Microtest 8740 - Rear Panel Functions

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2.4.2 Rear panel
128 Model:
(1) Serial port (RS-232 Port)
(2) Remote control port (Remote Port)
(3) Printer Port
(4) High voltage correction output connector
(5) AC power input (230/115 VAC)
(6) 115/230V switch
(7) Fuse Holder 250V/T1.25A.
(8) Audio output socket
Note:
1. Please confirm whether the AC input voltage setting is the same as the
voltage used.
2. The input power must be grounded when using the machine.