Panasonic NV-SJ400A Service Manual page 52

R :TO POWER SUPPLY/RF SECTION
S :TO SYSTEM CONTROL & SERVO SECTION
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
V
L3501
68u
R VIDEO 5V
R GND
E
S ENV.SELECT
(SJ400)
S TRICK L
V REC Y+C
D
V RF Y+C
0
S PAL 9H
H
C
(SJ400)
0
S SP L
S TRACKING ENV.
S D.REC H
S CURR EMPH
H
R3503
47K
B
(SJ200)
A
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS ( )ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
1
IC3501
AN3368SB:SJ400
AN3365SB:SJ200
5.1
36
C3502 C3501
(SJ200)
6V47 0.01
0 35
4.9
34
C3503
0.7
0.01
(3.3)
33
(SJ400)
0.3
32
C3504
0.01
1.4
31
R3501
2.5
330
(2.9)
30
C3505
0.01
29
R3505 R3502
1200: 470:
SJ400 SJ400
2.7
1500: 680:
(1.9)
28
SJ200 SJ200
0
QR3502
4.0
UN2212
(2.0)
27
(PAL 9H H :ON)
R3504
0
26
270:
SJ400
0:
SJ200 0.4
0
(4.9)
25
QR3501
UN2212
(SP :OFF)
L
0 24
0
23
C3506
0.01
0 22
0 21
0 20
0 19
2 3
VIDEO MAIN SIGNAL PATH IN REC MODE
VCC
NC
(AN2268SB ONLY)
DET
CMP
DET
H
L L
ZAP
L H
CHROMA
H L
AMP
GND
H
AT
NC
REC H
NC
CURR.EMPH
NC
NC
NC
NC
4
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
H SW 2.5
1
H.A SW 0.1
2
C3056
1000P
0
(3.0)
+ 3
(SJ400)
LB3501 C3507
0.7
0 0.47
(2.9)
HA4 4
-
GND 5
(SJ400)
-
LB3502 C3508
0.7
0 0.47
(2.9)
HA3 6
LB3503 C3509
0.7
0 0.47
(2.4)
HA2 7
-
GND 8
-
LB3504 C3510
0.7
0 0.47
(2.4)
HA1 9
0
(2.5)
+ 10
11 0
NC 12 0
NC 13 0
NC 14 0
NC 15 0
NC 16 0
NC 17 0
NC 18 0
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
5 6
HEAD SW S
H.AMP SW S
(SJ400)
P3501
(TO CYLINDER UNIT)
1 LP R
2 LP COM
3 LP L
4 SP R
5 SP COM
6 SP L
7 GND
8
9
10
(SJ200)
P3501
(TO CYLINDER UNIT)
1 SP R
2 SP COM
3 SP L
4
5
7