Panasonic RQ-SX82V User Manual

SCHEMATIC DIAGRAM1 :POSITIVE VOLTAGE LINE :PLAY BACK SIGNAL LINE

A MAIN CIRCUIT

MOTOR

NDIP

NDIP

		B HEAD CIRCUIT
		1
	REV	1
	L ch	8
		4
	FWD	5
	PLAYBACK	5
		3
	HEAD
		6
	FWD	4
	R ch	3
		7
	REV	2
		2
		6

A

B

D

<![if ! IE]> <![endif]>SPEED

<![if ! IE]> <![endif]>MOTOR - ON

<![if ! IE]> <![endif]>CCW

IC4

LB11675V

MOTOR DRIVE

7

1.4V

1

V

W

24 1.4V

6

1.4V

2

U

NC 23

5

(MOTOR)

1.4V

3

START

NC 22

TP4

4

4

P GND

P GND 21

3

5

GND

COM

20

C144

2

1.4V

6

Vcc1

FC

19 0.2V

ZF2.2

C150

1

<![if ! IE]> <![endif]>R96

<![if ! IE]> <![endif]>10K

0.22

0V

7

OSC

DR 18

1.4V

0V

8

VREF

PV 17

0V

9

VSP

PU 16

<![if ! IE]> <![endif]>R93

<![if ! IE]> <![endif]>24K

<![if ! IE]> <![endif]>C157

<![if ! IE]> <![endif]>0.033

<![if ! IE]> <![endif]>R98

<![if ! IE]> <![endif]>100K

0V

10 IN+

PW 15

C159

<![if ! IE]> <![endif]>10K(B)

0V

11

OUT

TC2

14

1.4V 0.33

<![if ! IE]> <![endif]>VR2

<![if ! IE]> <![endif]>R91

<![if ! IE]> <![endif]>470K

TAPE SPEED

0V

12 RI

TC1

13

1.4V

<![if ! IE]> <![endif]>MA2SD1000L

ADJ.

<![if ! IE]> <![endif]>R103

<![if ! IE]> <![endif]>270

<![if ! IE]> <![endif]>D12

<![if ! IE]> <![endif]>R94

<![if ! IE]> <![endif]>18K

<![if ! IE]> <![endif]>R92

<![if ! IE]> <![endif]>39K

1.4V

<![if ! IE]> <![endif]>2.5V150

L

R

NDIP

<![if ! IE]> <![endif]>C7

G

NDIP

NDIP

A

FWC1

TP10

1

B

<![if ! IE]> <![endif]>C41

<![if ! IE]> <![endif]>680P

5

C

3

TP9

<![if ! IE]> <![endif]>C40

<![if ! IE]> <![endif]>680P

D

4

TP13

2

E

<![if ! IE]> <![endif]>C32

<![if ! IE]> <![endif]>680P

TP11

TP14

6

TP12

<![if ! IE]> <![endif]>C33

<![if ! IE]> <![endif]>680P

F

SCHEMATIC DIAGRAM 2			:TAPE PLAYBACK SIGNAL LINE
		:POSITIVE VOLTAGE LINE :FM SIGNAL LINE	:MAIN(TAPE/RADIO) SIGNAL LINE

Y

Z

E'

F

A

<![if ! IE]> <![endif]>TPS IN

<![if ! IE]> <![endif]>S.B.

1.4V

1.4V

<![if ! IE]> <![endif]>C74

<![if ! IE]> <![endif]>OUT

TP54

<![if ! IE]> <![endif]>1

<![if ! IE]> <![endif]>C79

<![if ! IE]> <![endif]>0.01

<![if ! IE]> <![endif]>C90

<![if ! IE]> <![endif]>680P

<![if ! IE]> <![endif]>C92

<![if ! IE]> <![endif]>0.056

<![if ! IE]> <![endif]>R47

<![if ! IE]> <![endif]>27K

<![if ! IE]> <![endif]>C95

<![if ! IE]> <![endif]>680P

<![if ! IE]> <![endif]>RE

1.4V

<![if ! IE]> <![endif]>R52

<![if ! IE]> <![endif]>15K

C98

R169

1

Q66

220K

0V

<![if ! IE]> <![endif]>33K

RVTDTA143EUX

TP21

<![if ! IE]> <![endif]>R78

<![if ! IE]> <![endif]>33K

SWITCHING(S.B.)

