Icom IC-F7000 Service Manual Addendum page 64

SECTION 12 VOLTAGE DIAGRAM
• RC-26
DISPLAY BOARD
J8701
8V
1 R8214 D8221
R8219
UDC
2
DIM 1SS355
3
PTT 0 0
4
L8203 10U D8204 1SS355
MICE
5
MIC L8202
10U
6
GND
7
TONE
8
95003-2881
IC8205
C8229
1 14
I NPUT VDD
2 13
0.1 NC NC
EFOP3584E5 3 12
PD EST
X8212
4 11
OSCO STD
5 10
OSCI ACK
6 9
NC SD
7 8
VSS LOAD
LC73872M
J8 8 0 1
J8702
H S J 0 8 0 7 - 0 1 - 0 1 0 10FMN-BMTTR-A-TB T
J8 8 0 2
FH13
1 10
FH13
2
9
A F I N
R8801 33 3 8
A F I N
4 7
A F I N
R8802 33 5 6
AFO
6
5
AFO
33
R8803 7 4
GND
8 3
GND
9
2
GND
10
1
10FMN-BMTTR-A-TBT
REAR BOARD
S8201
EVE
CONNECT BOARD
D8250
R8254 R8253
33K 6.8K
1SS355
Q8251
XP4601 I C8250
1 8
2 7
3 6
4 5
R8251
TC7W04F
MK 18K
MBKS
MP
MC E
MIC
AFIN
Q8302
D TC114EU
DDPD
L8206
H F50ACC322513
DDST
DDAC
DDSD
R8203
R8204
47K
47K
R8202
47K
L8201
R8215
10U
R8239
1K
DA221 R8240 I C8201
D820 1
1K
DA221
D820 3
1
RES
C8206 2
XTAL
3
12P
EXTAL
4
MD1
X8211 5
MD0
CR-636A 6
NMI
7
STBY
C8207 8
VCC2(VCL)
12P 9
C8220
SCK0/P52
0.47 10
RXD0/P51
11
TXD0/P50
12
VSS
13
R8210 W AIT/P97
47K 14
EXCL/P96
CS 15
I OS/AS/P95
WR 16
WR/P94
17
RD
RD/P93
I C8202 R8211 47K 18
I RQ0/P92
1 5 R8212 47K 19
OUT CD I RQ1/P91
2 R8213 20
47K
VDD ADTRG/IRQ2/P90
3 4
VSS NC
S-80942CNMC
HD64F2134AF20
R8201
PCON
2
A
3
B
1
COM
MK R8220 1K MUDK
MP R8221 1K MPTT MPTT
12 - 1
I C8940
HD66421TBO
(LCD driver)
CP8931
CP8932
CP8933
CP8928
CP8934
CP8927
CP8935 CP8926
CP8925
CP8924
CP8923
CP8939 CP8922
CP8940
CP8921
CP8941
J8920
20FMN-BMTTR-A-TBT
J8205
DTC114EU 20FMN-BMTTR-A-TBT
Q8701
R8708 R8707
680
NTCG16
10V
8V
5V
R8273
R8284
56K
0 R8285
I C8280
R8283 C8286
C8283 2
470
47 ECEV-S
C8288 1
1K
10 ECEV- S
0.0047 3
R8276
R8281
100K 1K
10K
TS522ID
R8280 R8287
10K
R8278 R8274
12K 68K
D TC114EU
Q8282
C8287
Q8281
2SC4116 4.7 ECEV- S
47K
60 T5K
P14/A 4
59 T6K
P15/A 5
58
T7K
P16/A 6
57 T8K
P17/A17
56
VSS
55 T9K
P20/A 8
54
T0K
P21/A 9
53 TLK
P22/A10
52 TRK
P23/A11
51
EMGK
P24/A12
50 MUTK
P25/A13
49 TUNK
P26/A14
48 SCNK
P27/A15
47
VCC1
46
P47/PWX1
45 DDP D
P46/PWX0
44
DDST
P45/TMRI 1
43 DDAC
P44/TMO1
42 DDSD
P43/TMCI 1
41
P42/TMRI0/SCK2
R8244
0
6
5
47K
I C8290 I C8301
TA7805F AN8009M
R8290
O I O I
10
G G
MI
FE1
AFIN
LRXD
LTXD
8V
IC8280
TS522ID L8286
8
1000U
V+
GND
4
L8291
1M
I C8310
TA78L08F
O I
G
Q8311
D TA114EU
Q8312
DTC114EU
UP/DOWN
LCD I/O CALL
BACK LIGHT
R8242
7
IC8280 470 Q8300 Q8303
TS522ID
2SD1619 2SD1619
J8201
B9B-ZR-SM3-TF
MMZ1608Y102B x4 T
F MOD
EP8293
1
EP8292 F MODG
2
GND
3
L8204
FAF
4
FAFG
5
L8290
H 13V
6
EP8294 TXD
7
EP8295 RXD
8
GND
9
10FMN-BMTTR-A-TBT
FZ5V FZ5 V
10
FZRX FZRX
9
FZTX FZTX
8
FZRS FZRS
7
NC
6
FZMD FZMD Z-TAT
5
NC
4
GND
3
GND
2
GND
1
J8202
TEN-KEY
Q830 1
2SD1619
*; Refer to "PARTS LIST."