Panasonic sl s 450 service manual

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vice Manual

Portable CD Player
clJMpAc'r a.
@IJSIE MASH

SL-S450

>'< MASH is a trademark of MT

Colour (A). .t Blue Type
(H)... Gray Type
(S) . .. Silver Type

Area
SG ...... Tourist
Traverse Deck: RAEO142Z Mechanism Series
Specifications
Audio Panasonic Alkaline dry cell batteries :(LRB, 2pcs.) : Approx 20h I 13h

No. of channels: 2 channels (left and right, stereo)

Output voltage: 0.6 W50 kohm) diameter 3.5 stereo mini jack
Frequency response: 20~20,00D Hz (:05 dB, -1.5 dB)

SIN: more than 96 dB

Wow and tlutter: Below measurable limit

DA converter: 1 bit, MASH»?

Headphone output level: max. 9 mW+9 mW/16 ohm (variable)
stereo mini jack diameter 3.5

Digital filter: 8 times over sampling

Signal Format

Correction system: Technics New
Super Decoding Algorithm

Pickup

Type: One beam

Light source: Semiconductor laser

Wavelength: 780 nm

Lens: Glass pressed lens
Playing time

(When used in hold mode, at 25 degree temperature
and on flat and stable suriace.)
Batteries used: X-DSSP OFF/0N

Rechargeable batteries (When rechargeable 3 hours.) : Approx. 10,5h I 6.5h
Panasonic Alkaline dry cell batteries :(Lae, 4pcs.) : Approx. 45h / 30h
Rechargeable batteries (When rechargeable 3 hours.) 4» Panasonic

Alkaline dry cell batteries (LEG, 2pcs.) : Approx. aort / 20b
The play time may be less depending on the operating conditions.

General
Operation temperature range: 0~40 degree
Rechargeable temperature range: 5~4U degree
Power supply: DC 45 V
Power consumptiomX-DSSP OFF/0N)
AC adaptor: 2,8W/32W
Battery (Dc 3V): oaswm.4w
When recharging: 59W
Dimensions : t28(Wide)/25.7(High)l142(Depth)mm
Weight: 230 g without batteries

275 g with batteries

*These specifications were measured in the X-DSSP OFF mode.
Note: Specifications are subject to change without notice.
Weight and dimensions are approximate.

This service information is designed for ex
does not contain warnings or cautions ti
Products powered by electricity should .

service or repair the product or products
Panasonic

A WARNING
erienced repair technicians only and is not designed for use by the general public. it

Panasonic/Technics i

lial dangers in attempting to service a product.
ced professional technICIans. Any attempt to
gane else could result in serious injury or death.

© 1997 Matsushita Electric Industrial Co., Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.

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SL-S450

ICOntents '
Page

Precaution of Laser Diode ............................................................... 2
Accessories
Location of Controls
Power Supply Preparations
Sequential Play (Baslc Play)...
Accidental Operation Prevention Functio
Other Play Methods ..........................
Extra Digital Sound Shock Protector .
Using the Remote Controller ...........
cautions ..
Troubleshoot ng Guide ...........................
Handling Precautions for Traverse Dec
Operation checks and Main

Component Replacement Procedures
Outline of 10-Second Sound Keeper Technique

Used for Prevention of sound from Skipping. ..................... 13

2
3
4
4
4
5
5
6
6
6
7

~13

I Precaution of Laser Diode

Page

Checking the Operation Problems on
the Traverse Deck (Optical Pickup)
Automatic Adjustment Results
Display Function (Self-check Funct' n)
Mesurements and Adjustment
Block Diagram.
Schematic Diagram
Printed Circuit Board and
Wiring Connection Dlagram
Terminal Function of lC's .
Replacement Parts List (Electrical
Resistors and Capacitors ...............
Replacement Parts List
(Cabinet, Packing, Accessories)
Cablnet Parts Location ...............
Packaging

CAUTION: This unit utilizes a class 1 laser. Invisible laser radiation is emitted from the optical pickup lens when the unit is turned

on :
. Do not look directly into the pickup lens.

. Do not disassemble the optical pickup unit.

mm-DODN-A

radiation exposure.

I Accessories

0 AC adaptor ............................................................................. 1 pc.
(REFAAtOSZ-S)

0 Stereo earphones .................................................................. 1 pc.
(RFEV316P-K1 S)

I Wired remote controller .......................................................... 1 pc.
(RFEVOOSPCKM)

- Plug adaptor .1 pc.

(SJ P521 3-2)

. Do not use optical instruments to look at the pickup lens.
. Do not adjust the preset variable resistor on the optical pickup.

. If the optical pickup is replaced, use the manufactures specified replacement pickup only.
. Use of control or adjustments or performance of procedures other than those specified herin may result in hazardous

0 Soft case ................................................................................ 1 pc.
(RFCOO41-K)

0 Battery case ........................................................................... 1 pc.
(RFA0627-K4)

0 Rechargeable battery Ass'y .................................................. 1 pc.
(HFKFP3GAVT2S)

0 Battery carrying case .............................................................. 1 pc.

(RFKNLSS70-K)