Icom IC-7600 Service Manual page 107

BLOCK DIAGRAM (3/3)
J13
[ELEC-KEY]
JACK42
J7
[PHONES] PHO/AFO
Q1031
ECH8301
H14V
H14V
IC101
[POWER]
PH I
PUSH1
DOT
IC12-IC13
DASH
S24
ANALOG
IC151
SW
PUSH1
PUSH-SWs
CD4051
RESET
IC11
S-80928
ANALOG
LG_PWR
SW
VOLUMEs
CD4051
X101
CPU
IC1
CR-747
(FRONT )
9.8304MHz
DRIVER
LEDs
BU2099
LG_RES
[MAIN DIAL]
IC51
IC171
TIME
CLOCK
WAVE
FORM RX-4581
CD4071 BT1001
[RIT]
CR2032
M30620 MAIN
EP2
UNIT
IC603-IC604
CFLV
BKLS
DC-DC
VDD3R3F
BD6067
VGH
VGL
DC-DC VDD3R3F
5.9V
IC406 R1211N002B
Q401 RUF015N02
Q404 CPH3313
D401 RB551V
D402-406 KDS122
IC304
LCD
LCD
Gamma
Buffer
ADD8505
IC305
LCD
Gamma FLCV
Buffer AM P
ADD8505
IC452
TIMIN G
CTRL
L5Z30673P00
L5S30853P00
USB (A )
IC208
USB
POWER
BD6516
FRONT UNIT
(DISPLAY/VR-A/VR-B/MIC/JACK BOARDS) LOGIC UNIT
IC851
5V
DC-DC
VDD3R3
BD9302
IC871
VDD3R3F
IC604 HD64F2370
DC-DC PWRS
VDD1R5
EXRL1/EXRL2
BD9302
SQLS/SQL/USQLS
TXS/RXS
IC610
MDAT/MCK
PDAT/PCK
EEPROM SDAT/SCK
USDA/UCK
THML/AVXL/FORL/REFL/ALCL/IDL/VDL
R1EX24064
CPU UNLKA/UNLKB/UNLKS
SKYS/TRVI/RTKI/SENI
(MAIN2)
X601
Q731 KRC402
CR-755
TUNER
15.9744MHz
I/F
C I-V
I/F
IC721 TC7WH04
RESET
Q725 2SA1586
Q727 KTC4075
IC53 S-80928
IC54 TC7S14
IC55 SN74AHC1G04 ASTB/MSTB/FSTB/RSTB
IC605
DUAL-PORT XC9572
IC151 SRAM CPLD
TRX-DSP
X101
8.449658MHz
SCOPE-DSP
PROGRAM
CLOCK
CR-751
CY22393 25.0MHz IC51
IDT70V24L15
32.765152MHz
SDRAM FLASH
ROM
IC1,IC2 IC21 CPU
EM639165 JS28F128J3D
IC103
HD6417751
(MAIN1)
IC201-IC202
SDRAM
IC901 NJM2058
EM639165
I C209
AMP AFDET
A/D
IC902
AK5355 NJM2058
IC210
AMP RXRE C
A/D
IC203
Companion
AK5355
Chip
IC211
AMP VOX
D/A
AK4384
X201
AMP M ICREC
CR-628
24.576MHz
X202
LPF AMP
RXPLAY
CR-780
HD64404
48. 0MHz
LPF
MOD
9 - 3
IKEY
ISTA
START
TUNER(EXT)
KEY
CIV