Specifications

6–26
FM500 User's Manual
FM500 CHASSIS WIRING
FM500 Chassis Wiring
C.Donner 2-23-98
CROWN BROADCAST
AC Input, Fuse, & Filter
A
B
C
D
D
A
Gnd
Gnd
Red
Blk
Red/Wht
Brn/Wht
Brn
Wht
S1A S1B
P1
100V
220V
120V
240V
P7 P6
P5 P4
Blk/Wht
P801 P802 P803
P804
P806
P805
P807
P808
Right Power
Regulator Board
P801 P802 P803
P804
P806
P805
P807
P808
Red
Blk
Fan
1
2
3
4
6
7
8
9
10
1
2
3
4
5
6
HD701
P1
Unreg
Carrier
Switch
V+
Gnd
Power Transformer
RED / WHT
RED
WHT / BLK
WHT
BLK
BRN
BRN / WHT
BLU / WHT
BLU
1
3
4
5
6
2
1
2
3
4
5
6
1
2
3
4
5
6
P3
Ribbon Cable
+
Bridge
Rectifier
AC
Power
Switch
Ribbon Cable
On
Off
1
2
4
5
6
8
9
12
13
14
15
17
18
20
19
22
23
24
25
28
29
31
32
33
35
36
Driver input
BNC
PA 1 DC Input
PA RF Output
BNC
37
38
40
41
42
44
45
46
47
54
55
56
57
52
53
62
63
64
65
67
68
69
71
72
PA 2 DC Input
P1
P2
Outer Fans
Inner Fan
Driver DC Input
Mother Board
Voltage Regulator
Board
1
3
1
2
3
4
5
6
1
2
3
4
6
7
8
9
10
Header Socket
Power Amp Interconnect
Board
J1
Bus
Bus
DC
DC
AC Distribution Board
Temp Sensor
Back view
*
*
*
*
Jumpered for 120VAC
On
Off
Display Board
HD561
J 601
J 602
Metering
Board
J 403
Ribbon Ribbon
HD504
HD1202
RF Output
Filter & Reflectometer Board
RF Out
RF In
HD505
Reflectometer Feed-Thru
P3
55
HD 502
HD503
2
Temp
HD702
Left Power
Regulator Board
120 VAC
20 VAC
100 VAC
57 VAC
57 VAC
12.5 VAC
CHASSIS WIRING