Panasonic SA-VKX25EE, Руководство по обслуживанию

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7 Troubleshooting Guide
7.1. No Power or No Display
7.2. Bluetooth
®
Pairing Failure
7.3. No Key Function
7.4. No Remote Control 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(F1) = 0 ohm
[refer to check point - ]
Change SMPS
Module
Check Primary E-Cap
(C1 & C2)
Measured 150V or more
[refer to check point - ]
1 1
2 2
Check Secondary Cap. (C9 & C22)
Measured 38.5V
[refer to check point - ]
3
Check DC-DC IC (IC2103)
Measured 15V at Pin#10
[refer to check point ]
4
Change IC2103
Check LDO IC
(IC1000)
Measured 3.3V at Pin#2
[refer to check point ]
5
Change IC1000
Check LDO IC (IC2107)
Measured 1.5V at Pin#3
[refer to check point ]
8
Change IC2107
Check LDO IC
(IC2108)
Measured 3.3V at Pin#3
[refer to check point ]
6
Change IC2108
Check connector
(CN2506)
Measured 15V at Pin#8
[refer to check point ]
Check Main P.C.B
FFC connection
OK
OK
OK OK OK OK OK
NG
NG NG
NG
NG
G N G N NG
If No Display on
FL Panel
Change Panel
PCB
NG
7
OK
3
Change SMPS
Module
Change SMPS
Module
Press Power Button
of Unit or Remote Control
to Turn ON the Unit
Press [PAIRING] on the Set
or Remote Control
Display "BLUETOOTH"
Check BT P.C.B on
Main 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 Main PCB
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
OK
NG
Use Remote Control
to Turn ON the Set
FL Display
Show "HELLO"
OK
Press Power Buttons
or Other Buttons
Check and ensure that
Panel FFC is
properly inserted
NG
OK
All Buttons
are Working
If buttons are not working
Check Panel P.C.B and
Main P.C.B
NG
OK
No Problem Found
Press Remote Control
Power Button
to Power ON the Unit
(Ensure have Battery & New)
If Cannot
Power ON
(No Display)
OK
NG
Press the Power Button
of the Unit
to Turn ON the Set
FL Display
Show "HELLO"
OK
Press Remote
Control Buttons
Check IR Sensor (IR6500)
on Main PCB
NG
OK
All Remote Control
Buttons are Working
Change IC2108
NG
OK
No Problem Found
Check LDO IC
(IC2108)
Measured 3.3V at Pin#2
[refer to check point ]
6