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SERVICE MANUAL
PL-D2000
AV Digital Home Theater System
NOTES
PC boards shown are viewed from parts side.
The parts with no reference number or no parts number in the
exploded views are not supplied.
As regards the resistors and capacitors, refer to the circuit diagrams
contained in this manual.
£ Parts marked with this sign are safety critical components. They £
must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.
Parts of [ ] mark can be used only with the version designated.
Effective : April, 2002 S-0057A
1 SAFETY INFORMATION
CONTENTS This product has been designed and manufactured according to
FDA regulations "title 21, CFR, chapter 1, subchapter J, based on
1 SAFETY INFORMATION 2 the Radiation Control for Health and Safety Act of 1968", and is
classified as a class 1 laser product. There is no hazardous
2 SPECIFICATIONS 3 invisible laser radiation during operation because invisible laser
radiation emitted inside of this product is completely confined in
the protective housings.
3 ADJUSTMENT AND CHECKS 5
The label required in this regulation is shown 1.
4 EXPLODED VIEWS AND PARTS LIST 8 OCAUTION
USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF
5 PC BOARDS AND PARTS LIST 15 PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY
RESULT IN HAZARDOUS RADIATION EXPOSURE.
6 BLOCK DIAGRAM 23
7 WIRING DIAGRAM 24 1 For U.S.A.
Optical pickup:
Type : HOP-1000
Manufacturer : Hitachi Media Electronics Co., Ltd.
Laser output : Less than 0.5 mW on the objective lens
Wavelength : 770 - 810 nm (CD), 635 - 665 nm (DVD)
2
2 SPECIFICATIONS
DVD Player Speakers
Pickup: Semiconductor laser, Wavelength 650 nm Active Subwoofer:
Signal system: NTSC / PAL Power: 50 W (4ohms at 80 Hz, THD 10%)
Video signal horizontal resolution: More than 480 lines (DVD) Speaker system: Bass reflex
Video signal-to-noise ratio: More than 60 dB (DVD) Speaker unit: 8 inches, dia. cone type
Audio frequency response (at 2 CH stereo mode): Rated impedance: 4 ohms
DVD (PCM): 2 Hz ~ 22 kHz (+/- 1.0 dB) Dimensions: W160 x H333 x D222 mm
CD: 2 Hz ~ 20 kHz (+/- 1.0 dB) Weight: 5.0 kg
Audio signal-to-noise ratio: More than 80 dB Front / Center / Rear speakers:
Total harmonic distortion: Less than 0.01% Power: 20 W maximum
Dynamic range: Speaker system: Bass reflex
DVD (PCM): More than 85 dB (2kHz, -60 dBFS) Speaker unit: 2 7/8 inches, dia. cone type
CD: More than 85 dB Rated impedance: 4 ohms
Dimensions: W99 x H105 x D100 mm
FM Tuner Weight: 0.8 kg
System: PLL quartz-locked digital synthesizer system
Tuning range:
87.50 ~ 108.00 MHz (50 kHz step-European Model) General
87.50 ~ 108.00 MHz (100 kHz step-General Export Model) Power requirements:
Antenna: FM pigtail antenna 120V AC, 60 Hz (General Export Model)
Antenna terminals: 75 ohms, unbalanced 230 V AC, 50 Hz (European Model)
Intermediate frequency: 10.7 MHz 240 V AC, 50 Hz (Australian Model)
Power consumption: 250 W
AM Tuner Dimensions: W417 x H68 x D355 mm
System: PLL quartz-locked digital synthesizer system Weight: 8.5 kg
Tuning range: Operating temperature: 5 °C ~ 40 °C
522 ~ 1620 kHz (9 kHz interval) (European Model) Operating humidity: 5% ~ 90%
530 ~ 1710 kHz (10 kHz interval) (General Export Model) Storage temperature: -20 °C ~ 55 °C
Antenna: AM Loop antenna Supplied accessories:
AM loop antenna x 1
Video outputs FM antenna x 1
CVBS Video: 1 Vp-p 75 ohms Speaker cable (5m x 3, 10 m x 2)
S-video: Y: 1 Vp-p 75 ohms RCA cable (for Subwoofer) x 1
C: PAL 0.3 Vp-p 75 ohms / NTSC 0.286 Vp-p 75 ohms Stickers to protect speakers x 1
Remote control unit x 1
Audio line outputs Batteries (AA, R6, SUM-3) x 2
Audio L/R: 2 Vrms, 1 kilohms
Subwoofer: 5 Vrms maximum (adjustable), 1 kilohms
· Design and specifications are subject to change without notice.
Audio power outputs · Weight and dimensions are approximate.
