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5.2. POWER CHECKS
5.2.1. AC CHECKS
5.2.1.1. CAUTION -THESE CHECKS MUST BE PERFORMED WITH THE POWER
SWITCH TURNED OFF AND WITH THE POWER CORD UNPLUGGED. THESE
INSTRUCTIONS SHOULD ONLY BE PERFORMED BY TRAINED PERSONNEL AND
THEN ONLY AFTER TAKING ALL PERTINENT SAFETY PRECAUTIONS.
5.2.1.2. SET THE POWER SWITCH TO THE
OFF
POSITION AND CONFIGURE THE
CORCOM FOR 120 VAC OR TO THE SPECIFIED CUSTOMER VOLTAGE
REQUIREMENT. THE CORCOM CARD IS LOCATED BEHIND THE CLEAR PLASTIC
SLIDE DOOR NEXT TO THE POWER SOCKET. TO CHANGE THE VOLTAGE
SETTINGS, SLIDE THE DOOR AND REMOVE THE CARD USING PLIERS. HOLD
THE CARD SO THAT THE VOLTAGE YOU ARE CONFIGURING THE UNIT FOR
FACES YOU, AND SLIDE THE CARD BACK IN THE SLOT.
5.2.1.3. USING AN OHM METER, TEST FOR CONTINUITY ACROSS THE LINE
INPUT TERMINALS. THE READING SHOULD BE INFINITY (OPEN CIRCUIT).
5.2.1.4. USING AN OHM METER, TEST FOR CONTINUITY BETWEEN THE INPUT
LINE TERMINALS AND THE CHASSIS GROUND. THE READING SHOULD BE
INFINITY (OPEN CIRCUIT).
5.2.1.5. USING AN OHM METER, TEST FOR CONTINUITY BETWEEN THE INPUT
GROUND TERMINALS AND THE CHASSIS GROUND. VERIFY A READING OF
CONTINUITY INDICATING A SHORT CIRCUIT.
5.2.1.6. SET THE POWER SWITCH TO ON. USING AN OHM METER, TEST ACROSS
THE LINE INPUT TERMINALS. THE READING SHOULD BE AROUND 17 OHMS. IF
A SHORT IS READ THE SWITCH MAY BE WIRED INCORRECTLY.
THE READING SHOULD BE AROUND 68 OHMS IF THE VOLTAGE IS 220V-240V.
