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AC POWER FAILURE
INDICATOR
(On with battery operation.)
ACCESSORY
DC POWER OUT
ACCESSORY
EQUIP. FUSE
(2 Amps DC Max )
TRANSCEIVER
DC POWER
ORDERWIRE
HANDSET
PRIMARY POWER
INPUT FUSE
PRIMARY
POWER
INPUT
(AC or DC as
indicated on
chassis label.)
Figure 39. MDS P-50 Digital Interface/Utility Board, P/N 03-1467A21
70
RSPSupply - 1-888-532-2706 - www.RSPSupply.com
http://www.RSPSupply.com/p-8466-MDS-P60-Compact-Enclosure-(One-Radio).aspx
TO AC POWER
BATTERY
BACK-UP
SUPPLY
1
3
–
+
1
J7
4
6
J4
R7
R8
1
+
R20
–
J8
AC FAIL
CR5
CR1
+
C11
C3
R5
F2
R17
C1
U1
C2
R1
R2
+
J6
R3
R11
CR3
13 VDC
R4
R12
+ C5
–
J5
J9
F1
MOV2
MOV1
1
J3
+
–
1
CHASSIS
GROUND
Component Locations
MDS P-60/P-60 HL Reference Manual
Invisible place holder
ORDERWIRE
TRANSMIT
DEVIATION
TEST KEY
TX
+
C8
R9
+
C9
R10
R22
+
C6
SW1
1
U2
U3
R19
J2
CR2
R21
R15
R6
TX
R13
CR4
25 26
C4
R18
R16
R14
J10
1
2
3
4
5
6
7
8
9
10
J1
2
3
4
5
6
7
8
9
10 11 12
MDS 05-2818A01, Rev. C
TRANSCEIVER
INTERFACE
(TO DB-25)
2
TRANSMITTER
KEYED
INDICATOR
NOT USED
INTERFACE
CONNECTION
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