Stereo mode: 20 W + 20 W (4 ohms at 1 kHz, THD 10%)
Surround mode:
Front: 20 W + 20 W (4 ohms at 1 kHz, THD 10%)
Center: 20 W (4 ohms at 1 kHz, THD 10%)
Rear: 20 W + 20 W (4 ohms at 1 kHz, THD 10%)
· Phones: Accepts low- and high-impedance headphones
3
4
3 ADJUSTMENTS AND CHECKS
ALIGNMENT INSTRUCTIONS
EQUIPMENT NEEDED:
AM Signal Generator
FM Signal Generator
Oscilloscope
VTVM(AC, DC)
Test loop antenna (AW Adjustment)
Dummy antenna (FM Adjustment)
Stereo signal modulator
Frequency counter
Distortion analyser
IMPORTANT
1. Check power-source voltage.
2. Set the function switch to band aligned.
3. Keep the signal input as low as possible to adjust accurately.
4. Modulation and modulation frequency.
Item
Modulation Modulation frequency
Band
AM 30% 400Hz
FM 30%(22.5kHz Dev.) 1kHz
ADJUSTMENT POINT
5
1. FM, AM TRACKING VOLTAGE ADJUSTMENTS
(FM, AM) DC VOLTMETER ........................... CONNECT TO TEST POINT R109 and GND
R109
GND
NO. Band Frequency Adjust for Adjustment
87.50MHz [EUR,US]
1 FM 1.5V
76.00MHz [J]
108.00MHz [EUR,US]
2 FM 8.4V
90.00MHz [J]
522kHz [EUR,J]
3 AM 1.5V T101
530kHz [US]
1620kHz [EUR,J]
4 AM 8.3V TC102
1710kHz [US]
2. AM RF ADJUSTMENT
Signal Generator ........................ Connects to the AM ANT. Coil through the loop antenna.
Adjust for the indication of VTVM of the wave form of scope to be maximum.
BAND Step Frequency Adjust for Adjustment
1 612kHz [EUR,J] Maximum sensitivity L101
610kHz [US]
2 1404kHz [EUR,J] Maximum sensitivity TC103
AM
1400kHz [US]
3 Repeat steps 1 and 2 several times.
6
3. FM MONO DISTORTION ADJUSTMENT
AC VOLT METER ........................Connect to the output.
Signal Generator........................Connect to FM ANT Jack (FM IN) through the dummy.
Distortion Meter .........................Connect to the output.
AC
NO. Frequency Adjust for Adjustment
98.10MHz [EUR,US] Minimum T.H.D
1 FE001
82.00MHz [J] (<1%)
4. FM/AM AUTO STOP LEVEL CHECK
FM SIGNAL GENERATOR ........................Connect to FM ANT Jack (FM IN) through the dummy
AM SIGNAL GENERATOR.........................Connect to AM ANT, Coil through the Loop antenna
BAND STEP SIGNAL GENERATOR Check Result
90.10MHz [EUR,US]
1 TUNED 32dB OK/NG
78.00MHz [J]
FM
106.10MHz [EUR,US]
2 TUNED 32dB OK/NG
88.00MHz [J]
612kHz [EUR,J]
1 TUNED 84dB OK/NG
610kHz [US]
AM
1404kHz [EUR,J]
2 TUNED 84dB OK/NG
1400kHz [US]
7
4 EXPLODED VIEWS AND PARTS LIST
EXPLODED VIEW-1
8
EXPLODED VIEW-1
£
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EXPLODED VIEW-1
£
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INCLUDED ACCESSORIES
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EXPLODED VIEW-2
11
EXPLODED VIEW-2
£
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EXPLODED VIEW-3
13
EXPLODED VIEW-3
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5 PC BOARDS AND PARTS LIST
MAIN PCB (SIDE A)
15
MAIN PCB (SIDE B)
16
KEY PCB
REGIONAL JW281 JW282 JW283
1 1 1 1
2 1 1 0
3 1 0 1
4 1 0 0
5 0 1 1
6 0 1 0
JUMPER WIRE SETUP:
1=INSTALL, 0=NOT INSTALL
TUNER PCB POWER PCB
17
MPEG PCB (SIDE A)
MPEG PCB (SIDE B)
18
SCART PCB (SIDE A)
SCART PCB (SIDE B)
19
MAIN PCB ASSY MAIN PCB ASSY
£
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£ KEY PCB ASSY (GATHER)
£
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20
TUNER PCB ASSY POWER PCB ASSY
£
£
£
£
MPEG PCB ASSY
POWER PCB ASSY
£
£
£
£
21
PRO LOGIC+SCART PCB ASSY AMP PCB ASSY [SUB WOOFER]
£
£
£
JACK SWITCH PCB ASSY [SUB WOOFER]
£
LED+SW PCB ASSY (GATHER) [SUB WOOFER] £
£
£
£
£ £
£ £
£
22
DISPLAY
KEY
DIGITAL OUT
POWER SUPPLY
FR
VIDEO OUT
MEMORY
VIDEO D/A
SDRAM
FL
AC-3/DTS DECODE CS4954
MPEG DECODE
CPU SWITCH
OPTICAL
FR FR FR
FL FL FL DIGITAL OUT
COAXIAL
C LOW FILTER C HI FILTER C
SR SR SR
ESS4408 AUDIO D/A VIDEO OUT
SL SL SL CVBS
LODER
SUB
Y(R)
CS4340
SUB SUB
OP U(G)
V(B)
CONTROL
23
POWER AMPS
SWITCH OP
A-FR FR FR FR
FR
SWITCH
AUX1-R A-FL FL FL FL
FL
AUX1 AUX1-L A-R PROLOGIC VOLUME
AUX2-R DECODE A-C C C C
C
AUX2 AUX2-L
A-S SR TRIM SR SR
SR
CONTROLS
A-L LV1035 SL SL SL
SL
6 BLOCK DIAGRAM
FM TU-R
TUNER M62446
TU-L SUB SUB SUB WOOFER
AM LINE OUT
EARPHONES
POWER AMPS
LOW FILTER
EARPHONES
R
LINE OUT
MIC L
KARAOKE
PT2399
7 WIRING DIAGRAM
PHONE PCB
24