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9 - 1
SECTION 9
BLOCK DIAGRAM
• BLOCK DIAGRAM (Left side)
J9
MIC
MUTE
AF
AMP
LPF
AMP
SP1
LEVEL
CONV
D/A
D/A
BUFF
+3
REG
LPF
LEVEL
CONV
RESET
S16
COM
A
B
CR-839
X1
MIC
AMP
DRIVER
HPF
MF1
FUN
CTRL
PWR
CTRL
J5
+5
REG
S15
COM
A
B
CR-838
X6
J2
1
2
3
4
5
6
7
8
RESET
AMP
EEPROM
X4
ALC
AMP
J8
+8
REG
MATRIX
J4
1
2
3
4
5
6
HPF
MIC
PTT
MICIN
5VS
5VS
8V
AFOUT
DATAOUT
DMOD
DATAIN
8V
IC21;TA7805F
Q81:2SB1132
PWR
VCC
SP
MUTE
ELEC.
VR
IC38:
LA4445
Q102:2SC4213
IC33:
L5V
CPU5V
MUTE
SP
VAFO
UAFO
IC26:LMV321IDCK
PACKET
SQL
CONTROL
PACKET
PTT
DETECT
MUTE
MODE
PACKET
CD4066BPWR
IC31
P_MOD_MUTE
NOISE
FIL
FIL
NOISE
CURRENT
DETECT
IDET
HV
VCC
5VS
L5V
8V
IC24;TA7808F
D119;MA2S111
Q83;2SA1588
Q84;2SA1588
D120;MA2S111
IC55:ZXCT1022
AN6123MS
AMOD
IC48 4/4:
SW
MIC SENS
LM2902PWR
MIC_SENS
TC7W53FU
DA_SEL
CD4066BPWR
AF
DA_SEL
LM2902PWR
IC51:
IC32:
AF
SELECT
SW
IC28:
IC30:
IC48 3/4:
2SC4738
AF
IC29:
PTT
DETECT
TC7W53FU
AN
TC7W53FU
DCONT
IC52:
MM_MUTE
SW
IC35:CD4066BPWR
SELECT
Q95:UNR9213J
P_LR_SEL
PACKET
AF
LMV358IPW
IC49:
L5V
DTCS
UNR9213J
DTCS_SEL
Q100:
Q86:2SC4738
D121: MA2S111
5VS
L5V
MIC_PTT
98_DATA
DA2_STB
DA_CK
DA_DATA
PLLDATA
PLLCK
R_PLLSTB
L_PLLSTB
Q93:
UNR9213J
Q92:
UNR9113J
P_PTT
P_SQL
5VS
5VS
5VS
5VS
L_AF_MUTE
R_AF_MUTE
AF
MIXER
L5V
ANALOGSW
IC59
TC4S66F
SM6451B
MUTE
SP
AND
IC36:
SN74AHC1G08
Q101:2SC4213
Q103:2SC4213
L_RX300
Q3 - Q11
DA_DATA
L_RX140
5VS
IC1:M62352GP
DA_DATA
L5V
VD5C
IC54:M62352GP
UNR9114J
R_RX400
L_RX220
L_RX400
DA3_STB
DA_STB
UD5C
DA_CK
R_RX140
DA_CK
REG
CLOCK
R_AMC
CL_SFT2
IC22:24LC512
R1,R2
R_AM
D162:HVC376B
R_DATA
SHIFT
REG
L_AMC
CPU5V
R_R5
D165,D166,
MA2S111
IC23:S-80945CNMC
CPU5V
D124 - D139:
RDATA
SCL/SDA
L_AM
5V
1/2
IC25:HD64F2506RFC26DV
D161:HVC376B
R_R5C
R_UVCO_SEL,R_VVCO_SEL
TXDATA
CL_SFT1/
RESET
CPU
L_R5
CR-841
TX_DATA
LCD
Q1:2SC4738
TRANS-
(12.288MHz)
LOW
KEY
LCD
TDATA
A_CS1,B_CS1
IC3;TA78L05F
LM2904PWR
R_DIAL_SW
LIGHT
VOLTAGE
PWR_SW
D7(SI),/RES,WR(R/W),RD(E)
LDIAL_A
BUFF
CONTROL
1
D
_
D
E
R
HV
L_DIAL_SW
DS21-29,
IC9:S-80945CNMC
Q14:2SC4738
DUCER
PROTECT
5V
+3.2V
Q31:2SC4738
D8 - D11:1SS400
R_V/MHz
BACK
FAMG1211F
+3.2V
R_M/CALL
TONE
RDIAL_A
LIGHT
SET
5V
IC13:
L_V/MHz
Q3:2SB798
MODULE
IC10:
CPU
DUP
PWR
PWR
IC12:TC7S04F
REG
CURRENT
SML-512MW
L_M/CALL
BACK
RESET
Q16-Q29:
LCD_3V
DS31-DS37:
Q15:2SA1586
LCD_3V
CONTROL UNIT
1
D
_
N
E
E
R
G
HV
5V
KEY
2SC4738
RDATA
AND
/RSQL
