Head Rec Amp Schematic Diagram - Panasonic AG-EZ50UP Service Manual

8.35. HEAD REC AMP SCHEMATIC DIAGRAM

TO MAIN CONNECTION
(C-32)
<TO HEAD> R5007 0
G
N3 CH1 S
N2 CH1 F
R5008 0
N4 CH2 S
N5 CH2 F
C5023 C5021 C5024 C5022
8P 8P 8P 8P
TO MAIN CONNECTION
(C-33)
<TO EVR>
N10 HA OUT
L5001 100u
C5002 4.7
C5001
6.3V47
F
C5006 0.01
TO MAIN CONNECTION
(B-32)
<TO VIDEO3/EVR> R5006 2200
N6 RF GND
C5014 47P
C5005 680P
TO MAIN CONNECTION
(B-33)
<TO POWER>
L5002
0
N13 REG A5V 10u (2.3)
N12 RF 3V 44
E
2.3
AGC IN
(2.7)
1
AGC
GND2
2
AGC
2.2
ADJ AGC
3
DET
C5007
1.8
0.01
(2.3)
AGC DET
4
C5008
0.01
2.8
TO MAIN CONNECTION VCC2
5
(B-32)
D 7.5dB
<TO VIDEO3>
0.9
/0dB
N8 AFT OUT
(0)
AGC OUT
N7 RF AGC OUT 6
GAIN CTL
7
0.1 4th REC IN
8
C5009 0.01
2.4 3rd REC IN
9
0
4th CLK IN
10
TO MAIN CONNECTION
(C-33)
C
<TO CONTROL/VIDEO3>
0
EQ HOLD
N11 EQ HOLD 11
IC5001
12
AN3732FJM
TO MAIN CONNECTION (H/R AMP) 0
(C-33)
<TO CONTROL>
N9 RA STAB
L5003 10u
TO MAIN CONNECTION
C5003
(B-33) R5003 C5010
4.7
B
<TO VIDEO2> 270 0.01
N18 REC ADJ
N17 HSE
N16 REC CTL
N14 HID2
N15 HID3
RL5001
TO MAIN CONNECTION
(C-32)
<TO CONTROL/VIDEO2/3/EVR>
N1 HID1
TO MAIN CONNECTION
(B-33)
<TO VIDEO2/3>
N20 PB H
N19 REC I
A
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC
DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE
REFER TO PARTS LIST.
1 2
:MAIN SIGNAL PATH IN REC MODE
:MAIN SIGNAL PATH IN PLAYBACK MODE
R5005 1K
C5011
0.01
C5013
0.01
1.7 2.0 1.9 1.2 0
4.7 0.8 0
(2.8) (2.8) (2.4) (0.8)
43 42 41 40 39 38 37 36 35 34
ENV
DET
1.8 R5009
RA2 10K
(4.1)
AC2X
33
1.8
H2X (4.1)
32
14dB
/0dB 1.8
GCA
(4.1)
H2Y
31
HA2
R5010
1.8
(4.1) 10K
AC2Y
LPF 30
R5011
1.8
(4.1) 10K
AC1X
AC FB 29
3rd 2nd
AMP AMP
1.8
RA1
H1X (4.1)
28
1.8
(4.1)
H1Y
CK Q 27
HA1
1.8 R5012
10K
(4.1)
ACTY
D Q 26
0
AC3X
25
DIF
AMP
RA3 0
H3X
I/F PRE 24
DRIVER
0
H3Y
23
HA3
LOGIC BLOCK
13 14 15 16 17 18 19 20 21 22
0.3 0 1.4 0
2.8 2.8 2.8 0 0
(2.8) (2.7) (0) (2.8)
C5004
0.01
CL5001
R5015 1K
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS
DIAGRAM IS STOP MODE.
3 4 5
70