Benison V7, Service Manual

Page: 26 / 26

1 2 3 4 5 6 7
A
B
C
D
E
7 6 5 4 3 2 1
E
D
C
B
A
LPF LPF
TX P ower AMP
2SC 2SK 3078+2SK3476/ RD07
Ant enna SW
HVU 131
B PF B PF
R FA MP
3SK228
1s t Mi xer
3SK228
TX/R X Switch
HSC 277
A PC
N JM2904V
A PC Sense
BA TT 5T
5R
5R
B uff er AMP
2S C3356
Modulat or
2SC 4228(40)
R X VCO
2SC 4228(40)
TX VCO/
Cont roler
TX/R X VCO
2SJ243 /U MC4
5C 5C
LPF
Antenna
DO
Fin
B PF
38.85MHz
I F AMP
2S C4649
5R
2ndLO
38.4MHz
I F M ixer &
Dem odul ator
TA31136FN
5R
SQL
BPF
450KHz
DETOSC
450KHz
APC /Tune PLL Cir cuit
LMX 2332
t
5C
C DCSS
TCXO
14.4M Hz
PLL-LD
PC4
PLL-CS
PC5
5T 5T
MI C PreA MP
1/2LM 4558
MIC AMP
1/2LM4558
MIC
JACK
3. 5mm
Modu lat ion
Addj uster
Speaker
JACK
2. 5mm
A FA MP
TA7368
Power SW
DTA114EE
5M 5C 5R 5T
B ATT 5M
Vol um eC ont roler
P TTSW
SK RTLAE 010
LPF LPF
5T 5T
A GC
1SS 372+MRF497
DC Regulator
5A
+5M
DCS Balence
Circuit
P LLOSC
A ddjuster
5C
TX Path
RX Path
1/2 5T
5M
DTC114EE
2SB624 X 2
L208 L211 L214 L204 L230
AF
RXD/PTT
TXD/RED
LPF
BATTERY
BATT Test
PLL-LD
PLL-Data
PLL-CS
PLL-CLK
MPU
TMP87P805U
PC5
P LL-CS
PC4
Save
TX/RX C ontr ol
R ED /TXD
PTT/ RXD
APC /Tune
BA TTTest
VOX
SQL
CDCSS
CTCSS
AF POW ER
DCS/CTCSS
Fil ter
OSC
32.768K Hz
Reset Circuit
2SB624
5M
M ON ISW
TD26 EA
Channel
SCL
K4 K1
LAM P2
D3 D0
EEP ROM
24C 08
D ATA
C LK
PLL- LD SW
SW
TX
LED RX
LED
5V
BA TT +5M
D TC 114EE
D TC114EE
CALL SW
TD26 EA
AU DIO
SDA
5V
PC7
C TC SS
Save
TX/RX Contr ol
RED
GREEN
MONI
C ALL
R OM- DATA
PC6
GREEN
SDA
KeyBoa rd
LCD
PC 0 PC3
PC 4 PC7
LAM P1
LCD- CS
PB0
PB2
LCD- CS
Change
EN0 EN3
RD840G
SW 812 PA2
PA3 RD810S
Buffer AMP
2SC 4617
TXO
LPF
VOX A MP
SW
1SS 372
VOX
5M
POWER SW
2SB642
AFPOW ER
AF
RED /TXD
PLL- LD
R416
2K2
MIC TU ME
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