Icom IC-7000 Service Manual page 78

DISPLAY UNIT (2)
A
B
5V
3R3V
L507
10µ
E x p la n a to ry n o te s
R521
560
VOLTAG E L IN E
LDST
LCK
LDT
C514
C513
C516
4.7
L505
C517
1
C519
C518
39p (USA)
27p (Others)
YY -
VIDEO
L506
10µ
DISPLAY
5V
UNIT (1)
L701
100µ
S782
LS9J2M 1FG T
- -
Q771 TUNER/CALL
2SC4081
6 5
4 3
R772
2 1
330
TUNK
PWK
S701
LS9J2M - 1FG - T
R702 Q701
MODE
330 2SC4081
6 5
4 3
2 1
R701
220
KI0L
S721
LS9J2M 1FG T
- -
R722 Q721 F1
330 2SC4081
6 5
4 3
2 1
R721
220
R723 2.2k
KI1L
S741
LS9J2M 1FG T
- -
R742 Q741 NB/LEVEL
330 2SC4081
6 5
4 3
2 1
R741
220
KI2L
S761
LS9J2M - 1FG - T
R762 Q761 TS
330 2SC4081
6 5
4 3
2 1
R761
220
BUS LINE1
R533
0
C524 150p C526 0.0082
R529 10k R553 0 R532 10k C540 4.7
R541 5k
R528 0
R544
C528 R530 82k
R534
470p
R546
R548
C515 CP501
1
C541 22
49 32 R536
LOAD HSCLK1
50 31 R549
SCLK HSCLK2
51 30 R537
DATA HSCLK3
R550
0.1 52 29
RST1 HSCLK4
0.1 53 28 R538
RST2 OEV
54 27 R551
HMC STH1
55 26 R540
R522 0
QHSEL STH2
56 25
R - MON IC506 STH3
57 24
GND1 AN2533FH - V HD
58 23
B - MON VD
59 22
Y - IN R - IN
47µ 60 21
TRAP G - IN
61 20
Y DET B IN
- -
62 19
C520 0.1 B - Y IN GND2
63 18
C/R - Y IN R - OUT
0.1 64 17
ACC DET G OUT
-
C536
20p
C701
10
S781
LS9J2M 1FG T
- -
POWER Q781
2SC4081
5 6
3 4
R782
1 2
330
S702 S703 S704
LS9J2M - 1FG - T LS9J2M - 1FG - T LS9J2M - 1FG - T
P.AMP/ATT MENU/GRP DOWN MENU/GRP P
6 5 6 5 6 5
4 3 4 3 4 3
2 1 2 1 2 1
R703 2.2k R704 4.7k R705 15k
S722 S723 S724
LS9J2M 1FG T LS9J2M 1FG T LS9J2M 1FG T
- - - - - -
F2 F3 F4
6 5 6 5 6 5
4 3 4 3 4 3
2 1 2 1 2 1
R724 4.7k R725 15k
S742 S743 S744
LS9J2M 1FG T LS9J2M 1FG T LS9J2M 1FG T
- - - - - -
NR/LEVEL NOTCH/ANF SET/REC
6 5 6 5 6 5
4 3 4 3 4 3
2 1 2 1 2 1
R743 2.2k R744 4.7k R745 15k
S763 S764 S762
LS9J2M - 1FG - T LS9J2M - 1FG - T LS9J2M - 1FG - T
UP DOWN LOCK
6 5 6 5 6 5
4 3 4 3 4 3
2 1 2 1 2 1
L703 100µ
5V
3R3V
0
0 R547 0
0
0
0
0
0
0
0
0
0
CP506
CP507
C549 10
C551 10
C550 10
L801 R802
10µ 150
3R3V
R803
1k
C658 27p
8
V+ IC651
R653 33k
GND BA15532F
4
IC651
BA15532F
2
- 1
3
R651 +
C656
10k
2.2
C657
2.2
R658 100k
IC651
BA15532F
6
- 7
5
+
R655
R664
100k
15k
BLV
D601 D602
MA732
MA732
D801 D802 D803 D804
MA8047 MA8047 MA8047 MA8047
Q802
2SB1132
DS805 DS806 DS807 DS808
NSSW008B NSSW008B NSSW008B NSSW008B
6 5 4 6 5 4
Q651 Q653
XP4601 XP4601
1 2 3 1 2 3
6 5 4 6 5 4
Q652 Q654
XP4601 XP4601
1 2 3 1 2 3
11 - 2
FRONT
J601 DS1
STH1
STH1
OEH
OEH
Q2H
Q2H
CLK1
CLK1
CLK2
CLK2
CLK3
CLK3
GND
GND
BLUE
BLUE
GREEN
GREEN
RED
RED
VB
VB
RL
RL
STH2
STH2
VEE
VEE
VCOM
VCOM
VGON
VGON
VDD
VDD
STV2
STV2
OEV
OEV
CPV
CPV
UD
UD
STV1
STV1
VSS
VSS
VGOFF
VGOFF
LCD