Panasonic SA-MAX9000GN, Service Manual

Page: 18 / 100

18
7 Troubleshooting Guide
7.1. No Power or No Display
7.2. Bluetooth
®
Pairing Failure
7.3. No Key Function
Press 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(F1001) = 0 ohm
3. Check Fuse(F1401) = 0 ohm
4. Check Fuse(F1501) = 0 ohm
[ refer to check point 1 ]
Replace fuse or
AC Cord
Check Primary E-Cap (C1224)
Measured 400V or more
[refer to check point 4 ]
Check SMPS PCB
Check Secondary Cap. (C1706)
or Secondary Diode (D1703/D1705)
Me40
[refer to check point 6 ]
Change D1601 or
C1603
Check Secondary Cap. (C1707)
or Secondary Diode (D1704/D1706)
Measured -40
[refer to check point 5 ]
Change C1224
Check Secondary Cap. (C1703)
or Secondary Diode (D1702)
Me18
[refer to check point 7 ]
Change C1707,
D1704 or D1706
Check Standby Regulator IC
(IC8011)
Measured 3.3V at Pin 3
[refer to check point 8 ]
Change C1706, D1703
or D1705
Change SMPS PCB
OK OK
OK OK K O K O
NG
NG
NG
NG
NG
NG
NG
Check Primary E-Cap (C1403)
Measured 200V or more
[refer to check point 2 ]
Check Secondary Cap. (C1603)
or Secondary Diode (D1601)
Me5
[refer to check point 3 ]
OK
Change IC8011
NG
Check DC-DC Regulator IC
(IC8004)
Measured 5.3V at L8001
[refer to check point 9 ]
Change IC8004
NG
OK
If No Display on
FL Panel
Check Panel PCB
OK
NG
Press Power Button
of Unit or Remote Control
to Turn ON the Unit
Press [PAIRING] on the Set
or Remote Control
Display "BLUETOOTH"
Check Main PCB and
Bluetooth P.C.B
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
Check SOC IC on
Main P.C.B
NG
option 1
option 2
The set will displayed the
"CONNECTED" followed
by "BLUETOOTH"
No Problem
Found
OK K O K O
Press Power Button
or CD Door Open of Unit
to Turn ON the Unit
If Cannot
Power ON
(No Display)
Check Main PCB,
Remote sensor on
Panel P.C.B
OK
NG
Use Remote Control
to Turn ON the Set
FL Display
Show "HELLO"
OK
Press the Power Buttons
or Other Buttons
Check FFC between
Main and Panel P.C.B
NG
OK
All Buttons
are Working
If Buttons are not Working
Change the Touch
Panel PCB
NG
OK
No Problem Found