Read Sharp XL-1500 (serv.man5) Service Manual online
– 1 –
XL-1500H
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL .......................................................................................................... 2
IMPORTANT SERVICE NOTES (FOR U.K. ONLY) ......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................ 3
NAMES OF PARTS .......................................................................................................................................................... 4
OPERATION MANUAL ..................................................................................................................................................... 6
DISASSEMBLY ................................................................................................................................................................. 8
REMOVING AND REINSTALLING THE MAIN PARTS .................................................................................................. 10
ADJUSTMENT ................................................................................................................................................................ 11
TEST MODE ................................................................................................................................................................... 12
NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................. 19
NAMES OF PARTS .......................................................................................................................................................... 4
OPERATION MANUAL ..................................................................................................................................................... 6
DISASSEMBLY ................................................................................................................................................................. 8
REMOVING AND REINSTALLING THE MAIN PARTS .................................................................................................. 10
ADJUSTMENT ................................................................................................................................................................ 11
TEST MODE ................................................................................................................................................................... 12
NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................. 19
TYPES OF TRANSISTOR AND LED .............................................................................................................................. 19
WAVEFORMS OF CD CIRCUIT ..................................................................................................................................... 20
WAVEFORMS OF CD CIRCUIT ..................................................................................................................................... 20
BLOCK DIAGRAM .......................................................................................................................................................... 21
SCHEMATIC DIAGRAM ................................................................................................................................................. 24
WIRING SIDE OF P.W.BOARD ...................................................................................................................................... 32
TROUBLESHOOTING .................................................................................................................................................... 36
WIRING SIDE OF P.W.BOARD ...................................................................................................................................... 32
TROUBLESHOOTING .................................................................................................................................................... 36
FUNCTION TABLE OF IC .............................................................................................................................................. 42
LCD SEGMENT .............................................................................................................................................................. 44
PARTS GUIDE/EXPLODED VIEW
PACKING METHOD (FOR U.K. ONLY)
SERVICE MANUAL
SHARP CORPORATION
No. S3217XL1500H/
• In the interests of user-safety the set should be restored to its original
condition and only parts identical to those specified should be used.
XL-1500H Compact Audio System consisting of XL-1500H
(main unit) and CP-XL1500H (speaker system).
(main unit) and CP-XL1500H (speaker system).
COMPACT AUDIO SYSTEM
MODEL
XL-1500H
(For Europe)
XL-1500H
– 2 –
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.
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.
Set name
set value
Withstanding Voltage Tester
Test voltage
4,240 VPEAK
3,000 VRMS
3,000 VRMS
Set time
6 secs
Set current(Cutoff current)
4 mA
Unit
Judgment
OK: The “GOOD” lamp lights.
NG: The “NG” lamp lights and the buzzor sounds.
NG: The “NG” lamp lights and the buzzor sounds.
This product is classified as a CLASS 1 LASER PRODUCT.
Precaution to be taken when replacing and servicing the
Laser Pickup.
Laser Pickup.
The AEL (Accessible Emission Level) of Laser Power Output is
less than Class 1 but the laser component is capable of emitting
radiation exceeding the limit for Class1. Therefore it is important
that the following 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
less than Class 1 but the laser component is capable of emitting
radiation exceeding the limit for Class1. Therefore it is important
that the following 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 position, the Laser will light for several
seconds to detect a disc. Do not look into the Pickup Lens.
outer than the lead-in position, 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.
to shipping.
(3) No adjustment to the Laser Power should be attempted
when replacing or servicing the Pickup.
(4) Under no circumstances look directly into the Pickup Lens
at any time.
(5) CAUTION - Use of controls or adjustments, or performance
of procedures other than those specified herein may result
in hazardous radiation exposure.
in hazardous radiation exposure.
