EasyManuals Logo

Kenwood TM-V7A Service Manual

Kenwood TM-V7A
64 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #59 background imageLoading...
Page #59 background image
TM-V7A/E_
SCHEMATIC
DIAGRAM
:
X57-523%-**(B/3)
X57-527*K-**
(B/3)(SINGAPORE
MADE)
TX-RXCCONTROL
UNIT)
Tso
2
OO
TPS03
:
Q506
|
TPS02
OO
R600
10k
mal
9600bes
RD
BUFFER
AMPI
|
«Reon
TK
mae
WV
Tr
|
e
R603
1k
it
CROSS
C5360.
Olu
tt]
oa
@]o
R539
5.
04V
i
TPSOL
sls
oL0
0
C888
RSS
©
C544
«
R555
oe
POINT
SW
?
|"
OTS
330
10k
k
WV
551
' c
1
°
e
DTMF
DECODING
5
Lon
ox
0.022u
22k
-
pstlo
5V_
AVR
5C
FEED
SW
a
Toa
Be
*
1¢509
+
R560,
ATOR
aie
a
al
Ww
psolo
13.16V.
e
1C502
+]
+
as04
5.
04V
tevssam
1°
33
DrMe
m
14
BUSO66BCF
1C510
wxla
palo
\
TATSLOSF
ie
2SA1619
“MAE
»
10A
Vdd
JLCISS5E
pase
any
me
3.
Vv
palo
LN
QUT
x
aor
ee
10A_
CA
6.
oav
L
i
6|
Ve
3.
95V
if
5
gh
R524
ron
CD
o4
c4
Vad
7.
36V
ala
ae
6
10
—
*
be
to}
a
it
A,
1
scNSoL
4)
8
©
[ev
ave
eve
:
3
3
pee
ee
I
ath
TORS
TOPE
|
©
les7e6
ne
‘
ne
2506
3
j
=|
eis
BACKFLOW
*Ssol
den
2top
iannen
[82
a.
86b-cea,
2804738
(GR)|
'
1csol
PREVENTION
t
tee
rock.
|
0.
O22u
R1
3
PRO
nn
;
|
TAT8LO6F
D508
ats
RESET
SW]
Q
20
a
[7
roc|2
PRI
Cl
e
7
:
psol
in
QUT
ny
*Q509
XQ
Vse
a
c2 cK
=
|
iss3ss5
|
>
“
co)
csi7
28C4738(GR)
R526
RESET.
a
.
al
—
GND
“14
0
es
a
in
eDSO08
|
o.
1u
ae
al
DATA!
9
0
°
foal
Oo
ab~*
x
[
9
A
ey
auto
$
4
WA
560k
GND
LOAD|
$
Ts
ey
,
Re
Bee
Be
ole
@
R541
°
en
.
o
Oo
;.
oO
020
°
228
Bas
in
|
(BACK
UP
SW]
gso1
[—?
ese
=
B38
Br,
a
at
WTS
AnAroc
Sw
.
.
°
|
2504738
(GR)
seo
ONR
ayy
|
°
2
2
sare
R501
*DS02
a}
2
°
miko
rn
:
4.
7k
pTZ7.
5(B)
oT
°
[
,
15
|
art}
cs4o0|
0.
od1u
ale
p
:
D502
wl
a
=|
2
are
mie
O
ala
>
.
owe
om.
1C505
1
eld
ta
rc
ut
|
BACKUP
N
oj
jt
3°}?
a
Xs
BRD
t
°
=
DETECTIO
RESET
IC
She
Touhy
ow
+098
mos
4
PLY
aa
ca
L
4
ela]
255
[855
LETT
FL
5
a=
Pred
fe
~
so
|}
I
Tif
eh
Hox
|
OLS
.
03
S_
04V
a
<
*
1
OMD>
>
hAR
AnNAsmanaya
60
oe
a
9.
76V
'
*R503
BSR
ive.
mnice
P-ScU
MeSSOsan
akkaSSSaamn
RESET
[—
wlo
ols
ose
|
100k
wy
a
1
jo
JLCISSSF
P-DWAN
UDES0M50
&
SEZMEEOO
P-STCV
tro
WSS
3.
36V
o25
8
C4
Vad
#
R523
P-UPAN
BPSaul
>
a>
>
aAxozZai
p-Spov
oT
aq
oF
Nt
ay
t
i
‘
cms
®
R516
100k
10k
t—1
avss
teria
eo
Tae
"
P-CKC
PE
1
ula
&
|
ww
c3
R5
+
AMA
AMA
TONE
AeGAAD,
AuAaee
to
P-DTC
L~2
e
Cc
oR513
100k
>|
3
penn
P-DTMF
p-vcs
E43
‘
*@R504
R2
=
R6
AM
a
a
L501
AVREF
1
P-RS
mrie)
MULTI
|
1004
j
x
s]
8
Ng
PRB
+
x1c508
oe
acer]
<
5
=
=
Rl
9,
R4
<
6
oS
~{
a
48
p-ETT
oP
BRM
Q505
ale
PRBS
&
Cl
¢
s+
+
oma
3
PoERY
[aru
|
ary
el
ae
28C4738
(GR)
|
Bey
C2
cK
2
ees)
8]
3
a3
P-DTV
P-DMONI
p42)
|
i
a
og
<2
P-OLKU
P-1200--~(3
:
RESET
1
oP
i
P-ULKV
P-BEEP|-—7
'
DATA
Ka
P-SI
an
P~PSEL
|
GND
LOAD
1
ele
Xi
P-S0
Dppppzaaanan
An
ma
P-APG
g
AN
BMENRNEEMEME
UOMO
P-SIE
a
a
|
Re
TOK
|
Bopey
HORE
SRDS
aopRARS
FER
Bae
Be
