin micro-DIN connector for sending and receiving trigger pulses among connected instruments.
Use a trigger link cable or adapter, such as Models 8501-1, 8501-2, 8502, and 8503.
3 RS-232
Female DB-9 connector for RS-232 operation. Use a straight-through (not null modem) DB-9 shielded
cable.
4 IEEE-488
Connector for IEEE-488 (GPIB) operation. Use a shielded cable, such as Models 7007-1 and 7007-2.
5 Power module
Contains the AC line receptacle, power line fuse, and line voltage setting. The instrument can be con-
figured for line voltages of 100V/120V/220V/240VAC at line frequencies of 50 or 60Hz.
6 Slot 1 and Slot 2
Two slots to accommodate Keithley Model 7751, 7752, 7753, and 7702 switching modules. The
Model 2790 is shipped from the factory with slot covers installed. Please note additional slot covers
can be requested from Keithley Instruments.
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Model 2790 SourceMeter
Slot covers must be installed on unused slots to prevent personal
contact with high voltage circuits.
1
2
3
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
DIGITAL I/O
TRIG. LINK
RS232
!
KEITHLEY
SLOT COVER
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
Slot covers must be installed on unused slots to prevent personal
contact with high voltage circuits.
®
Figure
1-2. As shown, a slot cover is installed
4
IEEE-488
MADE IN
U.S.A.
SLT
1
SLT
2
Switch System Reference Manual
!
5
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