Daewoo DSN-300A - 8. TROUBLE SHOOTING CHARTS; 8-1. NO DISPLAY

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18

8. TROUBLE SHOOTING CHARTS

8-1. NO DISPLAY

VIDEO CONNECTOR

CHECK

CH7001A IN/OUT

CHECK

CH9294G XOUT

CHECK

VGA OUT

CHECK

ARM7500

RGB CHECK

CH9294G

VIDCLK CHECK

ROM BOOTING

CHECK

DRAM REPLACE

CHECK

ARM7500

REPLACE

CH7001A

CHECK/REPLACE

CH9294G REPLACE

SOFT UPGRADE

FLASH ROM

REPLACE

DRAM

REPLACE

N.G.

N.G.

N.G.

N.G.

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