Akai CFTD2011 Service Manual - Page 7

Check the wire form Power Supply to Main Boar - remote

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TROUBLE SHOOTING FLOW CHART (3) Power on NG No Power No back light Key NG Check AC Cord Check the wire form Power Supply to Main Boar Check Power Supply Check Power Supply Check Main Board ( check Q10,Q13 ) Check front panel Check CONTROL Board Remote controller NG No Work Function issue Invalidity Check CONTROL Board Check Main Board ( U24 ) Check Remote controller Check CONTROL Board Check battery Power LED NG Automatic on/off CONTROL Board POWER LED NG Check Wire Check Power Supply Check Main Board 5

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5
T
R
O
U
B
L
E
S
H
O
O
T
I
N
G
F
L
O
W
C
H
A
R
T
(
3
)
Check AC Cord
No Power
Check the wire form Power Supply to Main Boar
Power on NG
Check Power Supply
Check Power Supply
No back light
Check Main Board
( check Q10,Q13 )
Check front panel
Key NG
Check CONTROL Board
No Work
Check CONTROL Board
Remote controller NG
Check Main Board ( U24 )
Check Remote controller
Function issue
Invalidity
Check CONTROL Board
Check battery
LED NG
Power LED NG
CONTROL Board
Check Wire
Check Power Supply
Automatic
on/off
POWER
Check Main Board