Touble Shooting charts
3-3
No Picture
No Picture / Sound and FTD
display OK
Check Video
output from
IC7101
Put the Mains switch to ON
and play a DVD disc
1.
Check RGB data lines connection
from processor IC 7101 to Video
Buffer
2.
Check / Replace processor IC 7101
N
O
YES
1.
Check +5VAV to the Video buffer
circuitry
2.
Check / Replace the components in the
Video buffer circuitry.
No Color
Picture No Color on RGB
and CBVS, Sound and
FTD display OK
Check 27 MHz
crystal freq
within 27MHz –
30ppm.
Put the Mains switch to ON
and play a DVD disc
1.
Check / Replace crystal 1152
NO
YES
1.
Check / Replace IC7101
Summary of Contents for DVD737
Page 27: ...COMPONENT CHIP LAYOUT MAPPING INFORMATION 7 5 7 5 ...
Page 32: ...7 10 7 10 TOP VIEW COMPONENT CHIP LAYOUT PART C PART C ...
Page 33: ...7 11 7 11 TOP VIEW COMPONENT CHIP LAYOUT PART D 3139 243 3088 pt3 dd wk0325 PART D ...
Page 37: ...8 1 MAIN ENCASING EXPLODED VIEW 101 ...
Page 39: ...9 1 DOCUMENT HISTORY Version 1 0 Initial release ...