Main (Head/ Rec Amp) Schematic Diagram - Panasonic NV-GX7EG Service Manual

4.9.

MAIN (HEAD/ REC AMP) SCHEMATIC DIAGRAM

(MAIN C.B.A.)
REFER TO MAIN CONNECTION
F
TO MAIN CN(C-15)
<TO EVR>
G1 HA_OUT
L5001
G1C101K00019
E
D
L5002
G1C100MA0060
TO MAIN CN(C-16)
<TO VIDEO2>
G13 AGCCTL
G12 RF_AGCOUT
G16 HSE
C
G19 RECCLK
G14 EQHOLD
B
TO MAIN CN(B-15)
<TO POWER>
G8 REGA5V
G7 RF3V
L5003
G9 D_GND
G1C100MA0060
G6 REGD1R8V
TO MAIN CN(B-15)
<TO CONTROL>
G10 RA_STAB
A
1 2
C5001
F3F0J4760002
C5002 4R7u[2012]
1.7 2.0 1.9
(2.3) (2.8) (2.8)
C5014 47P[1608]
44 43 42 41
2.3
C5005 680P
(2.7) AGCIN
1
ENV
DET
GND2
AGC
2
AGC
2.2
AGCADJ
3 DET
1.8
C5008 0.01 AGC
(2.3)
DET
4
LPF
2.8
VCC2
7.5dB
3nd
5
/0dB AMP
0.9 AGC
(0)
OUT
6
GAINCTL
CK Q
7
D Q
0.1
4th
8
RECIN
3RD DIF
9 AMP
RECIN
I/F
0
4th
10
CLKIN
LOGIC BLOCK
0
11
EQHOLD
12 13 14 15
0.3 0
(2.8) (2.7)
IC5001
AN3732FJMEFV
(HEAD REC AMP)
C5003
4R7u[2012]
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC
DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE
REFER TO PARTS LIST.
3 4
C5013
0.01
R5004
1800
1.2 4.7 0 0.8
(2.4) (0.8)
40 39 38 37 36 35 34
1.8
R5009 10K
(4.1)
AC2X
33
1.8
H2X (4.1)
RA1
32
14dB
GCA
1.8
/0dB
(4.1)
H2Y
31
HA1 1.8
R5010 10K
AC2Y (4.1)
30
1.8
R5011 10K
2nd
AC BF AC1X (4.1)
AMP
29
1.8
H1X (4.1)
RA2
28
1.8
H1Y (4.1)
27
HA2 1.8
R5012 10K
ACTY (4.1)
26
AC3Y
25
PRE
RA3
DRIVER H3X
24
H3Y
23
HA3
16 17 18 19 20 21 22
2.8 1.4 2.8 0 2.8
(0) (2.8)
R5015 1K
CL5001
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS
DIAGRAM IS PLAYBACK MODE.
THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE
BRACKETS( )ON THIS DIAGRAM IS RECORD MODE.
(SP MODE)
5 6
35
NV-GX7EG / NV-GX7EGM / NV-GX7B / NV-GX7EN / NV-GX7A / NV-GX7ENT
:MAIN SIGNAL PATH IN REC MODE
:MAIN SIGNAL PATH IN PLAYBACK MODE
TO MAIN CN(C-16)
<TO VIDEO2>
ATF_OUT G11
RECCADJ G15
TO MAIN CN(C-15)
<TO HEAD>
CH2F G2
CH2S G3
CH1F G4
G5
CH1S
TO MAIN CN(B-16)
<TO CONTROL/VIDEO2>
HID1 G22
TO MAIN CN(C-16)
<TO VIDEO2>
RECI G20
HID2 G18
RECCTL G17
TO MAIN CN(B-16)
<TO VIDEO2/POWER>
PBH G21
NV-GX7EG/EGM/B/EN/A/ENT
MAIN (HEAD/REC AMP) SCHEMATIC DIAGRAM
7 8 9