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HYUNDAI Electronics Service Support Team RUS
Service Manual
H-MS1107
rev. 1.01
Include:
2006-09-29

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SERVICE MANUAL
DVD PLAYER
(For Sunplus)
Page 1

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Contents
Front cover ..............................................................................01-01
Contents.................................................................................. 02-02
Block diagrams for the DVD player ...................................... 03-08
Major functions of the IC of the DVD player ........................ 15-15
Maintenance procedures for the DVD player ........................ 16-23
Page 2

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Block diagram for the operating principle of the DVD decoding board
Interface of the laser
head
RF preamplification
circuit
+3.3V, +5V and ±12V stabilized power
supplies provided by the power board
Focusing coil
Trace searching
coil
Digital servo processor
Control decoding single-chip
microcomputer
SPHE8200A control.
Disc tray ingress and
egress controller
Q12,Q13,Q24,Q25
Feeding motor
Disc tray motor
drive
Focusing, trace searching and feeding servo
drivers
CD5954
VF digital-analog converter
N/P system encoder
Audio D/A converter
Video output
Principal axis
motor
Audio output CS4360
Page 3

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Block diagram for the power supply part of the DVD player
~220V
Power switch control
Switch tube 5L0380
Switch transformer
Switch tube control.
Filter by the filter capacitor after
diode rectification.
3.3V
5V
12V
-12V
Faceplate power
supply
Page 4