Block Diagram - Icom IC-E208 Service Manual

SECTION 10

BLOCK DIAGRAM

MAIN UNIT
HV
VCC +5
W501 PROTECT
REG REG
OPC-465
D501 RD20E Q501 IC503
D502 DSA3A1 2SB1182 TA7805F
VCC 5V
Q503
2SA1588
Q502
D504
IC502
UNR9213J
1SS400
S-80945CLMC-G7F
POWER
+8 +5
SW RESET
REG REG
CONTROL
IC504
TA7808F
8V
Q22
5VS
2SA1362
8V
Q19
UNR9213J
VT8 UT8
IDC
REG REG
Q23 IC3a IC3d
2SA1362
NJM12902V NJM12902V
Q20
UNR9213J
VT8 UT8
8V
J502
8V
MICU/D
EXTMIC
PTT
MICE
MIC 5VS
GND
MICIN
PTT
DET
Q506 2SC4116
D505 1SS400
MIC
AMP
Q505 2SC4116
IC506 TA75S558F
IC507 TA75S01F
D506 MA8047
MDATA
CONT
Q508
UNR9213J
PSQL
SW
J504
AFO
6 5
Q507
4 3
UNR9113J
PTTP
2 1
SW
DATAIN
DATAOUT
D524
DA221
SP501
LIMIT
+
-
5V
J506
Q510 UNR9210J
D523 MA742
CLONE_IN
CLONE
CLONE_OUT
BUFF
TEMP TEMP
SENS
X501
D503
CR-520
MA2S077
CLOCK
SHIFT
IC501
HN58X24128FPI
SCL
5V EEPROM SDA
MATORIX_IN1-4
CHASSIS UNIT
OUT1-4
MATRIX
+
Q15,Q17
2SC4116 D507-D514, D516-D519
M
MF1 FUN D521,D522 1SS400
FAN CTRL D507 [EUR],[TPE],[EXP],[EUR-1]
D508 [TPE],[KOR],[AUS]
- D509 [IC-E208]
D510 [ITR],[TPE],[KOR]
D511-514,D516-D519 [TPE],[KOR],[EUR-1]
D521,D522 except [EXP]
8V
IC1 MB15A02PFV-1
Q6 UMG9N D2 1SS400
Q8 XP1115 D525 1SS400
+8 VCO8
SEL_SW
REG
Q4
2SC4116
V_VCO8 U_VCO8
5VS
D1
HVC376B
IC4
REF
M62363FP-650C
CONTROL
X1
CR-719
15.2MHz
D/A
IC2
MB15A02PFV-1
LPF BUFF
D3 1SS400
D527 1SS400
IC3c
NJM12902V
Q1
UNR9213J
DTCS
SELECT
8V
PLL SW
BUFF
Q513 UNR9113J
Q514 UNR9213J MMUTE
VCO_SHIFT
PLLCK,PLLDATA,PLLSTB1
PLLSTB2,UNLK
MODIN
5VS
IC509
BU40668CFV
ANALOG
DATAMOD SW
Q509 Q511
UNR9213J UNR9213J
MIC 1200
SENS 9600
CTRL SEL
8V
LPF
Q5
XP6501
VCC 5VS
Q512 IC508
2SC4213 M62429FP
AF AF
VOLUME
AMP MUTE
IC510
LA4425A
V_VCO
U_VCO
AF_MUTE
AF_VOL_DATA
AF_VOL_CK
DTCS_IN
CPU
WXALT
DET_MUTE
WN_SEL
IC505
HD6432143SA70FA [USA] SQL
HD6432143SA69FA except [USA]
RSSI
DA_STB,DA_CK,DA_DATA
TX_MUTE
5VS
Q24 Q25 Q26
UNR9114J UNR911NJ UNR9114J
R5 AM5 VHF_R5 UHF_R5
REG REG REG REG
R5 AM5 VHF_R5 UHF_R5
TXDATA
RXDATA
10 - 1
VCO BOARD
V VCO8
5VS 8V
Q3 2SC5231
Q4
D2,D3 MA2S304
2SC5231
D1 1SV286
PLL LOOP
BUFF BUFF
IC FIL
Q9 2SA1586
Q10 2SC4116
D4 DA221
IC6 TC4S66F
8V
Q1 D50 MA2S077
UNR9213J D51 MA2S077
VCO
MUTE SHIFT
SW
BUFF BUFF BUFF BUFF
Q2
Q7
2SC4116 2SC4215
U_VCO8
5VS 8V
Q102
2SC5231
PLL LOOP
BUFF BUFF
IC FIL
Q11 2SA1586
Q101 2SC5231
Q12 2SC4116
Q100
D101,D102 HVC375B
D5 DA221
UNR9213J
D100 1SV286
IC7 TC4S66F
MUTE
ATT
Q104
2SC5231
DOUBLER
Q14
2SJ144
AF
MUTE
Q3 AM5
XP4601 FI2 FI1
CFWM450E CFWS450HT
LPF
AM CERAMIC CERAMIC
AGC
DET BPF BPF
D19,D20,D21 Q13 XP6501
X2
MA2S728 Q16 XP6501
CDB450C24
D525 1SS400
