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R :TO POWER SUPPLY/RF SECTION 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
S :TO SYSTEM CONTROL & SERVO SECTION
H A :TO Hi-Fi AUDIO SECTION
IC3501
I :TO INPUT/OUTPUT SECTION AN3368SB
TW2001
T :TO DISPLAY SECTION
L3501
D :TO DECODER SECTION 5.0 33u
2.4 HEAD SW
A1 1 VCC 36
B :TO SECAM SECTION(F ONLY) T4002
EQQ7QF024P C3501 C3502
R4030 C4032 A2 6V47 0.01
7500 680P
C3002 C3003 0 HEAD AMP SW 0
3 4 1000P 1000P 2 NC 35
P4003
G (TO A/C HEAD)
AUDIO ERASE IN 1 2 0.4 0
DET
(4.7) (2.7) 4.9
GND 2 R4029 A19 3 + CMP 34 A3
C4031 3300 0.3
A.HEAD (R) 3
0.022 (-0.6) Q4006 DET
A.HEAD (W) 4 1 6 2SD602A C3506 LB3501 0.7 0.8 C3503
CTL HEAD (-) 5 (OSC) 0.1 VLP0147 (2.9) (3.4) 0.01
CTL HEAD (+) 6 A20 4 HA4 33
C4029
1500P -
H 0
5 GND LP H 32 B1
L TW3030
L4003 -
68u C4030 C4028 C3507 LB3502 0.7 C3510 R3506
6V220 0.022 0.1 VLP0147 (2.9) L 1.4 0.1 360
0.4 A18 6 HA3 ZAP 31 B2
(4.9) H TW3001
5.0
F (4.1) Q4005 C3508
0.1
LB3503
VLP0147
0.7
L
2.4 R3501
100
2SB710 (2.4) (0)
S CTL HEAD (+) (AUDIO ERASE DRIVE) A17 7 HA2 30 B3
S CTL HEAD (-) R4028 C4026 R4027 H
2700 10V22 3300 5.0 CHROMA C3511
S SHORT DET L - AMP 0.1
S BIAS L L
8 GND GND 29
C4027 R4026
16V10 4700 H
C3509 LB3504 0.7 -
0.1 VLP0147 (2.4) 2.7
A15 9 HA1 AT 28 (1.9)
R3503
0 3.9 390
(2.5) (2.2)
A16 10 + 27 A4
C3505 R3504 0
E 0.01 300
QR3502
0 0 0
11 NC 26 UN2212
P4002 (LP H :ON)
(TO FULL ERASE HEAD)
0
FULL ERASE OUT 1 0 (4.9)
FULL ERASE IN 2 12 NC REC H 25 A5
0 0
13 NC NC 24
0 CURR.EMPH 0
14 NC 23 A6 LB4001
S HEAD SW A1 0
D S
S
H.AMP SW
ENV.SELECT
A2
A3 0 0 C4036
S TRACKING ENV. A4 15 NC NC 22 2200P
S D.REC H A5
S CURR.EMPH H A6
D TUNER AUDIO OUT A7 0 0
A P FAIL MUTE A8 16 NC NC 21
A AUDIO OUT(N) A9
S FM MUTE H A10
A AUDIO IN(N) A11 0 0 QR4005
17 NC NC 20
-0.4 UN2113
(-0.1) (BUFFER) 0
0 0 R4022
18 NC NC 19 560
C
P3502
(TO CYLINDER UNIT)
LP R 1 A15 R3502
LP COM 2 A16 3900
LP L 3 A17
SP R 4 A18 0
SP COM 5 A19 -0.1 QR3501
SP L 6 A20 0(3.6) UN2212
R4009 0.7
GND 7 2200 (-23.1) Q4001 (PAL EP H :ON)
AUDIO HEAD L 8 2SD601A
AUDIO HEAD COM 9 5.0(-23.0) (PB:ON)
-0.1 QR4008 R4011 C4010
0
AUDIO HEAD R 10
(4.9) QR4003 470 0.027
UN2111 UN2215
(D.A.REC 0
(-14.9)
B H :OFF)
0 0
R4010 0.7
5.0 2200 (-23.1) Q4002 QR4001 0 QR4002
-0.1 QR4009 -0.1
2SD601A UN2215 UN2212 UN2211
(PB:ON) (PAL EP H :ON) (PAL EP H :ON)
C4009
1
A AUDIO HEAD R
A AUDIO HEAD COM
C4033 C4001
A AUDIO HEAD L 2200P
100P
R4001
S D.A.REC H 1K
S PAL EP H
A R BIAS 5V
R VIDEO 5V
R GND
A7 A8 A9 A10 A11
NOTE:THE MEASUREMENT MODE OF THE DC VLOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE NV-VHD1B/EC/EE/F
WITH PAL COLOUR SIGNAL.(SP MODE) WITH PAL COLOUR SIGNAL.(SP MODE) LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM
1 2 3 4 5 6 7 8 9 10 11 12