Troubleshooting - Panasonic CQ-VA7800N Operating Instructions Manual

In-dash 7 inch wide color lcd tv with receiver
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Electrical Connections
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Connection with Dual CD Changer Selector (CA-CD55)
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Connection with CD Changer (CX-DP880, option) and CD Text recognizable CD Changer (CX-DP9061, option).
Notes:
To connect two CD Changers, the optional dual CD Changer selector (CA-CD55) is necessary.
¡
Refer to the operating instructions for the connected devices, in addition.
¡
Either of CD Changer (CX-DP880, option) and CD TEXT Recognizable CD Changer (CX-DP9061, option) can be replaced
¡
by Video CD Changer (CX-VCD10AEW, option).
Extension Cord
(DIN/BATT/RCA/GND)
(Supplied with CX-DP880)
Battery Lead
To the car battery, continuous
+12V DC
Ground Lead
To a clean, bare metallic part of
the car chassis
DIN Cord
(Supplied with CA-CD55)
RCA Cord
(option)
(R)(Red)
(L)(White)
@3 Display
CD Changer Input Connector
CQ-VA7800N
Hide-away Unit
TWIN CD
C-CONT
Twin (Dual) CD Changer Control Lead
(Brown/white stripe)
Ground Lead
To a clean, bare metallic part of
the car chassis
(Black)
Battery Lead
(Yellow)
To the car battery, continuous
+12V DC
Extension Cord (DIN/BATT/RCA/GND)
(Supplied with CX-DP9061)
66
CQ-VA7800N
(continued)
CD Changer
CX-DP880
(option)
DIN Cord
(L)(White)
(R)(Red)
RCA Cord
(Yellow)
(R)
(L)
(Black)
(Red)
(White)
(R)(Red)
CD
CD
(L)(White)
Dual CD
Changer
Selector
CA-CD55
(option)
Unit/Hide-away
Unit Connecting
Cord
TWIN CD
C-CONT
(R)
(L)
(Red)
(White)
(R)(Red)
RCA Cord
(L)(White)
DIN Cord
CD Text recognizable
CD Changer
CX-DP9061
(option)

Troubleshooting

Preliminary Steps
Check and take steps as described in the tables below.
If You Suspect Something Wrong
Immediately switch power off.
Disconnect the power connector and check that there is neither
smoke nor heat coming from the unit before asking for repairs.
Never try to repair the unit yourself because it is dangerous to do so.
Common
Trouble
No power
C-1
No sound
C-2
Only sound,
no picture.
Noise
Picture is not clear.
Cautions:
¡Do not use the unit if it malfunctions or
something is wrong.
¡Do not use the unit in abnormal conditions,
for example, without sound, or if it emits
smoke or a foul smell, which can cause
ignition or electric shock. Immediately stop
using the unit and call the store where you
purchased it.
Cause/Step
Car's ignition switch is not on.
a
Turn your car's ignition switch to ACC or ON.
Cables are not correctly connected.
a
Connect cables correctly.
Battery cable: connection to the terminal that is always live
Accessory cable: connection to the car ACC source
Grounding wire: connection to a metal part of the car
Fuse is burnt.
a
Contact the shop where you purchased this product.
The volume is adjusted to zero.
a
Raise the volume.
Mute is set to ON.
a
Set it to OFF.
Cables are not correctly connected.
Connect cables correctly.
a
Side brake (parking brake) connection lead is not correctly connected.
Connect the side brake connection lead correctly.
a
You did not pull the side brake (parking brake) lever.
a
Pull the side brake (parking brake) lever.
A mobile phone is used near the unit.
a
Keep the mobile phone away from the unit.
The unit's grounding wire is not connected securely.
a
Check the metal areas of the car body (chassis), and connect the
grounding wire more securely.
Selection of PAL or NTSC is not properly executed.
a
Identify the connected system, NTSC or PAL, and execute setting from
"INPUT/OUTPUT" in the menu, "USER", in accordance with the connected
system.
(a
page 30)
CQ-VA7800N
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