Panasonic SU-HTB488EB Manuel d'entretien - Page 15

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Panasonic SU-HTB488EB Manuel d'entretien

7 Troubleshooting Guide

7.1

Main Unit (SU-HTB488/494/498)

7.1.1
No power
Press the Power
button on the unit to
Press the Power
turn on the unit.
button on the unit to
turn on the unit.
7.1.2.
Function indicator LED no light up
Press the Power button
on the nit to t rn on
on the unit to turn on
the unit.
Press the Power button
on the nit to t rn on
on the unit to turn on
the unit.
7.1.3.
Bluetooth® Pairing failure
Press the Power
Press the Power
button on the unit to
turn on the unit.
Connection of
Bluetooth® device
Bluetooth® device
(The bluetooth LED is light)
LED PCB Unit
mains lead
[Refer to check point ③]
Check output at 25.4V
LED no light up.
[Refer to check point ①]
Check output at 25.4V
LED no light up.
[Refer to check point ①]
Function indicator LED no light up
Function indicator LED no light up
Function indicator LED no light up
Function indicator LED no light up
Press [OPTICAL]
button on the remote
b tt
th
t
control.
Press [OPTICAL]
button on the remote
b tt
th
t
control.
Connect BD or DVD
device to OPT.
Connect BD or DVD
device to OPT.
OK
Sound can be heard.
OK
NG
Sound can be heard.
Ch
Change
Main PCB Unit
NG
Ch
Change
Main PCB Unit
Bluetooth® Pairing failure
Press [
Press [
]
]
button on the
unit to select
"BLUETOOTH".
NG
Go to
"No Key Function"
OK
NG
Change
"No Sound (Bluetooth®)"
No Key Function
OK
3.3 V
Check the FFC cable is
at "STB_3V3"
connect correct (Main
NG
Change
Main PCB Unit
No power
No power
OK
correctly (Main XP417 to Power
OK
NG
Change
NG
Power PCB
Change
Power PCB
5V At "SYS_5V"
[Refer to check point②]
OK
Check the FFC cable is connect
or 3.3V At "STB_3V3"
correct (Main XP9 to LED XP1)
5V At "SYS_5V"
[Refer to check point③]
[Refer to check point②]
OK
Check the FFC cable is connect
NG
or 3.3V At "STB_3V3"
correct (Main XP9 to LED XP1)
[Refer to check point③]
Change
Ch
Connect correct or change
Main PCB Unit
NG
Ch
Change
Main PCB Unit
Press and hold
Press and hold
OK
OK
[
for 4sec. on the unit.
OK
Sound output
Sound output
NG
Go to
OK
(LED&BT XP2 to KEY
XP9 to LED XP1)
NG
Connect correct or
change
15
FFC cable
Check the cable is connected
OK
Check the cable is connected
CN3)
)
correctly (Main XP417 to Power
NG
CN3)
)
Connect correct or change
NG
cable
Connect correct or change
cable
OK
Still No Display
NG
FFC cable
NG
Connect correct or change
FFC cable
The bluetooth light is
]
No problem found
No problem found
Check the cable is
OK
connect correct
XP416)
NG
Connect correct or
change cable
Change
Main PCB Unit
OK
Change
Main PCB Unit
Change LED PCB Unit
OK
Change LED PCB Unit
Ch
Change
Still No Display
Main PCB Unit
Ch
Change
Main PCB Unit
OK
OK
quick flashing
NG
Change
Change
Main PCB Unit
Change KEY PCB
NG
Change
LED PCB Unit