|
col2
0.
0027u
2
Sam
|
P-ISM
PUA
De
Aa
AAA
AAA,
>
A4A.A4A,A,
AAs
P-CSE
41
ox
x
Be:
vt
m3
v
{E
’
4h
Wi
/
2
oo
Q505
e
R512
180k
r
Ww
T]
|
[40
wo
°
°
;
En
|
4
ain
R573
47k
MIC
RD
“1
y
[
3
C
Qe
M
BUFFER
=
=
|
>
5.
O4V
Amor}
cm
al
mo
AMP
a
lt
;
e
JOD
yI5
ret
a
sc
|
aaa
4
+
DU
*
=
sc
:
|
L
f
1c504
|
5
3
ral
'
© ©
MB87032APFGBND
five
|
13 12
;
_
:
DATA
cK
1
\
AA!
J
|
cs
DG
!
el.
In.
Ne
L.
o
é
tes
lee
#R527,
100k
C522
|
0.
Olu
—
-
y
‘)
Las
9
°
V
at
\
.
I
ee
ren
Ne
[LL
Te
ol
san
ork
Oy
e
R530
680k
ec5s2
0
R572
y
ares:
|
°
R-O
g@
L-O
>
°
oy
loo
ne
=
wt
Bok
x
~O
TP504
1500p
330k
a
°
ta
os
7
‘
Ne
>
=
in]
SG
+
oO.
a
or
CPSO1
O
TPSO5
X25:
wo
i
Ne
;
a)
woe
TS6
oS wo
SS
>
1
of
cc
oD
2
a
lkxa
15
OTPS506
us
AT25¢
ST
0
nis
Lis
4
:
7
+—O
TP507
1C511
9507
i
54
R13
Ls
7
»
;
o|
8
al
2
©
C583
¢R535
MIC
AMP
TONE
DECODING|
4
Ta7sssgar
=
#SK1824
‘>
4Rt2
Li2p
Shoo
weoleRS19
a2k
ako
0.033u
33k
alal
.ssss0
K_«3)
|
Pa
4
Neb
ST
oa
°
oTs
ia
OTs
e1C507
wo
[x
9909
Oh
TG
23)
:
eS
Ne
c
of"
2%
2
©
o
[S]eR520
330k
O90
IS59
|
glalal
x
ele)
Ble
|
q
13.
16V
na
8
3
MA
AK2343
mee
zbzo
0 s
‘
|
ee
>
RIN
LIN
.
©
Pa
wolx
QF
rh
Olt
SO
xl)
Get
,
24
1
v
rs)
oO
JeR521,
22k
En
Dae
ores
Qso7
|
wo
*
*
“ya
TXINL
BIAS
e e
R552 C543
RS
MIC
RD
Mi
H
4
8
eRr522,
_s2k|
%|
«R525
TXIN2
RXIN
.
‘
an
at
RSS8
S4
|
I
on
R505
0
"
LOk
23
TXINO
RXINO
9.
tu
12k
atk
10
cps02
|sses
uv
I
ols
Ble
MOD
AGNDIN
cP
502
|
zee
wes
1
nr
,
——
MODIN
AGND
*
[Low
FREQUENCY
AMP
|
I
C
T
/
pA
oye
emt}:
SPOUT
LIMBS
,
4
*
\
|
im
{
5.047
1
#0579
texour
LIMLV
R553
_—
.
Ty
(LITE
cate
a
1}
2.
eines
|
Soka
aA
nN
Oo
+t
¥
vv
XZ
ws
VDD
DREF
tt.
=t~
+
Lx
i
22c%
g
a
on
L_ywy—}—4+———-|x1s
TxXTONEF-
«=
Su
BSS
BS"
BACKFLC
|
LITILILTLITTTs
[8
#R529
F-66533
Lb
oyp
VSS
onl
tem
a
emo
|
in
{
5
ee
iat
I
im
|
°
4.
7k
100p
a
|
Se
REUERERAERELRERERERED
CO
RRRERERESEREREREREEE
Doe
sts
soUT
1
|
TTT
Ti
Tit
PTT
TTT
e
tT
PPP
TTT
Pet
ere
tet
ty
1
—]spaTa
sciKf—
sty
o|>]
a)2
>
~
D|>
eh
=
D|>
pleleiais|
a]
a
a;
Bl>
|
te
ole
>|
2]
phe
p>
°
q
O)
mio
a
3
sla
m{mlsa,
||
a
Blalmj}O/O/mlm/O]
om)
sis
’
om
Blo
Bajo
ese)
Sl
dla
ale
Sts
Sisley
=
a
|<
A/5/5/E/Sjait
|S]
=]
al"
jo]
a
j
Paste
-
:
4
i—
Ww
TX-RX
UNIT-CN2
TX-RX
UNIT-CN1L
L
”
__
: :
:
~22,
2-
:
7
O1,
605,
506,
508.
509
:28C4738(
Radalnaaslnoaalnsael
RS79
[csea
|
coes|wsol
soe
jcsoa
1cS01
TAT8LOGF
1C505
PST9130NR
1c508
7BPOSSGCJRJB(O-22.
2-71)
C512
ATass20niosi2
aso
505
rascéTse
Slip
TmevA
%
—|.
bolo
taal
o
—~
|o
|
©
|7erossccJRHB
1cs02
:TATSLOSF
1C506
+LC73881M
1c509
*Busossacr
or
X2S9208
1-2.
7
a504
ne
o-22
|TM-v7A
|
M2.m3
|]
-
|
-
|
o
{
-
|s.2k]
-
-
~
|
=
|
78PO58GCJRIB
1C503.
510
:JLC1555F
IC507
—
:
AK2343
Ic511
TA
3F
vests
or
AT2SS40Ni051
:
Soap
PPMev7E
—s
3
bo
To
To
Ti.
sk
lroooslicoosl
>
|
~
|
7erosaccJRJB
10504
:MB87032APFGBND
IC508
:78P0S8GCJRHB(O-11)
L
:

