Panasonic NV-FJ621B, Service Manual

Page: 37 / 92

A
B
C
D
E
F
G
1 2 3 4 5 6 7 8 9
H
R :TO POWER SUPPLY/RF SECTION
:TO SYSTEM CONTROL & SERVO SECTION S
:TO Hi-Fi AUDIO SECTION A
T :TO TIMER SECTION
10 11 12
C4026
10V22 R4027
3300
C4030
6V220
L4003
68u
R4028
2700
Q4005
2SB710
C4028
0.022
CTL HEAD (+)
CTL HEAD (-)
SHORT DET
BIAS S
S
S
S
FULL ERASE OUT
FULL ERASE IN 1
2
P4002
(TO FULL ERASE HEAD)
C4029
1500P
3
T4002
EQQ7QF024P
2
C4031
0.022
1
4
6
R4029
3300
Q4006
2SD602A
2 GND
1 AUDIO ERASE IN
P4003
(TO A/C HEAD)
3 A.HEAD (R)
4 A.HEAD (W)
5 CTL HEAD (-)
6 CTL HEAD (+)
C4032
220P R4030
8200
:TO INPUT/OUTPUT SECTION I
R4026
4700
2
1
3
4
5
6
7
8
P3502
(TO CYLINDER UNIT)
9
10
A15
A16
A18
A19
A20
S D.A.REC
S PAL EP
R
R
R BIAS 5V
VIDEO 5V
GND
QR4003
UN2111
VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
A AUDIO HEAD COM
A AUDIO HEAD L
AUDIO HEAD R A
LP R
LP COM
LP L
SP R
SP COM
SP L
GND
AUDIO HEAD L
AUDIO HEAD COM
AUDIO HEAD R
A17
A11
S MUTE A10
AUDIO IN (N) A
A AUDIO OUT (N) A9
A8 P.FAIL MUTE T
R TUNER AUDIO (N) A7
A6 CURR.EMPH S
S D.REC A5
A4 TRACKING ENV. S
S ENV.SELECT A3
A2 H.AMP SW S
S HEAD SW A1
C4027
16V10
R4013
10K
R4009
2200
R4010
2200
Q4001
2SD601A
Q4002
2SD601A
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NC
NC
NC
NC
NC
NC
NC
GND
GND
HEAD AMP SW
HEAD SW
IC3501
AN3368SB
+
HA1
-
L
H
HA2
-
L
H
HA3
-
H
L
-
HA4
+
H
L
CHROMA
AMP
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
NC
NC
NC
NC
CURR.EMPH
NC
REC
NC
GND
LP
NC
VCC
AT
ZAP
CMP
DET
DET
A2
A1
C3003
1000P C3002
1000P
A19
A20
A16
LB3501
VLP0147 C3506
0.1
A18
LB3502
VLP0147 C3507
0.1
LB3503
VLP0147 C3508
0.1
A17
A15
LB3504
VLP0147 C3509
0.1
QR4009
UN2215
QR4008
UN2215
R4001
1K
C4033
100P
QR4001
UN2212
C4001
2200P
A3
C3503
0.01
A4
A5
A6
C3505
0.01
R3501
100
C3510
0.1
C3511
0.1
R3502
3900
QR3501
UN2212
QR3502
UN2212
R3503
620
R3504
390
C3502
0.01 C3501
6V47
L3501
33u
B1
B2
B3
R3506
390
QR4005
UN2113
R4022
560
L4908
0
C4946
2200P
A11 A10 A9 A8 A7
QR4002
UN2211
C4009
1
R4011
470 C4010
0.027
QR4004
UN2215
L
L
H
H
H
H
H
H
H
(AUDIO ERASE DRIVE)
(OSC)
(D.A.REC
:OFF)
(PB:ON)
(PB:ON)
TW2001
(PAL EP :ON)
:ON) (PAL EP :ON) (PAL EP
TW3030
TW3001
(PAL EP :ON)
(LP :ON)
(BUFFER)
:ON) (PAL EP
(MUTE)
0.4
(4.7)
0.3
(-0.6)
0.4
(4.9)
5.0
(4.1)
5.0
0.7
(-23.1)
0(3.6)
0
(-14.9)
0.7
(-23.1)
5.0(-23.0)
0
(4.9)
5.0
0
0.3
0.2(15.0)
0
0
0
2.4
0
0
(2.7)
0.7
(2.9)
0.7
(2.9)
0.7
(2.4)
0.7
(2.4)
0
(2.5)
0
0
0
0
0
0
0
0
5.0
0
4.9
0.8
(3.4)
0
1.4
2.4
(0)
2.7
(1.9)
3.9
(2.2)
0
0
(4.9)
0
0
0
0
0
0
0
0
0
0
-0.4
(-0.1)
0
-0.4
(-0.1)
0
0
0
H
H
H H
H
H
H