10
3.2.3.
No Sound output
or
C166 Voltage Terminal Check
NO
˵
ES
Voltage at 5V
̚
5.5V
˛
D-AMP IC, IC110
Oscillating Signal Check
Power Supply Check
ˠ
111 &
ˠ
112
NO
˵
ES
D-AMP IC, IC110
Ԥ
to GND
oscillation check
Is there oscillating
signal
˛
NO
Yes
D-AMP IC, IC110
CTL Voltage Check
High Voltage
˛
(+3V
˅
D-AMP
ǂ
IC
IC110 Check
Ľ
pin
ǃľ
pin
Voltage Check
IC1000 Mute &
STBY Line
Abnormality
DAC IC, IC109
Output Check
NO
˵
ES
Output OK
˛
D-AMP
ǂ
IC, IC110
DAC Output Check
AUDIO_RST Check
NO
YES
High Voltage ?
˄
+3V
˅
IC1000
AUDIO_RST line
abnormality
X200 oscillating signal
abnormality
AUDIO_RST Check
IC109 VCC
Voltage supply
check
DSP
ǂ
IC,
IC106 Check
NO
˵
ES
BCLK
DATA
ǂ
LRCK
MCLK Check
CLOCK
ǂ
OK
˛
ADC IC, IC103 Check
24.576MHz Oscillating circuit
DSP IC,
ǂ
IC106 abnormal
NO
䌙㪜㪪
Clock generation at IC1008
SD
ǂ
Audio
Is there output
signal ?
Check IC101 for
abnormality
Check IC101 &
iPod connection
IC103
ǂ
VCC
No Sound Output
Содержание MW-20EB
Страница 13: ...13 5 Location of Controls and Components 5 1 Main Unit Key Button Operations ...
Страница 14: ...14 5 2 Remote Control Key Button Operations ...
Страница 16: ...16 6 2 About the internal memory CDs and SDs ...
Страница 17: ...17 6 3 Preparation for power source ...
Страница 18: ...18 6 4 Connecting Recharging an iPod iPhone ...
Страница 19: ...19 6 5 Connection to PC ...
Страница 31: ...31 8 2 Types of Screws 8 3 Main Parts Location Diagram ...
Страница 62: ...62 ...
Страница 82: ...82 ...