Panasonic RX-FT550 Service Manual

ORDER

NO.

MD8905019G2

Service

stereo Radio Cassette Recorder

Manual

Radio

RX-FT550

Color

(K) Black Type

Area

Country

Code

(E)

(EB)

(EG)

Areas Color

Continental Europe

Great Britain

F.R.

Germany &

Cassette

Italy

(K)

RX-FW29L

•

SPECIFICATIONS

General:

Power Requirement:

Power Consumption: Power

Output:

Speaker:

Jacks:

Iriput;

Output; Dimensions: Weight:

MECHANISM

SERIES

AC;

(E)(EG).. 220 V, 50 Hz

(EB)

240 V, 50 Hz

Battery;

9V(SixUM-1

16W(AC 8W(4Wx2)...RMS(max.) 20W(10Wx2)...PMPO 10W(5Wx2)...MPO Woofer;

Tweeter; CERAMIC Speaker

CD/LINEIN; 398 mV, 47 kO HEADPHONES; 556 (W) 3

Batteries)

only)

10 cm PM Dynamic Speaker

(2.70)

X150

kg

without

(H)

batteries

Design and specifications are subject to change

"R20/LR20"

320,03.5

X146

(D)zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA mm

l.5cm

Radio

Sectlon:

Radio Frequency Range:

Intermediate

Sensitivity:

Tape Deck Sectlon:

Frequency Response: Tape Speed: Track System:

Tape Deck Sectlon:

Frequency Response:

Recording System:

Tape Speed:

Track System:

Frequency:

without

notice.

FM;

87.5-108

LW;

148.5-285

MW;

520-1610

5.9-18

SW; FM; 10.7 MHz AM; 459 kHz FM; 2.2zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA

(-3 dB Limit Sens.) LW; 200 MW; 200 SW; 5.6 pV/SOmW

TAPE1

50-12,000

4.8 cm/s

4-track

TAPE

2

50-13,000 AC

bias,

4.8 cm/s 4-track playback

MHz

kHz kHz

MHz

MV/50 mW

MV/m/50mW

MV/m/50

2-channel stereo playback

Magnet

2-channel stereo recording and

Hz

output

mW

output

erase

output

Panasonic

Matsushita

Central P.O. Box 288, Osaka 530-91, Japan

Electric

Industrial

Co.,

Ltd.

X-FT55 0

LOCATION

oeep

OF

CONTROLS

e© QQQ<p

5 3

oiDsR Oöislc

O Headphones

Spea ke rs are connected.

Whe n

using the hea dphones,

a

long

period

which

m ay

Jack

(PHONES)

aut om atically

of

tim e

Injure

and

your

cut off

avoid

ea rs.

(03.5,320)

when

avoid

listening

excessive

O Built-in Microphone (MIC)

O Graphic Equalizer Controls

(GRAPHIC EQUALIZER)

O Volume Control (VOLUME) 0 Function Selector (SELECTOR)

©I

Tape 1 (For Playback)

Direction Button (DIR) Stop/Eject Fast Playback Tape (REV

O CD/LIne Input

©

Editing/FM

(EDITING/FM

Pause Stop/Eject Fast Rewind Playback

Button ( B STOP/EJECT)

Buttons (-^-^ —FAST— )

ButtonzyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA {MP- PLAY)

1

Reverse

Mode

Selector

MODE)

Jacks

([CD]/LINE IN)

Mode

Selector/Beat Proof Switch

MOOeS.P)

TAPE

2 (For Recording and Playback)

Button (zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBAI I PAUSE)

Button ( B STOP/EJECT)

Forward Button (-4-4 FF)

Button (•• REW)

Button {M PLAY)

Record Button (•|RECORD|)

hea dphone s

to

sound

volume

levels,

(398

mV, 47 kO)

for

Whe n

the

ta pe

is

caught

in the etc. Release t he on the

m otor

direction

(D Band Selector (BAND) (D Tuning Control

®

Speakers (Tweeter) (1.5 cm)

<E) Speakers (Woofer) (10 cm, 2.70) (O Tape 2 Cassette Compartment (D FM Stereo Indicator (FM STEREO) <D Tape <D XBS Level Control (XBS LEVEL) <D Handle

(E) Telescopic Antenna

® ®

1

Cassette Compartment

AC Socket (AC IN~) Battery Compartment

of the

ta pe

by

with

the

arrow.

(TUNING)

pinch

turning

screwdriver

the

in the

roller,

pulley

-

2 -

DISASSEMBLY INSTRUCTIONS

RX-FT550

Ref. No.

1

Removal of the Front Cabinet

Procedure

1

Baftery Cover

1.

Remove the battery cover.

2.

Remove 8 screws

(0~©)-

© |

Stop/Eject Button

Ref. No.

2

Removal of the XBS P.C .B.

Procedure

1^2

1.

Release 2 claws in the direction

2.

Remove the connector (CP9).

Ref. No.

3

Removal of the Dial Chassis

Procedure

1^2^3

I M 1 I Mai \

of

arrow.