SAFETY PRECAUTION FOR SERVICE MANUAL
IMPORTANT SERVICE NOTES (FOR U.K. ONLY)
PROBE
AC
OUT
UNIT
SHORT-CIRCUT
AC POWER
SUPPLY CORD
AC POWER
SUPPLY CORD
WITHSTANDING
VOLTAGE TESTER
Screw
Laser Diode Properties
Material: GaAIAs
Wavelength: 780 nm
Emission Duration: continuous
Laser Output: max. 0.6 mW
Wavelength: 780 nm
Emission Duration: continuous
Laser Output: max. 0.6 mW
VAROITUS! LAITTEEN KÄYTTÄMINEN MUULLA KUIN TÄSSÄ
KÄYTTÖOHJEESSA MAINITULLA TAVALLA SAATTAA
A L T I S T A A K Ä Y T T Ä J Ä N T U R V A L L I S U U S L U O K A N 1
YLITTÄVÄLLE NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE.
KÄYTTÖOHJEESSA MAINITULLA TAVALLA SAATTAA
A L T I S T A A K Ä Y T T Ä J Ä N T U R V A L L I S U U S L U O K A N 1
YLITTÄVÄLLE NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE.
VARNING - OM APPARATEN ANVÄNDS PÅ ANNAT SÄTT ÄN
I D E N N A B R U K S A N V I S N I N G S P E C I F I C E R A S . K A N
A N V Ä N D A R E N U T S Ä T T A S F Ö R O S Y N L I G L A S E R -
S T R Å L N I N G , S O M Ö V E R S K R I D E R G R Ä N S E N F Ö R
L A S E R K L A S S 1 .
I D E N N A B R U K S A N V I S N I N G S P E C I F I C E R A S . K A N
A N V Ä N D A R E N U T S Ä T T A S F Ö R O S Y N L I G L A S E R -
S T R Å L N I N G , S O M Ö V E R S K R I D E R G R Ä N S E N F Ö R
L A S E R K L A S S 1 .
ADVERSEL-SYNLIG OG USYNLIG LASERSTRÅLING VED ÅBNING.
SE IKKE IND I STRÅLEN-HELLER IKKE MED OPTISKE INSTRUMENTER.
SE IKKE IND I STRÅLEN-HELLER IKKE MED OPTISKE INSTRUMENTER.
VARO! AVATTAESSA OLET ALTTIINA NÄKYVÄLLE JA NÄKYMÄTTÖMÄLLE
LASERSÄTEILYLLE ÄLÄ TUIJOTA SÄTEESEEN ÄLÄKÄ KATSO SITÄ
OPTISEN LAITTE EN LÄPI.
VARNING-SYNLIG OCH OSYNLIG LASERSTRÅLNING NÄR DENNA
DEL ÄR ÖPPNAD. STIRRA EJ IN I STRÅLEN OCH BETRAKTA EJ
STRÅLEN GENOM OPTISKT INSTRUMENT.
LASERSÄTEILYLLE ÄLÄ TUIJOTA SÄTEESEEN ÄLÄKÄ KATSO SITÄ
OPTISEN LAITTE EN LÄPI.
VARNING-SYNLIG OCH OSYNLIG LASERSTRÅLNING NÄR DENNA
DEL ÄR ÖPPNAD. STIRRA EJ IN I STRÅLEN OCH BETRAKTA EJ
STRÅLEN GENOM OPTISKT INSTRUMENT.
– 3 –
XL-1500H
SPECIFICATIONS
Specifications for this model are subject to change without
prior notice.
prior notice.
FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER
TO THE OPERATION MANUAL.
TO THE OPERATION MANUAL.
■
General
■
Amplifier
■
CD player
■
Tuner
■
Speaker
Power source
AC 230 V, 50 Hz
Power consump-
tion
tion
Power on: 30 W
Power stand-by: 0.6 W
Dimensions
Width: 226 mm (8-15/16")
Height: 145 mm (5-3/4")
Depth: 292 mm (11-1/2")
Height: 145 mm (5-3/4")
Depth: 292 mm (11-1/2")
Weight
2.8 kg (6.2 lbs.)
