INSTALLATION AND OPERATING INSTRUCTIONS
Section I. SERVICE UPON RECEIPT OF EQUIPMENT
b. Check the equipment against the packing
Unpacking
list. When no packing list accompanies the
a. Cut the waterproof tape that seals the
equipment, use the table of components as a
top of the shipping carton.
general check.
b. Remove the enclosed cardboard carton.
c. Cut the waterproof tape that seals the
2-3. Installation
top of the cardboard carton.
a. All semiconductors, the fuse, and the pow-
d. Open the moisture-vaporproof barrier in
er indicator lamp are installed in the power
the cardboard container.
supply when the equipment is shipped.
e. Remove the enclosed cardboard carton.
b. The power supply is to be installed as a
f. Cut the waterproof tape that seals the
bench-type unit for use.
top of the cardboard carton.
g. Remove the humidity indicator, the desic-
2-4. Preparation for use
cant, and the pads.
a. POWER ON-OFF switch S1 should be
h. Remove the power supply.
OFF (fig. 2-1).
b. Plug the power cord into a 115-volt ac,
2-2. Checking Unpacked Equipment
60-cps power source.
a. Inspect the equipment for damage in.
c. Make the necessary load connections to
curred during shipment. If the equipment has
the binding posts as specified by the local re-
been damaged, refer to paragraph 1-3.
quirements.
Section II. INITIAL ADJUSTMENT OF EQUIPMENT
2-6. Initial Adjustments
2-5. Extent of Initial adjustments
Adjust the COARSE ADJ. and the FINE
Initial adjustment of this equipment is ac-
ADJ. front panel controls to obtain the re-
complished by the COARSE ADJ. and FINE
quired output voltage to a load.
ADJ. front panel controls (fig. 2-1).
Section III. Operating Instructions
The direct
b. Output Power Connections.
2-7. Terminals and Controls
current (dc) output is available at the two
a. Input Power Connections. The input pow-
binding posts located on the front panel or at
er is applied by a line cord with a 120-volt
the terminal board located at the rear of the
alternating-current (ac) polarized three-prong
instrument. Ground terminals are also pro-
plug. Since the third prong is connected to the
vided for safety purposes. Since the output
chassis, connection of the line cord to the ap-
is floating, either output terminal may be
propriate receptacle automatically grounds the
grounded.
equipment. If the user does not have three-
c. POWER ON-OFF Switch S1. Switch S1 is
prong outlets available, an adapter can be used.
located on the front panel.
The user should make sure that the extra wire
d. Dc Voltage Control.
(coded green) coming out from the adapter is
(1) A coarse dc voltage control knob
solidly grounded to the powerline wiring sys-
which is provided on the front panel
This procedure
tern, preferably soldered.
actuates a variable autotrasform-
should be carried out for safety reasons.
2-1
