Sharp xl hp 535 e service manual

Page 1

XL-HP535E/HP535H

SHARP SERVICE MANUAL

Illustration XL-HP535H

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(XL-HP535H ONLY)

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CONTENTS

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CHAPTER 1. GENERAL DESCRIPTION

ONLY) ........................
[3] SPECIFICATIONS .....

CHAPTER 2. ADJUSTMENTS
[1] ADJUSTMENT...
[2] TEST MODE .....

MAIN PARTS ..........
[2] DISASSEMBLY ......

CHAPTER 4. DIAG RAMS

[1] SAFETY PRECAUTION FOR SERVICE
MANUAL ........................................................ 1-1
[2] IMPORTANT SERVICE NOTES (FOR U.K.

[4] NAMES OF PARTS .......................................

[3] Standard Specification of Stereo System
Error Message Display Contents ...................

CHAPTER 3. MECHANICAL DESCRIPTION
[1] REMOVING AND REINSTALLING THE

[1] BLOCK DIAGRAM ......................................... 4-1

N0. XXXXXXXXXXXXX

MICRO COMPONENT SYSTEM

MODEL XL-HP535E

XL-HP535E Micro Component System consisting of XL-
HP535E (main unit) and CP-HP535E (speaker system).

MODEL XL-HP535H

XL-HP535H Micro Component System consisting of XL-
HP535H (main unit) and CP-HP535H (speaker system).

- In the interests of user»safety the set should be restored to its origi-
nal condition and only parts identical to those specified be used.

- Note for users in U.K.
Recording and playback of any material may require consent which
SHARP is unable to give. Please refer particularly to the provisions
of Copyright Act 1956, the Dramatic and Musical Performers Pro-
tection Act 1956, the Performers Protection Acts 1963 and 1972
and to any subsequent statutory enactments and orders.

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CHAPTER 5. CIRCUIT DESCRIPTION
[1] WAVEFORMS OF CD CIRCUIT
[2] VOLTAGE ...................................

..5-2

CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS
LAYOUT

[1] NOTES ON SCHEMATIC DIAGRAM...
[2] TYPES OF TRANSISTOR AND LED...
[3] WIRING SIDE OF P.W.BOARD/SCHE-

MATIC DIAGRAM ......................................... 6-2
CHAPTER 7. FLOWCHART
[1] TROUBLESHOOTING .................................. 7-1
CHAPTER 8. OTHERS
[1] FUNCTION TABLE OF IC.. ...... 8-1
[2] FL DISPLAY ......................... ...8-15
[3] WIRING OF PRIMARILY SUPPLY LEADS
(FOR U.K. ONLY) ........................................ 8-16

Parts Guide

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This document has been published to be used

SHARP CORPORATION for after sales service only.

The contents are subject to change without notice.

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XL-HP535H/HP535E
CHAPTER 1. GENERAL DESCRIPTION

[1] SAFETY PRECAUTION FOR SERVICE MANUAL

Precaution to be taken when replacing and servicing the Laser Pickup.

The AEL (Accessible Emission Level) of Laser Power Output for this model is specified to be lower than Class 1 Requirements. However, the follow-
ing precautions must be observed during servicing to protect your eyes against exposure to the Laser beam.

1) When the cabinet has been removed, the power is turned on without a compact disc, and the Pickup is on a position outer than the lead-in posi-
tion, the Laser will light for several seconds to detect a disc. Do not look into the Pickup Lens.

2 The Laser Power Output of the Pickup inside the unit and replacement service parts have already been adjusted prior to shipping.

4

5 CAUTION - Use of controls or adjustments, or performance of procedures other than those specified herein may result in hazardous radiation
exposure.

)
3) No adjustment to the Laser Power should be attempted when replacing or servicing the Pickup.
) Under no circumstances look directly into the Pickup Lens at any time.

)

[2] IMPORTANT SERVICE NOTES (FOR U.K.
ONLY)

Before returning the unit to the customer after completion of a repair or
adjustment it is necessary for the following withstand voltage test to be
applied to ensure the unit is safe for the customer to use.

Setting of Withstanding Voltage Tester and set.
WITHSTANDING

Set name l set value VOLTAGE TESTER PROBE
Withstanding Voltage Tester C 9-: _ _,
Test voltage 4,240 VPEAK :67 OUT

3 000 VRMS
' e-Cj:>- UNIT
6 secs

Set time

S t t C t ff 1 4 A

Uefurren ( ° we" > m SHORT-CIRCUIT CONNECT THE PROBE
' AC POWER TO GND OF CHASSIS

Judgment SUPPLY CORD SCREW

OK: The GOOD" lamp lights.
NG: The NG lamp lights and the buzzer sounds.