Figure 2-4. Extender cable between AN/ARC-114 sections.

TM 11-6625-2405-15

Figure 2-4. Extender cable between AN/ARC-114 sections.

voltage measurements at any of these points, be

AN/ARC-114, AN/ARC-l15, and AN/ARC-

sure to take into account the position of the func-

116 respectively. (The card extenders are identi-

tion selector switch on the front panel of the ra-

fied by "MP-xxxx" numbers placarded on each ex-

dio set.

tender. ) Insert the removed card into the card ex-

tender. Voltages and resistances car. be checked

Caution

at test points in each connecting line as well as

Connecting pins on the 4-3/4" wide ex-

test points provided on the pluckout cards.

tender boards are easily damaged. Be

c. To measure input current draw, turn off the

careful to avoid bending any of these

power source and set the toggle switch on the

while inserting boards into the radio set

breakout box to OFF. Connect an ammeter (or a

or connecting pluck-out boards into the

multimeter set for current measurements) to

extender cards.

jacks D and D1 of the A2J1 test points. Turn on

b. When voltage or resistance checks on pluck-

the power source, and set the radio set function

out cards are required, remove the card to be

selector switch to any position other than OFF.

checked and insert the proper card extender into

Keep the toggle switch of the breakout box at

the empty socket. The card extender to be used is

OFF; closing that switch will short terminals D

listed in paragraph 1-6b, c, or d for Radio Sets

and D1 and the ammeter will read zero.

Change 1