DOWNLOAD Sony EXR-C205 / XR-C340 Service Manual ↓ Size: 754.22 KB | Pages: 29 in PDF or view online for FREE

– 13 –

1

Fit the lever (LDG-A) on
shafts 

A

 – 

C

 and install it.

shaft 

A

shaft 

C

4

type-E stop ring 2.0

shaft 

B

3

Align hole in the gear (LDG-D)
with hole in the lever (LDG-A).

gear (LDG-FB)

hole

gear (LDG-D)

lever (LDG-A)

2

Move the lever (LDG-B)
in the arrow direction.

1

tension spring (lever LDG)

4

gear (LDG-FT)

5

polyethylene washer

hole

2

Pull the lever in the
arrow direction.

shaft 

A

shaft 

B

3

Fit the lever (LDG-B) on
shafts 

A

 and 

B

 and

install it.

– 14 –

2

guide (C)

1

three claws

– 15 –

1. Clean the following parts with a denatured-alcohol-moistened
swab:

playback head

pinch roller

rubber belt

capstan

idlers

2. Demagnetize the playback head with a head demagnetizer.
3. Do not use a magnetized screwdriver for the adjustments.
4. After the adjustments, apply suitable locking compound to the
parts adjusted.
5. The adjustments should be performed with the power supply
voltage unless otherwise noted.

•

Forward

CQ-403A

more than 90 g

(more than 3.18 oz)

Reverse

CQ-403R

more than 90 g

(more than 3.18 oz)

•

set

+

–

test tape
WS-48A
(3 kHz, 0 dB)

speaker out terminal

4 

Ω

speed checker

or

frequency counter

Procedure:
1. Put the set into the FWD PB mode.

–1.5 to +2.5%

2,955 to 3,075 Hz

Specification: Constant speed

– SET  UPPER  VIEW –

TAPE  SPEED  Adjustment

Forward

CQ-102C

30–65 g•cm

(0.42–0.90 oz•inch)

Forward

CQ-102C

0.5–4.5 g•cm

Back Tension

(0.01–0.06 oz•inch)

Reverse

CQ-102RC

30–65 g•cm

(0.42–0.90 oz•inch)

Reverse

CA-102RC

0.5–4.5 g•cm

Back Tension

(0.01–0.06 oz•inch)

FF, REW

CQ-201B

60–200 g•cm

(0.83–2.78 oz•inch)

– 16 –

1

ILLIN

I

ILLIN signal detection pin

2, 3

POS3, 2

I

Tape position detection pin

4, 5

POS0, 1

6

TAPEON

O

Tape power supply control pin

7

CM_ON

O

Capstan motor control pin

8

LM_LOD

O

Loading motor control pin (loading direction)

9

LM_EJ

O

Loading motor control pin (eject direction)

10

TUNON

O

Tuner power supply control pin

11

FM_ON

O

FM power supply control pin

12

PW_ON

O

System power supply control pin

13

MUT

O

System muting control pin

At muting: “H”

14

VOLCE

O

Chip enable output pin to electrical volume

15

VOLCLO

O

Clock output pin to electrical volume

16

VOLSO

O

Data output pin to electrical volume

17

AMPON

O

Power amp power supply control pin

18

AMPMUT

O

Power amp muting control pin

At muting: “L”

19

DX_LO

O

DX/local selection control pin

20

AM_MONO

O

AM forced monaural signal output pin

21

GND

–

GND

22

DSTSEL

I

Destination setting pin (A/D input)

23

D-BASS

I

D-BASS switch input pin (A/D input)

24, 25 KEYIN1, KEYIN0

I

Key input pin (A/D input)

26

RC_IN0

I

Rotary remote commander input pin (A/D input)

27

VSM

I

FM/AM signal meter voltage detection pin (A/D input)

28

AMIFIN

I

AM (MW, SW) IF input pin

29

FMIFIN

I

FM  IF input pin

30

VDD2

–

Power supply

31

FM_OSC

I

FM  OSC signal input pin

32

AM_OSC

I

AM  OSC signal input pin

33

GND

–

GND

34

N.C

–

Not used

35

EOI

O

Main charge-pump output pin

36

TEST0

I

Test pin

37

AM_STIN

I

AM stereo signal input pin

38

SEKOUT

O

SEEK control signal output pin

39

MW_SW

O

MW/SW power supply select pin

40

BEEP

O

Beep sound output pin

41

KEYACK

O

Key acknowledge signal input pin

42

BU_IN

I

Back up power supply detection pin

43

MTLSEL

I/O

METAL control input/output pin
At initial mode: auto/manual selection input of METAL function

“L”: manual

At manual mode: METAL on/off output

“H”: on

At auto mode: input at %ª MTLIN

Pin No.

Pin Name

I/O

Function

µ