Output power
PMPO: 60 W (total)
MPO: 30 W (15 W + 15 W) (DIN 45 324)
RMS: 20 W (10 W + 10 W) (DIN 45 324)
Output terminals
Speakers: 8 ohms
Headphones: 16 - 50 ohms (recommended:
32 ohms)
32 ohms)
CD digital output (optical)
Input terminals
Video/Auxiliary (audio signal): 500 mV/47
kohms
kohms
Type
Compact disc player
Signal readout
Non-contact, 3-beam semiconductor laser
pickup
pickup
D/A converter
1-bit D/A converter
Frequency re-
sponse
sponse
20 - 20,000 Hz
Dynamic range
90 dB (1 kHz)
Frequency range
FM: 87.5 - 108 MHz
AM: 522 - 1,620 kHz
Type
2-way type speaker system
Tweeter
10 cm (4") Woofer
Maximum input
power
power
20 W
Rated input power
10 W
Impedance
8 ohms
Dimensions
Width: 146 mm (5-3/4")
Height: 267 mm (10-9/16")
Depth: 186 mm (7-3/8")
Height: 267 mm (10-9/16")
Depth: 186 mm (7-3/8")
Weight
1.5 kg (3.3 lbs.)/each
For Europe
For U.K.
■
Amplifier
Output power
RMS: 20 W (10 W + 10 W) (10% T.H.D.)
Output terminals
Speakers: 8 ohms
Headphones: 16 - 50 ohms (recommended:
32 ohms)
32 ohms)
CD digital output (optical)
Input terminals
Video/Auxiliary (audio signal): 500 mV/47
kohms
kohms
XL-1500H
– 4 –
NAMES OF PARTS
■
Front panel
1. CD Compartment
2. CD Open/Close Button
3. On/Stand-by Button
4. Function Selector Button
5. Bass/Treble Selector Button
6. Memory/Set Button
7. Clear Button
8. CD Stop, Tuning Down Button
9. CD Track Up or Fast Forward,
2. CD Open/Close Button
3. On/Stand-by Button
4. Function Selector Button
5. Bass/Treble Selector Button
6. Memory/Set Button
7. Clear Button
8. CD Stop, Tuning Down Button
9. CD Track Up or Fast Forward,
Tuner Preset Up Button
10. CD Track Down or Fast Reverse,
Tuner Preset Down Button
11. Volume Up and Down Buttons
12. CD Play or Pause, Tuning Up Button
12. CD Play or Pause, Tuning Up Button
■
Display
1. Timer Play Indicator
2. Sleep Indicator
3. CD Random Play Indicator
4. Memory Indicator
5. RDS Indicator
6. Traffic Programme Indicator
7. Traffic Announcement Indicator
8. FM Stereo Mode Indicator
9. CD Play Indicator
2. Sleep Indicator
3. CD Random Play Indicator
4. Memory Indicator
5. RDS Indicator
6. Traffic Programme Indicator
7. Traffic Announcement Indicator
8. FM Stereo Mode Indicator
9. CD Play Indicator
10. CD Repeat Play Indicator
11. FM Stereo Receiving Indicator
12. Surround Indicator
11. FM Stereo Receiving Indicator
12. Surround Indicator
1
2
3
4
5 6 7 8
10
12
9
11
1
2
3
4
5
6
7
8
9
10
11
12
■
Rear panel
1. CD Digital Output Socket
2. Headphone Socket
3. AM Aerial Terminal
4. Aerial Earth Terminal
5. FM 75 Ohms Aerial Socket
6. Video/Auxiliary (Audio Signal) Input Sockets
7. Speaker Terminals
8. AC Power Input Socket
2. Headphone Socket
3. AM Aerial Terminal
4. Aerial Earth Terminal
5. FM 75 Ohms Aerial Socket
6. Video/Auxiliary (Audio Signal) Input Sockets
7. Speaker Terminals
8. AC Power Input Socket
■
Speaker system
1. Tweeter
2. Woofer
3. Bass Reflex Duct
4. Speaker Terminals
2. Woofer
3. Bass Reflex Duct
4. Speaker Terminals
Speaker grilles are removable:
Placing the speaker system:
There is no distinction between the right and the left speakers.
There is no distinction between the right and the left speakers.
3
2
1
4
5
6
7
8
1
2
4
3
MODEL NO. XL-1500H
COMPACT AUDIO SYSTEM
230 V
230 V
50 Hz 30 W
SERIAL NO.
SHARP CORPORATION
<The bottom of the unit>
Make sure nothing comes into contact with the
speaker diaphragms when you remove the
speaker grilles.
speaker diaphragms when you remove the
speaker grilles.
Left speaker
Right speaker