Table of Contents

Other manuals for Kenwood TM-V7A

Preview: Instruction Manual
Instruction Manual100 pages

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Kenwood TM-V7A and is the answer not in the manual?

Kenwood TM-V7A Specifications

General Specifications IconGeneral Specifications
VHF frequency range144~148MHz
UHF frequency range438~450MHz (U.S.A/Canada)
Antenna impedance50Ω
Usable temperature range-20°C to +60°C (-4°F to +140°F)
Power supply13.8V DC ±15% (11.7~15.8V)
Grounding methodNegative-ground
Frequency stability±3ppm (-10°C to +50°C)
Dimensions (W x H x D)140 x 54.5 x 205.5 mm
Transmitter Specifications IconTransmitter Specifications
High power output50W (VHF) / 35W (UHF)
Mid power outputApprox. 10W
Low power outputApprox. 5W
Spurious emissions-60dB or less
Maximum frequency deviation±5kHz
Audio distortion3% or less (at 60% modulation)
Microphone impedance600Ω
Receiver Specifications IconReceiver Specifications
CircuitryDouble conversion
Intermediate frequency (1st / 2nd)38.85MHz / 450kHz and 45.05MHz / 455kHz
Sensitivity (VHF or UHF band)0.16μV or less (12dB SINAD)
Sensitivity (Sub VHF or UHF band)0.25μV or less
Selectivity (-6dB)12kHz or more
Selectivity (-60dB)28kHz or less
Squelch sensitivity0.1μV or less
Audio output2W or higher (8 ohms, 5% distortion)
Audio output impedance8Ω
Weight and Dimensions IconWeight and Dimensions
Weight1.2 kg (2.6 lb)
Dimensions (W x H x D)5.51" x 2.15" x 8.09"
View in Manual

Related product manuals