32
7.8.
FL Show “No Device” at USB selector Only
Press Power Button of Unit
or Remote Control to Turn
ON the Unit
No
Yes
Yes
No
Change IC1001
(SOC)
Select USB A or USB B selector,
connect USB device, No TOC
UHDGLQJ)/VKRZ³1R'HYLFH´
End
Yes
Yes
Check 3.3V at D+A or
D+B signal at pin 98
(USB B) or pin 104
(USB A) of IC1001
SOC
Check 3.3V at pin
102 of IC1001
(SOC)
Change:
R9012 (open)
R9013 (open)
R9014 (open)
R9015 (open)
Change
LB1007
(open)
1
2
Check 5V Supply
at IC9002(USB
A) or IC9003
(USB B) pin 1
6
Replace
IC1201
7
No
Check 3.3V at
Pin 4 of
IC9002 (USB
A) or IC9003
(USB B)
No
Yes
Replace IC9002
(USB A) or
IC9003 (USB B)
3
4
5
jomi
Summary of Contents for SA-AKX710PU
Page 11: ...11 5 Location of Controls and Components 5 1 Remote Control Key Button Operation j o m i ...
Page 19: ...19 7 1 1 Check Point SMPS P C B 7 1 2 Check Point Main P C B 4 5 1 1 2 3 1 7 6 j o m i ...
Page 21: ...21 7 2 1 Check Point Main P C B 6 1 2 j o m i ...
Page 23: ...23 7 3 1 Check Point Main P C B 1 2 4 3 j o m i ...
Page 31: ...31 7 7 1 Check Point Main P C B 1 3 4 5 6 7 j o m i ...
Page 33: ...33 7 8 1 Check Point Main P C B 1 3 4 5 6 7 j o m i ...
Page 54: ...54 j o m i ...
Page 107: ...107 MMH1804 j o m i ...