Panasonic sc-ht700gn 用户手册

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页码 44
42
RQT6756
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Troubleshooting guide
Unit displays
Television displays
Set the unit up on an even surface away from direct sunlight, high 
temperatures, high humidity, and excessive vibration. These 
conditions can damage the cabinet and other components, thereby 
shortening the unit’s service life.
Do not place heavy items on the unit.
Do not use high voltage power sources. This can overload the unit 
and cause a fire.
Do not use a DC power source. Check the source carefully when 
setting the unit up on a ship or other place where DC is used.
Ensure the AC mains lead is connected correctly and not 
damaged. Poor connection and lead damage can cause fire or 
electric shock. Do not pull, bend, or place heavy items on the lead.
Grasp the plug firmly when unplugging the lead. Pulling the AC 
mains lead can cause electric shock.
Do not handle the plug with wet hands. This can cause electric 
shock.
Do not let metal objects fall inside the unit. This can cause electric 
shock or malfunction.
Do not let liquids get into the unit. This can cause electric shock or 
malfunction. If this occurs, immediately disconnect the unit from the 
power supply and contact your dealer.
Do not spray insecticides onto or into the unit. They contain 
flammable gases which can ignite if sprayed into the unit.
Do not attempt to repair this unit by yourself. If sound is 
interrupted, indicators fail to light, smoke appears, or any other 
problem that is not covered in these instructions occurs, disconnect 
the AC mains lead and contact your dealer or an authorized service 
center. Electric shock or damage to the unit can occur if the unit is 
repaired, disassembled or reconstructed by unqualified persons.
Extend operating life by disconnecting the unit from the power 
source if it is not to be used for a long time.
To clean this unit, wipe with a soft, dry cloth.
≥Never use alcohol, paint thinner or benzine to clean this unit.
≥Before using chemically treated cloth, read the instructions that 
came with the cloth carefully.
The display is dark.
≥Press [SHIFT]i[FL DISPLAY] to brighten the display.
“NO PLAY”
≥You inserted a disc the unit cannot play; insert one it can.
≥You inserted a blank DVD-RAM.
“NO DISC”
≥You haven’t inserted a disc; insert one.
≥You haven’t inserted the disc correctly; insert it correctly.
“F61”
≥Check and correct the speaker cord connections.
If this does not fix the problem, there is a power supply problem. Consult the dealer.
“DVD U11”
≥Disc is dirty. Wipe it clean.
“ERROR”
≥Incorrect operation performed. Read the instructions and try again.
“DVD H
∑∑
∑∑ stands for a number.
≥Trouble may have occurred. The number following “H” depends on the status of the unit.
Reset procedure:
Press [
Í] to switch the unit to the standby mode and then back to ON. Alternatively, press [Í] 
to switch the unit to the standby mode, disconnect the AC mains lead, and then reconnect it.
≥If the service numbers fail to clear, note the service number and contact a qualified service 
person.
No on-screen display.
≥Go to Display in the SETUP menus, and select “On” for “On-Screen Messages”.
33
GUI screen not displayed or 
only partially displayed on the 
television.
≥Press [3, 4] while the rightmost icon is highlighted to move them down.
The disc’s menu is displayed in 
a different language.
≥Go to Disc in the SETUP menus, and select the preferred language for “Menus”.
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“Cannot display group xx, 
picture xx.”
≥You are trying to display incompatible pictures.
Safety precautions
Placement
Voltage
AC mains lead protection
Foreign matter
Service
Maintenance
Before moving the unit, ensure the disc trays are 
empty.
Failure to do so will risk severely damaging the discs and 
the unit.