VR1 UNIT
LVOL
RVOL
LSQL,LVOL
/LSQL
VR2 UNIT
RSQL,RVOL
W1
4
3
2
5
1
W1
4
3
2
5
1
to CONTROL UNIT J3
MAX3221IPWR
RS-232C
TX232
RX232
IC46:
CPU5V
M30620FCPGP
LSQL,LVOL
RSQL,RVOL
3
2
5
4
1
5
2
4
1
3
to VR1 UNIT
to VR2 UNIT
CPU_RXD
CPU_TXD
+3.2V
+3.2V
IC6:R1111N321B
HV
D4:MA8039
S5-8,S10-14
J3
J4
LDIAL_B
RDIAL_B
A0,D0-D5,D6(SCL)
VOLTAGE
UP CON-
VERTER
IC14:TC7W04FU
D21:1SS372
D22:1SS372
D23:1SS372
D24:1SS372
D20:MA8130
D12:MA8068
DS38,39:
Q88:UNR9213J
IC48 1/4,2/4:
LM2902PWR
CUTOFF
SHIFT
Q99:
UMG9N
DTCS
DADJMUTE
MUTE
L5V
MOD SEL
DIGITAL
DADJSEL
D122:MA8047
D167,D168:
1SS400
CTHV
to CONTROL UNIT
to MAIN UNIT
VDET
UDET
DATA
IC35:CD4066BPWR
PACKET
P_LR_SEL
SELECT
UAFO
VAFO
AF_VOL_RES
AF_VOL_DATA
AF_VOL_CK
AF_VOL_STB
L5V
CLONE
L5V
Q98:UNR9210J
D142:MA742
CLONE_IN
CLONE_OUT
IC56:
DET
DVDTMFSEL
SELECT
DTMSD
SELECT
DTMF
4.194304MHz
UDET
L5V
VDET
BU8872FS
DTMCK
IC57:
DET
DEC
DTMSTB
L5V
L5V
DTMFSEL
IC58:
TC7W53FU
IC34:
IC50:
LMV321IDCK
5VS
REG
UNR9214J
REG
5VS
5V
5V
REG
D164:MA2S111
W50
D5VC
ACQ/DVC
Q96:2SB798
AMBEEPR
GPSRXD0
L5V
GPSBOOT
DDETSEL
TXDT/TXCK
L5V
DDETMUTE
C5V
D141:MA2S111
Q118:UNR9213J
TC7W53FU
AMBESTB
AMBERXD
Q97:2SC4738
RXDT/RXCK
OPTION
CPU5V
VCC
AMBECLK
DAFOUT
REG
SELECT
GPSOPT
DET
AMBETXD
DCEL
D5VC
AMBERES
Q94:2SA1362
BTONE
OP+5V
GPSRESET
C5V
REG
IC37:
GPSTXD0
to CONTROL UNIT J4
L5V
PL_U
R_BPF2
R_BPF1
PCON_V
R_BPF4
PCON_U
R_BPF3
TX_MUTE
R800_R5
UD5
VD5
L_BPF1
L_BPF2
ATT
L5V
VATT
VATTC
CTRL
Q16:2SC4738
Q14:2SC4738
UATT
ATT
CTRL
5VS
RX line
TX line
Common line
UATTC
L_BPF3
L_BPF4
L400_S
L220_R5
L300_R5
L400_R5
HV
FANC
Q21:2SC4738
5VS
R140_R5
R400_R5
R_RX800
D169:MA8075
Q123:2SB1132
CPU5V
19.6608MHz
CPU5V
L_LO_SW,R_DA_SEL
R_AFFILSEL,R_DET_MUTE
L_DA_SEL,L_DET_MUTE
Q82:
VCC
REG
CHASSIS UNIT
L_R5C
Q43,Q44:UNR911NJ
Q45,Q46:UNR9114J
5VS
L5V
L_DTCS_IN
R_DTCS_IN
L_WXALT
R_WXALT
R_SQL
L_SQL
R_RSSI
TC7W53FU
TC7W53FU
DAFOUT
TC7W53FU
L5V
SELECT
IC60:
RSSI/LV
VTX_C
L_RSSI
L_LV
R_LV
L_RSLV
IC61:
RSSI/LV
R_RSLV
UTX_C
SELECT
5VS
TC7W53FU
R_RSLV
L_RSLV
L300_R5
L400_R5
L140_R5
L220_R5
L140_R5
L_VR5
L_UR5
SEL
REG
REG
SEL
D112:DAN222
D113:DAN222
Q90:UNR9213J
IC30:CD4066BPWR
1200_9600SEL
5VS
MOD
SELECT
PACKET
DTMF
AF_VOL_DATA
AF_VOL_CK
AF_VOL_RES
AF_VOL_STB
P_PTT
DTMF
P_SQL
DTCS
98_DATA
MIC_PTT
UT-123 UNIT
J5
4
5
1
3
2
6
6
2
4
5
1
3
J3
2
5
4
1
3
5
4
1
3
2
R_RX800
IDET
Q95:UNR9213J
5VS
LIMIT
LIMIT
D140:DA221
TA75S558F
Q87:
To the microphone
A
B
C
D
E
F
G
H
I