Panasonic AG-7350 Series Service Manual page 145

Editing video cassette recorder ag-7350/ editing video cassette player ag-7150
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AUDIO (1) C B A
AUDIO i2l
I
H IN PLAYBACK MODE
QD
NORMAL AUDIO MAIN SIGNAL PATH IN REC MODE
I
5.0
o jv)OR4701
-------------------~~...(
M~~~~04
5.0
- - - - - - - 1
G 1
f-
- - - - - - - - l
I
1
:~gs
I
...-'
G 3
l-------"-3~.7
I
r--(0.1) - - - - - ,
I
I
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OR4702
I
I
o
MRN1402
I
I
I
~0)
(lNV)
I
A734
47K
I
A733
rir
47K
A732
330
R731
330
IC4701
BA7705K1
0 65
6 0 (S6
C756
16V10
• 6.0
68
c7sss.o
69
16V10
rro
C701
50V33
C702
50V3.3
0
~.6
4.6
63
6~61)........(60
OUT
PUT
SW
C704
6800P
C703
1000P
4.6
59
ALL
OET
R701
820
A703
820
A702
680
C706
SOV4.7
NOT USED
NOT USED
-~~:
i--J~O:--;
;-~~;-;
~
TP4704
REG
.__130mVpp
L
8J n
L~J
.r
-------....___
....
VA704
Rrso
VR703
-------_
20KB
30K
10KB
~~
...
C709
O.D1
3300P
1000P
C714
~6~5
16V47 A707
A708
1000P
8 0
5600
lOOK
11K
5.0
R751~
.n
50
0
VR705
200KB
QR4706
MRN2404
~~~~J
'
IC4702
~PC78N05H
0
Y
(REG+5V)
C
C710
C711
C713
m,
~6~~R:1;gd
C712
~C715
~-------~~----------1--!-J---.f~Y~V'\__~-~-___...
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1 •• •
10,~op
50v4
1
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6
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L 703
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1
r-
ir
C719
"TP4704
100"
1~6~2
l
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C720
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LPF
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OO.,-,o, . .
I-O~OI
1
---------~-II-H-+-
~:II'_ ~~ ~:~~~~4
QR4707
J
1~753
MRN1404
1 0K
QR4708
MRN1404
-
QR4714
MRN1404
R
H
1000
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REC
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:~AN3912
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HEADSWSHIFTEA)
EVR
....
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AUDIO
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A
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L
L704
7
LB
8
MSL
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~~p
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MUTE
MIX ALC
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EMPH
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p
l
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~~~
1
: :
G2 f-
L __ ..; _____ J
AG -7350 ONLY
~~~11WK
I
~o
. . .
04702
2501328
(MUTE:ON)
r-<'
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il-.""J
~004-:-:0------r-w---7.,-22,---A'/17f\r12_,
N0TUSED[.I-~-'~~.AJ75:-ll.-~+-l--~
•~•
' ' l l / '-'
' - - ! -
~
R755
30P
39K
1
,(72
....
BPF
33
10K
A713
~
~ u~~~07
;73
~~T 6~~
~
~
~
321}.oc-=----·
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$
I;
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. .
--w~('r---~-.----.r :!:~~23
VR708
200KB
C765
[ill
r0.082
I
_ _ _ _ _ _ _ .J
A736
1000
MRN2404
r74
A
p
~ ~
ENVE
31 0
1A716 1724
~-------+----------.,.---+-------J-+-C-75_2
_
_._.,.{0 75
l47K
r6V33
'!
..,...
18V22
OR4~~o¥·
5
L5~.o
___________
_J
0;;;.....
~
~.
~TP4705
~~-v-----------+-1
[04703
l
1
250636
1
I
(REG.)
I
\
('\
(\
I
,
1/
v
4703
REG
PLAY
510mVp-p
500mVp-p
----------,
j
11.9~ :~~~ illg_~~a
(
5
.
5
04706
~
l •.
8
XN1501
- - - - - - .
