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AM5(e) Classic Instruction Manual
3.4
REAR PANEL
The rear panel of the AM5(e) Classic is shown in Figure 3-4. The AC power supply
assembly is mounted on the right side of the rear panel. It has a CCE standard V-type
connector for the power cord, a fuse holder for the replaceable 1/2 Ampere fuse, and
a selector switch for 115 V AC or 230 V AC.operation.
CAUTION: Before connecting the Classic to AC Power be sure that the AC Power
selector switch is in the correct position. For more details refer to 3.4.1.
There are five terminals on the lower left side of the rear panel for "permanent"
connections to a line (especially when the AM5(e) Classic is rack mounted).
NOTE: the REVERSE switch on the front panel reverses the functions of both the
front-panel jacks and the rear-panel terminals.
3.4.1 AC Power Selector Switch: This is a red slide switch that is located on the top of
the Power supply. It is used to select between 115 Volt and 230 Volt operation.
Before plugging in the power cord, set this switch to match the power source to
which the power cord is to be connected.
CAUTION: Observe the CAUTION notice printed on the back of the AM5(e)
Classic. When planning to connect the power cord to a 230 volt AC source, be
sure to set this switch to the 230 V position before turning on the power switch.
Damage to the unit will result if 230 V AC is applied with this switch set to 115 V
AC.
3.4.2 Fuse Holder: This holder has a slotted cover which can be unscrewed with a
common blade screwdriver so the fuse may be inspected/replaced. The fuse is 1/2
Ampere 250 V.
3.4.3 Power Plug: This is a 3-pronged male CCE plug for 115V or 230V AC operation.
The mating power cord is supplied. Be sure AC Power Selector switch (3.4.1) is in
the correct position.
3.4.4 Identification Label: This label is attached to the rear of the power supply. The six-
digit Serial Number is coded as follows:
•
First two digits:
•
Second two digits:
•
Third two digits:
For example: Serial Numbers 519207 and 519211 are for two different units
built in the 51st week of 1992, while 529212 would be for a unit built in the
52nd week.
November 19, 1997
(18-0047)
00 - 52
Week of manufacture
00 - 99
Year of manufacture
00 - 99
Identification number
Page 3-15
DESCRIPTION
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