Icom IC-706MKIIG Service Manual page 51

SECTION 8 BOARD LAYOUTS
J14
AAF
6
DOUT
4
2
• FILTER UNIT
(TOP VIEW)
DATA
J12
(HPAO)
(HRX)
P2
P1
TO PA UNIT J172
TO MAIN BOARD J101
19 1
J401
J461
TO PA UNIT
J661
• MAIN UNIT
(TOP VIEW)
20 2
J431
1
4 BOTA 19 1
3 SENO1
J5
1 8VA
4 3 2 1
2 GND
AFOUT 138A 8
5 8 7 6 5
J9
SENO2 7
PTTP AFA 12
3 12 11 10 9
J11
MODA 11
DIN SQSA 13 13
1
10 6 9 5
20 2 2
TO MAIN UNIT J461
F A K B
S L E A
K C Y N RTTY REMOTE
A A A A
ACC
19 1
• HPF UNIT
(TOP VIEW)
20 2
TO MAIN BOARD J431
19 1
TO FILTER UNIT
J9
20 2
J2061 1 2
19 1
MDT MSST
SPBK MCK
TO FILTER UNIT
5VL GND
J12
GND SPCH
7 8
TO OPTIONAL UNIT
20 2 UT-102
J791 P991
2
GND GND
BFO BFO
1
8 - 1
7
TO MAIN J791 P991
• PLL UNIT
TO MIC
(TOP VIEW)
8
J254
KEY
1 H5V
DRES 2
PDST
CON2
CON1
CON0
PCK
PDT
PBST
PCE
MLLV
SPS
AFGC
5V
DSPS
UL
AFBP
8V
8V
POWS
AAF
GND
DINT
ICK
IMST
DDT
FSKK
14V
14V
29 HV 30
TO MAIN
J1381
TO OPTIONAL UNIT
UT-106
9 1
J253
10 2
• DISPLAY UNIT (TOP VIEW)
RIT/
SUB
MENU
PHONES
• PA UNIT (TOP VIEW)
J612 J611
ETKY ETKY
ETST ETST
ET14 ET14
ETE ETE
P101
TO MAIN UNIT
J231
J601
J160 J161
J1381 1 4
HFI GND
30 H5V
DRES 29
PDST
CON2 HFI GND
CON1
CON0
PCK
GND HFO
PDT
PBST
PCE
MLLV GND HFO
SPS
4 1
AFGC
5V TO PLL UNIT
DSPS TO DRIVE TO DRIVE
UL
AFBP J254 BOARD
BOARD
8V
8V J100 J101
POWS
AAF
GND
DINT
ICK
IMST J210 J211
DDT
FSKK 1 4
14V
VUI
2 14V GND
HV 1
VUI GND
J1431
GND VUO
4
AFI
GND VUO
4 1
AFIE
TO DRIVE TO DRIVE
AFOE BOARD BOARD
J210 J211
AFO
1
TO OPTIONAL UNIT
UT-106
P651
2 8
TO FRONT UNIT
J1421
MP20
1 7
MODE
BAND
TS
DISPLAY
LOCK
BAND
F-1 F-2 F-3
15
16
TO MAIN J281 TO PA UNIT J621
J252
15 1
P891
TO MAIN J1431
16 2
P681
TO MAIN
J551
• VR UNIT RF/SQL AF
• DRIVE UNIT (TOP VIEW)
(TOP VIEW)
TO PA UNIT TO PA UNIT
J210 J160
4 1 4 1
PHONES
J200 J100
SPEAKER
13
DN
12
AFL
AFL
AF
SQL
AF
J1
AFV
AFS
UP
AFS
SFT
5V
J201 J101
2
GND
1
TO DISPLAY BOARD
J3
4 4
1 1
TO PA UNIT TO PA UNIT
J211 J161
SHIFT M-CH
1 2 20
J661
J621
TO MAIN
TO PLL J252
J401
TO MAIN UNIT
J141
2 1 19 P481