Dial Chassis

/

3. Remove the XBS level knob.

\. Press

XBS Level Knob

CP7

I M I I MIl I I I

5. Remove the connector (CP7).

Ref. No.

5

Removal of the Graphic Equalizer

P.C.B.

Procedure

1^2^5

•Remove the graphic equalizer P.C.B. direction

of

in the

arrow.

Graphic Equalizer P.C.B.

2

stop/eject button and open

the cassette holder.

ca

•Remove 2 screws

Ref. No.

4

Procedure

1->2^3^4

1.

Remove 3 screws

(O.zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA O)-

Removal of the Mechanism

O

(0~©)-

CP2

CP3

-3

2.

Remove 3 connector (CP2, CP3, CP4).

-

RX-FT550

Ref. No.

6

Removal of the Record Lever

Procedure

•Remove the screw (O)-

Ref. No.

8

Removal of the Tuning Gear

Procedure

Record Lever

Ref. No.

7

Removal of the Main P.C.B.

Procedure

5^7

Iciaw

-r-i> I I • ' / •

1.

Remove 2 connector

2.

Release 4 claws In the direction of arrows and remove the

selector knobs.

(CP1,

CP6).

3. Remove 9 screws(0~©)-

•Remove the screw (O)-

Ref. No.

9

1.

Remove the connector (CP1).

2.

Remove2screws(0.

Ref. No.

11

Removal of the Tuner P.C.B.

©)•

Removal of the Power P.C.B.

Procedure

1-^11

I I I I I II I I

Tuning Gear

Ref. No.

10

Procedure

6-^8^9-^10

1.

Remove the screw (O)-

Removal of the Antenna P.C.B.

j j 1 5 W W L=Q. L ^ ' ->

CP6

Claw

1.

2.

Release the claw in the direction of arrow.

\

I

- 4 -

2.

Release 2 claws.

Antenna P.C.B.

claw

RX-FT550

Ref. No.

12

Procedure

1^12

• Remove 8 screws

Ref. No.

14

Removal of the Speaker

{O~0)-

Removal of the Mechanism

P.C.B.

Ref. No.

13

Removal of the Cassette Holder

Procedure

1^13

Rib Rib

• Re lease 4 ribs in the direction of arrows.

Ref. No.

15

Removal of the Battery

Procedure

1^15

P.C.B.

1.

Remove the solder.

2.

Remove the connector (CP5).

3. Remove the screw (O)-

Ref. No.

16

Removal of the Battery Spring

Mechanism

P.C.B.

Procedure

16

Claw

Battery Spring

1.

Remove the battery cover.

2.

Release the claw and remove the battery spring in the direction of

arrow.

Ref. No.

18

Removal of the Pointer

Procedure

1^2^3^18

1.

Release the claw in the direction of arrow ®.

2.

Remove the battery

Ref. No.

17

Procedure

^2^5^

1

17

P.C.B.

in the direction of arrow @.

Removal of the Graphic Equalizer Holder

Claw Graphic Equalizer Holder

Graphic Equalizer

Claw

• Release 4 screws.

Ref. No.

19

Removal of the Tuning Knob

Procedure

1^2^3^18^

19

Screwdriver

P.C.B.

Tuning Knob

•Release 2 claws in the direction of arrows ® and then remove the pointer in the direction of arrow @.

1.

Release the spring in the direction of arrows ®, ®.

2.

Remove the tuning knob in the direction of arrow @

- 5 -

RX-FT550

Notes When Assembling

• HOW TO MOUNT THE MAIN

Switch /

P.C.B.

I

Headphones Jack V

1.

Insert the headphones jack into the hole in the rear cabinet.

2.

Insert the boss of the switch in the selector control.

• HOW TO MOUNT THE GRAPHIC EQUALIZER P.C.B.

Groeve

HOW TO MOUNT THE GRAPHIC EQUALIZER HOLDER

5 Graphic Equalizer Holder

Graphic Equalizer

P.C.B.

HOW TO REPLACE THE TWEETERS

•Remove these 4 welded points with a cutter of similar tooi. After replacing the tweetors, weid after mounting.

• HOW TO ATTACH THE STOPPER SPRING

, 4, S topper Spring

Secure the connector

to the sockel.

• Reinstall it by sliding it in the direction of the arrow.

• HOW TO MOUNT THE TUNER

Band Knob

Band Switch

•Insert the boss of the switch in the selector control.

P.C.B.

• HOW TO MOUNT THE CASSETTE HOLDER

Rgure seen from the rear skjeol the front Cabinet.

Groove

•Securely fix the stopper spring in the groove.

HOW TO MOUNT THE DIAL CHASSIS

/" Dnë ^\

EU

Pointer

1.

Align the pointer as shown in the figure above.

,1, ,1, ,1,

,1,',

Tuning Gear

2.

Mount the Mechanism.

3. Fully turn the tuning gear in the direction of the arrow.

f Dial Chassis

Spring

- 6 -

4.

Attach the dial chassis.

I M I D4 I I I II ^