21
7 Troubleshooting Guide
7.1.
No Power or No Display
7.2.
Bluetooth
®
Pairing Failure
7.3.
No Key Function
Press the Power Button
of Unit or Remote Control
to Turn ON the Unit
No Display on
FL Panel
Caution:
1. AC Cord Plug-out
2. Check Fuse(F1) = 0 ohm
[ refer to check point - ]
Change Power PCB
Check Primary E-Cap (C2)
Measured 300V or more
[refer to check point - ]
1
1
2
2
Change Power PCB
Check Secondary Cap. (C6)
or Secondary Rect. Diode (D2)
Measured 14V or 33/39V
[refer to check point - ]
3
3
Change Power PCB
Check DC-DC Regulator
IC (IC1003) Measured
6V at
C1051
[refer to check point ]
4
Change Main PCB
Check Regulator IC
(IC1005)
Measured 3.3V at Pin 2
[refer to check point ]
5
Change Main PCB
Check Connector (CN2500)
Measured 5/3.3/12/V
at Pin 1-3
[refer to check point ]
7
Change Main PCB
Check Regulator IC
(IC1004)
Measured 1.6V at Pin 3
[refer to check point ]
6
Change Main PCB
If No Display on
FL Panel
OK
NG
OK
NG
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
AKX220 33V
AKX440 39V
Change Main PCB
NG
Press the Power Button
of Unit or Remote Control
to Turn ON the Unit
Press [ PAIRING] on the Set
or Remote Control
Display " BLUETOOTH"
Change Main PCB
NG
"PAIRING' will display and
blinking while handphone or other
devices are Connecting to the Set
Do the Cold Start
AC Plug-out. Press and Hold
Power Button then
AC Plug-IN, wait to display "-------"
then will OFF the Set, back to start.
NG
Change Main PCB
NG
option 1
option 2
The set will displayed the
"READY" followed
by "BLUETOOTH"
No Problem
Found
OK
OK
OK
Press the Power Button
or CD Door Open of Unit
to Turn ON the Unit
If Cannot
Power ON
(No Display)
Change Main PCB
OK
NG
Use Remote Control
to Turn ON the Set
FL Display
Show "HELLO"
OK
Press the Power Buttons
or Other Buttons
Check and Ensure that
Panel Connector is
Properly Insert
NG
OK
All Buttons
are Working
If Buttons are not Working
Change the Panel PCB
NG
OK
No Problem
Found
Содержание SA-AKX220PN
Страница 6: ...6 1 4 4 For SA AKX440PN Figure 1 6 1 4 5 For SA AKX440PS Figure 1 7 ...
Страница 14: ...14 5 2 Main Unit Key Button Operation 5 2 1 For SA AKX220 ...
Страница 15: ...15 5 2 2 For SA AKX440 ...
Страница 24: ...24 7 7 Check Point Power PCB Fuse F1 0 ohm 1 1 2 2 Pri Cap C2 300V or more 3 3 Sec Cap C6 13V or 33 39V ...
Страница 36: ...36 ...
Страница 42: ...42 ...
Страница 44: ...44 ...
Страница 73: ...73 MMH1602 ...