WIDE/NARROW
SELECTOR
IC9, IC10 TC4W53FU
Q21 UNR9213J
IC5
TC4W53FU
AM/FM
LPF FM IF IC
SEL
IC8
TA31136FN
SQL
RSSI
AMP
Q18
IC511 IC11 2SC4226
NJM3404AV M62352GP
REF_V
I_DET
HV ATT
REF_CON
PCON_V
PCON_U
PL_U
D/A
BSHIFT
TUNE_8
TUNE_U
TUNE_V3
TUNE_V2
TUNE_V1
CONTROL UNIT
Q27 Q28 Q29
UNR9114J UNR9114J UNR9114J
400_R5 800_R5
REG REG
400_R5 800_R5
J503 J3
Q504
CTHV HV
XP4601 HV HV
TXDATA TDATA
BUFF RDATA RDATA BUFF
GND GND
V_T8 HV
D5 1SV308 T_UHF
D6 MA2S077 (430-450MHz)
VCO PRE DRIVE PWR
BUFF BUFF LPF ATT
SW DRIVE AMP AMP
Q5
Q30 Q33 2SC2954 IC13
2SC5231
2SC3357 Q13 XP6501 S-AV32
ATT LPF
U_T8 HV
T_VHF
BUFF (144-148MHz)
PRE DRIVE PWR
ATT
Q50 DRIVE AMP AMP
2SC4403
Q31 Q34 2SC3357 IC14
2SC5085 D14 1SS355 S-AU82L
HPF
IC15 NJM3404AV
D531 DAN222
Q42 UNR9113J
D103 1SV308
D104 MA2S077 Q45 UNR9113J
APC
D105 MA2S077 CTRL
MUTE
VCO
BUFF BUFF LPF
SW
Q515 UNR9114J
Q516 UNR9213J
Q103
D529 HVC136
2SC5231 D530 HVC136
D15 HVC136
D528
D16 HVC136
HVC136
D7 DAN222
Q105 D106 1SV308 LO_SW LO_SW
UNR9213J D107 MA2S077
VCO
LPF
SW
D8
Q32
HVC136
BPF ATT
3SK299
X
RX
SW
FI4
D9 Q35 EFCH445MWNP1
HVC136 3SK299 EFCH435MWNP1 except [USA]
RX X
SW
400_R5
D10 D17
HVC136 HVC136
RX X RX
SW SW AMP
IC12
Q36
µPC2757TB
2SC5006
R5
D6 FI3 FL-344 Q43
DA221 46.05MHz UNR9115J
IF XTAL SHIFT
LIMIT
BPF CTRL
800_R5 800_R5
Q44 D18 D26,D31
2SC4081 HVC136 1SV305
ATT RX RF RF
BPF
CTRL SW AMP AMP
Q37 Q41
2SC5008 2SC5624
HV
DS1 Q6,Q7
L2-0736TAY 2SC4116
IC5 TA78L05F
+5
D4 MA8062 LCD COLOR
REG
CPU5V
S3
PWR POWER
BAND
RESET
S5
IC2 VMHZ VMHZ
S-80945CLMC-G7F
S1 M/CALL
2 DIAL-A S7
A
3 DIAL-B TONE TONE
B
1 CPU
COM
LOW
S9
VOL
MONI MONI
R1
SET
EVU-F2AF20B55
S11
Q2 SMW SMW
SQL
XP4601
R5
EVU-F2AF20B55
IC6
HD6433842RB36H
X1 EF0S4914E3
ANTENNA
D45 UM9401F
D49 HVU131TRF
D50 UM9401F
D47 1SS400
SWR TX/RX
LPF LPF
DET SW
D27 MA742
D33 MA742
D40 UM9401F
D48 HVU131TRF
D51 UM9401F
D46 1SS400
SWR TX/RX
LPF HPF LPF
DET SW
D28 MA742
D34 MA742
TX_
VHF
VHF_R5
(118-174MHz)
D22 HVC350B
D23 HVC350B
D41
D29 HVC350B HVC375B
RF
BPF BPF ATT
AMP
Q38
3SK299
UHF_R5
UHF
(430-440MHz)
[USA] D42
1SV308
RF RX
BPF ATT
AMP SW
Q39
3SK299
400_R5
D25 MA2SV05 D36
D30 MA2SV05 MA2SV05
RF RF RX
BPF BPF
AMP SW
D43
Q40
1SV308
2SC5008
D24,D32 D38
MA2S077 MA2S077
SHIFT SHIFT
400M
(230-550MHz)
D44
D37 D39
1SV308
1SV305 1SS362
RX
BPF ATT HPF
SW
800M
(810-1000MHz)
LCD KEY
BACK BACK
LIGHT LIGHT
DS22 DS13,DS14,DS15
CV1074 DS16,DS17,DS18
DS20,DS23 SML512MW
S4
DS21 SML-020MYT
BAND
HV
S6
M/CALL
8V
+8
REG
S8
Q1 2SC4116
LOW
Q3 2SA1734
D5 MA8068
S10
SET
NOTE:
TX LINE
RX LINE
COMMON LINE
DATA BUS LINE
CPU5V