3-24
3-25
3. SYSTEM CIRCUIT DIAGRAM
Optical/coaxial out
CVBS
Y/C(S-Video)
Y/Pb/Pr(Component Video)
System CLK
frequency is defined
EEPROM(2K)
Not used
1.8V Regulator
CPLD IC
Initial Function
Tray open/close
Tray open/close
P/up will not move
Logo Picture will not display
Flash ROM
MPEG IC
Level shift
Initial Function will
be abnormal
Audio Analog to Digital convertor
Mic Audio will not output
Digitron Display will
be abnormal
Main Reset from
Front
µ
-com
Not used
Video buffer
Logo Picture will not display
1. Initial Function
2. VIDEO output
3. Audio output
Logo Picture
will not display
Logo Picture will
not display
Data in setup Menu
X-TAL(13.5MHz)
Initial Function is abnormal
SDRM
Video Signal output
current Register
R10723A
'02. 12. 20