(1) No response of Display Boot signal.
TROUBLESHOOTING(MPEG)
1. BOOTING ERROR
53
YES
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
A
Power on?
Is Reset IC working?
Modify Power status.
Check Reset Circuit.
Check 27Mhz Crystal and
other peripheral circuit.
Oscillating 27Mhz clock?
Flash Cs output status?
Check CPU power.
(STi5518 Pin27-High)
Check ROM Booting Mode.
Check Wait Signal.
(STi5518 Pin131-Low)
Eliminate the problems.
Replacing STI5518.
BUS Interface port Check short/open
satus.(Resistor, Flash ROM, SDRAM,
Bufffer)
Check all BUS and control signal.
Check MEMCLK
(SDRAM PIN38-121MHz)
Persecute Short or Open
Flash ROM Check-Power OK?
Programmed?
Eliminate problems related with power.
Programming
Replacing Flash ROM
Replacing Sti5518
Start
Содержание DSI-9100
Страница 5: ...4 SCHEMATIC DIAGRAM ...
Страница 6: ...5 SCHEMATIC DIAGRAM ...
Страница 7: ...6 SCHEMATIC DIAGRAM ...
Страница 8: ...7 SCHEMATIC DIAGRAM ...
Страница 9: ...8 SCHEMATIC DIAGRAM MPEG STI5518 ...
Страница 10: ...9 SCHEMATIC DIAGRAM MPEG CIMAX ...
Страница 11: ...10 SCHEMATIC DIAGRAM MPEG MEMORY 27M ...
Страница 12: ...11 SCHEMATIC DIAGRAM MPEG VIDEO ...
Страница 13: ...12 SCHEMATIC DIAGRAM MPEG AUDIO ...
Страница 14: ...13 SCHEMATIC DIAGRAM MPEG POWER RS 232 VCR CON ...
Страница 15: ...1 Block Diagram 14 CIRCUIT INFORMATION MPEG ...
Страница 24: ...23 CIRCUIT INFORMATION MPEG EMI Interface Timing ...
Страница 59: ...58 PCB CIRCUIT BOARD 1 MAIN PCB Circuit Board ...
Страница 60: ...59 PCB CIRCUIT BOARD 2 MPEG PCB Circuit Board ...
Страница 61: ...60 INSTRUMENT DISASSEMBLY 1 PACKING ASS Y ...
Страница 62: ...61 INSTRUMENT DISASSEMBLY 2 FRONT PANEL ASSEMBLY 1 7H32D ...
Страница 63: ...62 INSTRUMENT DISASSEMBLY 2 4J32D ...
Страница 64: ...63 INSTRUMENT DISASSEMBLY 3 SET TOTAL DISASSEMBLY ...
Страница 76: ...686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA DAEWOO ELECTRONICS Corp ...