TM 11-6625-3041-39/TO 33A1-8-908-12
2-8. INTERFACE BOX CHECK PROCEDURE
Equipment
AN/PSM-45 Multi meter, Digital
Required
Procedure
q Use
AN/PSM-45 Multi-
meter to check conti-
nuity as follows
(multi meter must read
a short between the
pins given, and an
open to ground except
pin U):
From
To To
Banana Jack
-- 1 J2
J
--
1-5-9
upper
IN
A
A
1-5-9
lower
IN
B
B
1-5-9
upper
OUT
C
C
1-5-9
lower
OUT
D
D
3-7-11
upper IN
E
E
3-7-11
lower IN
F
F
3-7-11
upper OUT
G
G
3-7-11
lower OUT
H
H
2-6-10
upper IN
J
J
2-6-10
lower IN
K
K
2-6-10
upper OUT
L
L
2-6-10
lower OUT
M
M
4-8-12 upper IN
N
N
4-8-12 lower OUT
P
P
4-8-12 upper IN
R
R
4-8-12 lower OUT
S
S
Short to ground
U
U
If defective, repair