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3.3.4. Rear Panel Controls (3780)
1. REAR PANEL OUTPUT TERMINALS: Second set of output connectors in
parallel with the front panel connectors.
2. CALIBRATION BUTTON: To put the instrument into the calibration mode push
this button and turn on the power switch simultaneously.
3. REMOTE SIGNAL OUTPUT: 9-Pin D-type subminiature female connector for
monitoring PASS, FAIL, and PROCESSING output relay signals (See section 6.
Connection of Remote I/O for more detailed information).
4. REMOTE SIGNAL INPUT: 9 pin D-type subminiature male connector for remote
control of TEST, RESET, and REMOTE INTERLOCK DISABLE functions, as well
as MEMORY SELECTION (See section 6. Connection of Remote I/O for more
detailed information).
5. BUS INTERFACE: Standard connector for interconnection to the RS-232 Bus
interface.
6. CHASSIS GROUND (EARTH) CONNECTION: This terminal should be connected
to a good earth ground before operation.
7. FUSE RECEPTACLE: To change the fuse, unplug the power (mains) cord and
turn the fuse receptacle counter-clockwise. The fuse compartment will be
exposed. Please replace the fuse with one of the proper rating (250 VAC, 3.15 A).
8. INPUT POWER RECEPTACLE: Standard IEC 320 connector for connection to a
standard NEMA style line power (mains) cord.
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