Problems Checking
Points
Checking
components
13) Hot-Plug Signal
14) TDMS Output swing amplitude
control resistor
LB3906, R3902, R3903, Q3901,
D3901
R3901
15) Host Interface External Input
Clock from LSI (IC8001) to
Up-Con IC (IC3901) - OSC27M
LB8702
16) Video Data Lines from LSI
(IC8001) to Up-Con (IC3901)
RX3707, RX3708, IC3901
(Pin 92 to 95, Pin 87 to 90)
1) Supply for Up-Con (IC3901)
- Pin 9,124
2) GND for Up-Con
- Pin 7,125
3) Check for capacitor short to
GND
LB3902
1) Check digital video data line
from LSI(IC8001) to Up-Converter
(IC3901), VOUT0-VOUT7.
RX3707, RX3708
C3902, C3928, C3925
1) TV does not have any
display. Set FL display
shows U702/U703
2) When switching the video
output mode from 480P to
720p/1080i, TV display
becomes blank
3) Color Problem. TV Screen
is White/Blue/Purple
1) Audio data lines
2) Check setting of the set in
Setup Menu whether the HDMI
Audio output is turned On
R8402, RX8402
* Check for solder short and/or
component missing/damaged
as well as signal condition.
4) HDMI got no audio output
133
SA-VK470EE
Summary of Contents for SA-VK470EE
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Page 42: ...9 3 Main Components and P C B Location 42 SA VK470EE ...
Page 54: ...9 15 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 54 SA VK470EE ...
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Page 137: ...24 Exploded Views 24 1 Cabinet Parts Location SA VK470EE 137 ...
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Page 139: ...24 2 Deck Mechanism Parts Location RAA4111 S SA VK470EE 139 ...
Page 140: ...24 3 Packaging SA VK470EE 140 ...