R53

C99

1.4V

390K

<![if ! IE]> <![endif]>330P

1

<![if ! IE]> <![endif]>R77

<![if ! IE]> <![endif]>C2

TP19

C80

(VOLUME)

R49

0.33

C88

2.2K

1

C64

<![if ! IE]> <![endif]>C72

<![if ! IE]> <![endif]>3300P

<![if ! IE]> <![endif]>0.015

VR1-1

<![if ! IE]> <![endif]>C83

50K(A)

16V2.2

C86

IC2

2700P

VR1-2

<![if ! IE]> <![endif]>C68 0.047

<![if ! IE]> <![endif]>R23

<![if ! IE]> <![endif]>12K

AN7501FHQ-EB

50K(A)

PRE/DOLBY/ASC/

POWER AMP

1.4V

0.8V

0.8V

0.8V

0.8V

0.4V

0V

0.8V

0.8V

0.8V

0.8V

0.8V

C102

NDIP

36

35

34

33

32

31

30

29

28

27

26

25

16V2.2

NOISE

R172

NDIP0.5V 37

FREE RET.

24 0.8V

47K

Vcc

DOLBY BLOCK

<![if ! IE]> <![endif]>0.022

<![if ! IE]> <![endif]>C34

C50

C103

1500P 0.8V

0.8V

0.068

38

ASC

23

<![if ! IE]> <![endif]>R29

<![if ! IE]> <![endif]>6.8K

C55

C104

1

0.8V 39

22 0.8V

4V6.8

160

R26

C42

B'

150

4V47

0.8V

0.6V

Lch

86K

40

25K

200K

BST

21

<![if ! IE]> <![endif]>C116

<![if ! IE]> <![endif]>0.33

Lch

G'

C134

0.8V

D

20 1.4V

2.5V100

41

100K

<![if ! IE]> <![endif]>R66

<![if ! IE]> <![endif]>2.2

0.8V

E

<![if ! IE]> <![endif]>R67

<![if ! IE]> <![endif]>2.2

42

VREF

19

NDIP

<![if ! IE]> <![endif]>C117

<![if ! IE]> <![endif]>0.33

C135

0.8V 43

18 0.6V

Rch

2.5V100

Rch

H

C

BIAS

0.8V

C105

R

17 0V

0.22

F

44

VREF

RE OUT

B

0.8V

100K

AGC

16 1.4V

1.4V

1.4V

45

25K

200K

<![if ! IE]> <![endif]>C111 4V22

R27

C43

150

4V47

0.8V 46

86K

15 0.7V

0.7V

<![if ! IE]> <![endif]>C119

<![if ! IE]> <![endif]>0.47

C51

C106

<![if ! IE]> <![endif]>R30

<![if ! IE]> <![endif]>6.8K

1

0.8V

FWD/ REV

160

RIPPLE FILTER

1.3V

4V33

47

PRE MUT

14

0.8V

ASC

1.4V

NDIP

<![if ! IE]> <![endif]>C35

<![if ! IE]> <![endif]>0.022

Q30

<![if ! IE]> <![endif]>C52 6.3V2.2

48

NR

13

2SB1295-6-TB

ON/OFF

DOLBY BLOCK

CONTROL

NDIPPOWER SUPPLY

1

2

3

4

5

6

7

8

9

10

11

12

<![if ! IE]> <![endif]>R24

<![if ! IE]> <![endif]>12K

1.4V

0.8V

0.8V

0.8V

0.8V

0.4V

0V

0.8V

0.8V

0V

0.7V

1.4V

R60

220K

MUTE

M'

<![if ! IE]> <![endif]>R170

<![if ! IE]> <![endif]>R54 390K C81 0.33

C87

<![if ! IE]> <![endif]>10K

<![if ! IE]> <![endif]>C29 R25 3300P 18K

<![if ! IE]> <![endif]>C73

<![if ! IE]> <![endif]>3300P

<![if ! IE]> <![endif]>SB00703QTL

2700P

<![if ! IE]> <![endif]>0.015

<![if ! IE]> <![endif]>D24

POWER _ON

J

<![if ! IE]> <![endif]>C84

XBS_ON

K

R50

C126

ASC

R15

C15

L

18K

3300P 0V

0V

TP20

2.2K

1

0V

DOLBY

M

0V

<![if ! IE]> <![endif]>C219 1

FWD/REV

R41

C56

U

Q8

Q20

PRE_MUTE

15K

1

P

UN9215TX

UN9215TX

1.4V

SWITCHING

SWITCHING

C61

(TAPE SELECT)

(TAPE SELECT)

(0.6V)

0.01

R48

0.6V

8.2K

R80

<![if ! IE]> <![endif]>C38

<![if ! IE]> <![endif]>680P

<![if ! IE]> <![endif]>C46

<![if ! IE]> <![endif]>4V22

Q19

1.4V

1.2V

1K

RADIO ON

1.3V

h

Q25

UN9215TX

1.4V

SWITCHING

0.5V

Q33

UN9110TX

0V

(TAPE SELECT)

0.5V

2SB1295-6-TB

SWITCHING

1.3V

POWER SUPPLY

RE OUT

(PRE MUTE)

1.4V

(1.3V)

R

R22

0.5V

0V

1.3V

22K

RE OUT

0.5V

(1.3V)

NOR/MET

N