C751
16V47
~·I
---~r--+--~--+---.J
~---L~----------__.J
:::744
50V1
I
I
I
I
~~~~
I
I
I
I
I
________ .J
:
~~~~00
~~~~
~~~
5
:
~-~---
___ _:" _ _:" ____ J
AG-7350 ONLY
....
Rn 2
~
__..--- TP4705
PLAY
120mVp-p
10K
~
FL702
FL701
Wm
:~~l
1
2
3
4
~
~
f·6
4 5
4 5
~~.6
o
~
6
4 6
4 6
<a
o 2
•.s
4.6
4 8
4 6
g
34
4 6
6
5
o
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._:.5
5o
2 6
c
731
JL __
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1 1
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....,..
~~~
1
1oooP
+
1r
o
01
. \
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:
R7<7
l!c742
..:W.,..
C737
C732
J
I
C
2 RE
I
lOOK
R7 24
~·16V10
+
r3300P
C733
l
0 1
C?
O
A718
VR709
H
C
C739
SOV-4.
7
3
1000
I
20KB
CUR
I
1
A726
680
1
16V47
A720
r100P
L - -
_ _ _ _ _ _ _ _ J
L_ _ _ _.
~
-
R725
C759
C745
820
100a:r 6800'l
C743
0.022
-
R723
1100
C741
0.022
L _
A722
10K
•c740
50V4.7
C738
.l0-01
C 7 3 5 r R 7 1 9
10001
lOOK
C736
l1000P
NOT USED
~---
[-,
I
I
i
J702
i
I
I
I
L ___
..J
'ens
~
C729
rO.Q1
,),. 10V100
20KB
A769
r
VR712
I
CH2 DEV
I
30K
VR711
5KB
R768
10K
TP4708
REC
L705
1001J.
250mVp-p
~------JNOT
USED
!~~t~~!::MHz
1
17MHz
-!
~
I
B
p
F
I
B.P. F.
I
1
I
I
I
1
2
3
4
6
I
L----------------:
....
A758
A759
~-
....
-----~
R757
1800
1500
1500
,____
'
R760
1800
R773
10K
r3-r
l
J701
l
L ______
.J
NOT USED
s[o__,~R4713
/ ; P . , 0 7
::;j"
(MRN2404
v~[lso~o~h,~4.2--++++----+--~-
200KB
~
lcH2PALFOl
J
QR4712
-
MRN1404
1~
1--·v
--.1
:--\-----~~~~~t5Y---~~· -g~
7
-
l
~
(BUFFER)
~
24
. . . . .
..j~-
-.,NOT
1-
R728
10K
j
TP4709
1.8
~~~5
~- jj~g~USEO
AG·7350 I
_.
R767
...,.
~I
1
JO
~
•.
1
QR4703
ONLY
I
33
R766
'-i
I
MRN1404
1:
I
,.._
1000
QR4711
~
(INV)
I
I
TP4707
REC
96mVp-p
~~ri":0~5.o
(AMP)
C786
'2T
001
(3.4)
~
R762
A761
1
3ooo
820
'
P4701
(TQ
HEAD AMP)
~G;~~~~~~1~~H,~F;~o~R~Egc~L~~~·~5oo~3~·~1~
('""-1
G 2
2
TR!C
(t1}
P5003 · 2
~
G 1
3
REG
12V
P5003
3
I
.,
MRN140
•··~
1
0
l
(S
CAS.ON)
~--------------~--------------------------------------------------------4---------~--------------------------------4------------------------~t~~~~~~~~~~~~~~~~~~~~~~~~~~-J
._
r
4
REG OUT
P5003 · 4
r - -
5
GNO
P5003 · 5
6
RF IN
P5003 · 6
7
5V
P5003 · 7
F
UNE
( F/
I
....
t----
8
GNO
P5003 · 8
9
A.H SW
P5003 - 9
G
LINE
G
LINE
10
6H
H
P5003 ·
10
11
FLY· E
(R}
P5003 · 11
1
13
14
15
16
17
18
19
20
21
22
23
SCM-19

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