5
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1.2 Names and Functions of Parts
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1
3
4
5
6
7
8
9
10
11
12
13
14
A
1
2
3
4
5
6
Rear panel
1 Fuse Holder
Contains a power fuse.
2 Power inlet
Connect the grounded three-core power cord supplied here. Integrated with a fuse
holder.
3 RS-232C terminal
Used for remote control with RS-232C.
4 Protective ground terminal
Used to earth a protective ground wire. Be sure to make grounding connections
before starting a test.
5 Buzzer adjustment knob
Used for buzzer sound adjustment. Two knobs are provided: one for PASS
screening and one for FAIL screening.
6 External I/O terminal
For output of 3158 state and input of start and stop signals.