Icom IC-2730A Service Manual page 52

• MAIN UNIT (7/8)
R1087
BTAF 0 R1086
R1116 0
3VS
100k
EP315
BTUNIT EP316
MMZ1005Y102CT MMZ1005Y102CT
MMZ1005Y102CT
H_PTT EP360
EP361
MMZ1005Y102CT
R1033
100k
R932
100k
BTON:3.31V
R1082
47k
IC306
1 5
VIN VOUT
2
VSS
BT_SW
3 4
CE NC
IC320 XC6209F332MR
1 5
CD VDD
2
VSS
3 4
MR VOUT
NJU7704F3
R991
C1262
56k
0.001
C1263
5 0.1
1
IC324
4
1 5
CD VDD 3
2
VSS
3 4 2
MR VOUT IC307
LMV321IDCK
NJU7704F3
HV
W300
CTH30V222S15A
C1274
OPC-1671
PCON
R1001
VIN
1M
BTRXD
BTTXD
R1003
RESET
10k
IC308
1
VSS VDD
2
OUT
S-80929CNPF
47k
R1080
CLOUT
CLIN
R1112
47k
EP324
MMZ1005Y102CT HV13.8V時
7.03V
PDV
3VS
R1117
BTMIC
0
IC321
XC6701D802JR
I O
G
Q306
2SB1132L 13.6V
R1031
47k
Q302
2SB1132L
R1012 R1018
47k 560
Q301 Q308
LDTC114YE LDTA114YE
7.92V
D333
LRB551V
R1039
D332
0 LRB551V
L1SS400
7.77V
D325
IC311
MMZ1005Y102CT
1 5
VIN VOUT
2
VSS EP351
3 4
CE NC
XC6209F332MR
3.29V
Q304
2SA1832
4
3
CD
IC310 VOX
R1005
100
1 6
MICMUTE
REF OUT
2 5
DTMUTE
GND IN-
3 4 URX_RPT
V+ IN+
VRX_RPT
*R1002
INA199B1DCK
0.003
IC313
NJM7808DL1A 8.01V
R_UNLK
I O L_UNLK
G L_RMUTE
AF_SW
AF_RSW
R_RMUTE
R_SQL
13.6V DTCS
IC325
R_LV
NJM7808DL1A 8.12V
MICSEL
L_WXALT
I O R_RSSI
G L_LV
R_DTCSIN
L_DTCSIN
R_WXALT
L_RSSI
MICUD
MIC_PTT
IC319
5.00V DTMF
1 5
VIN VOUT
2
VSS
3 4
CE NC
XC6209F502MR
DTCS_SEL
R_PLLSTB
IC314 L_PLLSTB
1 5 3VS
VIN VOUT
2
VSS PLLCK
3 4
CE NC PLLDATA
UTX_C
XC6209F332MR
VTX_C
BTAF
BTMIC
L_SQL
98_DATA
VOL_CK
VOL_DATA
MIC2
BTMICSW
MIC1
CMICMUTE
R_AFMUTE
DA_CK
DA_STB1
DA_DATA
D327 DA_STB2
R1021
18k L1SS400
IC312
1 6 L_AFMUTE
1A 1Y
2 5
GND VCC
R1022
3 4 Q305
2A 2Y
2SC4738
12k
SN74LVC2GU04DCKR 3.30V MIC
IOEN
IOSTB
DATA
CK
L_UVCOC R1042 1k
L_VVCOC R1043 1k
L_VCOSHIFT R1044 1k
L_PLLSW R1045 1k
L_MODMUTE
L_WN_SEL
L_AMC 1k
R1122
L_R5C
L_VR5C R1046 1k
L_400S
L_UR5C
*: Refer to the PARTS LIST for the value and name of component.
10-8
VOX
MICMUTE
DTMUTE
URX_RPT
VRX_RPT
HV
FANHV
VCC2
VCC
8V
8VS
R_UNLK
L_UNLK
L_RMUTE
AF_SW
AF_RSW
R_RMUTE
R_SQL
DTCS
R_LV
MICSEL
L_WXALT
R_RSSI
L_LV
R_DTCSIN
L_DTCSIN
R_WXALT
L_RSSI
MICUD
MIC_PTT
DTMF
5VS
DTCS_SEL
R_PLLSTB
L_PLLSTB
3VS
PLLCK
PLLDATA
UTX_C
VTX_C
BTAF
BTMIC
L_SQL
98_DATA
VOL_CK
VOL_DATA
MIC2
BTMICSW
MIC1
CMICMUTE
R_AFMUTE
DA_CK
DA_STB1
DA_DATA
DA_STB2
CLONE
L_AFMUTE
MIC
IC315
1 16
STR V+
2 15
R_MODMUTE
D OE
R_MODMUTE
3 14
R1037 1k R_VVCOC R_PLLSW
CLK Q5
R_PLLSW
4 13 R1038 1k R_UVCOC R_AMC
Q1 Q6 R_AMC
5 12 R1040 1k R_VCOSHIFT
Q2 Q7
6 11 R_MODMUTE L_UR5C
Q3 Q8 L_UR5C
7 10 L_UVCOC
Q4 Q'S L_UVCOC
8 9 L_VCOSHIFT
GND QS L_VCOSHIFT
L_VVCOC
L_VVCOC
CD4094BPWR R_UVCOC
R_UVCOC
R_VCOSHIFT
R_VCOSHIFT
R_VVCOC
R_VVCOC
IC316 L_R5C
L_R5C
1 16 R_WN_SEL
STR V+ R_WN_SEL
2 15 R_400S
D OE R1041 R_400S
3 14 R_PLLSW R_R5C
CLK Q5 R_R5C
4 13 1k R_WN_SEL L_PLLSW
Q1 Q6 L_PLLSW
5 12 R_AMC L_MODMUTE
Q2 Q7 L_MODMUTE
6 11 L_WN_SEL
Q3 Q8 L_WN_SEL
7 10 L_AMC
Q4 Q'S L_AMC
8 9
L_VR5C
GND QS
L_VR5C
L_400S
L_400S
CD4094BPWR R_VR5C
R_VR5C
R_UR5C
R_UR5C
IC317
1 16
STR V+
2 15
D OE
3 14 R1047 1k R_VR5C
CLK Q5
4 13 R_UR5C
Q1 Q6
5 12
R_400S
Q2 Q7
6 11
R_R5C
Q3 Q8
7 10
Q4 Q'S
8 9
GND QS
CD4094BPWR