Icom IC-9700 Service Manual Addendum page 143

DS1
LCD VLED-,VLED+
LIGHT
LCD
XR,YD,XL,YU
LCD-TW
SD BOARD
SD_CLK,SD_CMD,SD_D0~SD_D3,SW_WP,SD_CD
MAIN UNIT
SD3R3V
FRONT UNIT
RDS
TDS
IC101
MAFL,MRFL,MVRK
LCD
BKLV
LIGHT
CTRL
R3~R7,G2~G7,B3~B7,
DE,VSYNC,HSYNC,CLK,LCD_ON
MAIN UNIT
IC152 SAFL,SRFL,SVRK
TWDCLC,TWCS,TWDTX,
TWBUSY,TWDRX,TWPIRQ
TW-CTRL
MFDAK,MFDBK,MFK
FRONT
S22
PUSH-SWs RIT
CPU
kHz/Mch
PBT
TRANSMIT MENU SPLIT
IC501
CALL/DR FUNCTION A/B
VOX/BK-IN M.SCOPE V/M
MAINDAK,MAINDBK
P.AMP/ATT QUICK SCAN
NOTCH EXIT TONE/RX->CS
NB AFC/AUTO TUNE MPAD
NR SPEECH/LOCK
8V
FUDL
FTRAS
FSENI
RESETI
FRES
FLRXD
FSQS
LTXD
FLTXD
LRXD
PWRDS
MAIN UNIT
PWRK
PWRK
STB_LEDV
STBDV
MICE
MICE
MICI
MICI
PHA
PHB
PHE
DISPLAY BOARD
9-5
Explanatory notes
Q2 DS1107
G
CTRL
R
Q3
CTRL
VR-A BOARD
AF GAIN
RF/SQL
RIT BOARD
Q461,Q462
LIMITER
MIC BOARD
MIC 1
MICE 7
2
8V
AF OUT 8
GND 6
Q491~Q493 MIC U/D 3
SQL 4
SEND PTT 5
SW
Q481
SQL
Q1
CTRL
POWER KEY
S1
PWRK
Power
LED
DS1
Standby
PHONE BOARD
LED
DS3
CONTROL Line
DATA Line
TX Line
RX Line
Voltage Line (8V)
VR-B BOARD
AF GAIN
RF/SQL
MAIN DIAL
EP1
J1
7 1
6 8 2
5 3
4
J1