Read Harman Kardon HD 990 (serv.man7) Service Manual online
harman/kardon
Service Manual
HD 990/230
CD Player
CONTENTS
SEMICONDUCTOR PINOUTS
12
PCB
DRAWINGS
30
VERSION HISTORY
34
S
BASIC
SPECIFICATIONS
2
TROUBLESHOOTING GUIDE
3
PACKAGE LIST AND PARTS
4
EXPLODED
VIEW
5
PARTS
LIST
6
CHEMATIC DIAGRAMS
35-46
Released
EU2009
Harman
International Rev
0,
09/2009
8500
Balboa
Boulevard
Northridge,
California
91329
harman/kardon
HD 990/230 Service Manual
Page 1 of 46
Signal Format
Sampling Frequency
32 kHz to 96 kHz
D/A Conversion
Multi-Level Delta-Sigma, Dual DAC configuration.
Oversampling
24 Bits/384 kHz Asynchronous Sample Rate Convertor
Discrete Analog Output Section
Error Correction
CIRC System
Frequency Response
20 Hz – 20 kHz +0/-0.5dB
Total Harmonic Distortion (THD)
<0.0006% @1kHz
Dynamic Range
> 120 dB
Signal-to-Noise Ratio
116 dB
Channel Separation
> 115 dB
Line-Output Level
2.0 Vrms (Unbalanced)
4.0 Vrms (Balanced)
4.0 Vrms (Balanced)
General
Power Requirement
100-240 V 50/60 Hz
Power Consumption
<20 Watts (On)
<2 Watts (Standby)
<2 Watts (Standby)
Dimensions
Height
63mm
Width
440mm
Depth
332mm
Weight
3.8 kg
Depth measurement includes knobs, buttons and connection jacks.
Height measurement includes feet and chassis.
All features and specifications are subject to change without notice.
Height measurement includes feet and chassis.
All features and specifications are subject to change without notice.
Harman Kardon is a registered trademark
Technical Specifications
250 Crossways Park Drive, Woodbury, New York 11797
www.harmankardon.com
Harman Consumer Group International:
2, route de Tours, 72500 Château-du-Loir, France
© 2008 Harman Kardon, Incorporated
Part 01.00.YS.SM1.E1799
www.harmankardon.com
Harman Consumer Group International:
2, route de Tours, 72500 Château-du-Loir, France
© 2008 Harman Kardon, Incorporated
Part 01.00.YS.SM1.E1799
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harman/kardon
HD 990/230 Service Manual
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Troubleshooting Guide
ENGLISH
TROUBLE SHOOTING GUIDE
SYMPTOM
No lights on Front Panel
Remote does not appear
to operate
to operate
Front panel lights, but CD
does not play
does not play
Play indicator lights, but
no sound is heard
no sound is heard
Sound skips or stutters
during play
during play
Sound is continually distorted
ERROR
lights up continuously
in the display
CAUSE
• No AC power
• Power Switch turned off
• Weak batteries
• Blocked sensor
• Weak batteries
• Blocked sensor
• Disc upside down
• Poor connections
• Wrong source connected
• Disc may be damaged
• Surface vibrations
• Surface vibrations
• Incorrect input
• Various
SOLUTION
• Make certain AC power cord is plugged into
a live outlet.
• Turn on Power Switch.
• Install fresh batteries, observing polarity indications.
• Remove obstructions from the front panel sensor or connect a
• Install fresh batteries, observing polarity indications.
• Remove obstructions from the front panel sensor or connect a
remote sensor to the
Remote In
jack on the rear panel.
• Reload disc with label side facing up.
• Make certain connections are secure and made
to the correct (e.g.,
CD
) input.
• Select CD source on receiver or preamp.
• Try another disc.
• Isolate the unit from vibration by placing it on a
• Isolate the unit from vibration by placing it on a
firm surface or move it further away from speakers.
• Make certain that the analog
Audio Outputs
1
of the
CD player are connected to a line level audio input, NOT to a
digital audio or phono input.
digital audio or phono input.
• Turn the unit off and on again. If the problem persists, turn the AC
power to the CD player off and on.
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harman/kardon
HD 990/230 Service Manual
Page 3 of 46
5
4
12
6
1
1
2
11
10
9
13
14
15
16
17
18
19
17
20
3
7
8
harman/kardon
HD 990/230 Service Manual
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