Icom IC-FR5000 Service Manual Addendum page 175

SECTION 11 VOLTAGE DIAGRAM
FRONT UNIT
LCD
SEG54 103
SEG55 104
SEG56 105
SEG57 106
SEG58 107
SEG59 108
SEG60 109
SEG61 110
SEG62 111
SEG63 112
SEG64 113
SEG65 114
SEG66 115
SEG67 116
SEG68 117
SEG69 118
SEG70 119
SEG71 120
SEG72 121
SEG73 122
SEG74 123
SEG75 124
SEG76 125
SEG77 126
127
128
L 5 0 2
220K
4 . 7 U
R562
R563
220K
EMPG3338S
R506
DS501
2 . 2 K
EMVR3338S
R507 R558
DS502
3 . 3 K
EMPG3338S
R508 R566
2 . 2 K
DS503
EMVR3338S
R509
3 . 3 K
R559
DS504
DS500
DTC114TU
Q500 R567
DTC114TU
Q501
L 4 - 0 0 1 3 T V Y
Q502
DTC114TU
Q503
DTC114TU
E R T J 0 E P 4 7 3 J
TEMP
R518
64 SEG15 1 0 0 k
63 SEG14
62 SEG13
61 SEG12
60 SEG11
59 SEG10
R524 100K
58 SEG9
57 SEG8
56 SEG7
R519 100K
55 SEG6
54 SEG5
53 SEG4
52 SEG3
51 SEG2
50 SEG1
49 SEG0
48 COM1 6
47 COM1 5
46 COM1 4
45 COM1 3
44 COM1 2
43 COM1 1
42 COM1 0
41 COM9 I C 5 0 1
R570
40 COM8 5 1
CD OUT
39 COM7 2
VDD
4 3
NC VSS
S-80942CNMC
R573
100K R574
100K
8V
5V 5V
NJM2870
VOUT NB
4 3
GND
2
V I N CTRL
5 1
IC 5 0 3
11 - 1
8V
Q513 Q511
D TA114TU DTC114TU
560
POSW
DTA114TU
Q514
560
Q517
DTC114TU KEY KEY KEY KEY
KEY
Q510
560
Q515
DTC114TU
DTA114TU
560
Q518
Q516
DTC114TU
DTA114TU
LED ON
LED OFF
D504
MA2S111
CPU5V
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
22K
80
R E S
R568
10K 8V
R515
12K
R511 R510
C519 1M 10
12K 15P
R517
18.432MHZ
B ( O P T )
X501
2SB1132
Q508
8V
LCD
5V
R542
82K
KEY
R539
4 . 7 K
8V
DTC114TU
Q504
L I G H T
AFON
TOOL0
FLMDO
TOOL1
R E S
F L A S H W R I T E
DIUD
D I C K
HANG
L 5 0 0
CPU5V
4 . 7 U
CPU5V
A F V I
CPU5V
40 HANG C L I
39 8V
38 LD0 CLO R547
37 LD1
36 LD2 P T T R548
35 LD3
34 LD4
33 LD5
32 LD6
MA8056
31 LD7
30 L R E S
29 LWR
28 LRD
27 LA0
26 CPU5V
25 I C 5 0 6
24 BPTT 1
Y1 VDD
23 ESDA APTT 2
Y0 Y
22 E S C L BAFO 3
Z1 X
21 AFO 4
Z X1
AAFO 5
Z0 X0
6
INH A
7
VEE B
8
VSS C
CD4053B
MCIN
CPU5V
5V
M ICE
8V
MA2S111 MA2S111
D512 D513
A ( M A I N )
10 9 10 9
S 8 B - P H - S M 4 - T B S 8 B - P H - S M 4 - T B
B 2 B - Z R - S M 4 - T F
J 5 0 4
1
2
CP15S
S P -
I C 5 0 9
20 1 CP507
VCC1 GND1
19 2
NC NC CP15S
SP+
18 3
OUT1- OUT1+
17 4
I N 1 - MODE CP508
16 5
I N 1 + SVRR
15 6
I N 2 + S E L E CT
14 7
I N 2 - NC
13 8
OUT2- OUT2+
12 9
NC NC
11 10
VCC2 GND2
TDA8547TS
1 k
R549
R554
4 . 7 K
B
3
COM
1
A
2
S 5 0 6
RH70N1037E2 0
AFVR
RX
TX
CP509
CF20OPEN
4 . 7
1 k J 5 0 3
R564
8V
R546
1
1 k CLO
2
3
1 k P T T
4
MICE
5
MIC
6
GND
7
C L I
8
30 1 7 - 8 8 2 1
EX T M IC
16
15
14
R556
13
12
47K
11
10
9
M ICE
R545
100
IC 5 0 8
5
3
4
M ICE 1
2
TA75S01F
MICE
*; Refer to "PARTS LIST."