— 49 —
Troubleshooting Guide
?
The sound quality is poor or distorted.
25
✔
One of the speaker wires is being pinched by a screw in the car.
☞
Check the speaker wiring.
✔
The speakers are not wired correctly.
27
☞
Reconnect the speaker wires so that each output terminal is
connected to a different speaker.
?
Non-fading output, Non-fading Low Pass Filter and Non-fading
setting can’t be done.
28
✔
The <Switching preout> (page 38) is set on Rear preout.
☞
Set it on Non-fading preout.
✔
The <Non-fading output> (page 20) is OFF.
29
☞
Turn it ON.
✔
The <Dual zone system> (page 22) is ON.
30
☞
Turn it OFF.
?
There’s no Front High Pass Filter and Rear High Pass Filter effect.
31
✔
The Non-fading preout is being used.
☞
There’s no effect in Non-fading preout.
?
The Security Code item isn’t displayed in the Menu System.
32
✔
The Security Code function is already activated.
☞
When the Security Code function is activated it isn’t displayed in
the menu items.
?
The Touch Sensor Tone doesn’t sound.
34
✔
The preout jack is being used.
☞
The Touch Sensor Tone can’t be output from the preout jack.
?
Even though Synchronize Clock is ON, the clock can’t be adjusted.
35
✔
The received RDS station isn’t sending time data.
☞
Receive another RDS station.
Tuner source
?
Radio reception is poor.
39
✔
The car antenna is not extended.
☞
Pull the antenna out all the way.
✔
The antenna control wire is not connected.
40
☞
Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals>.
?
The desired frequency can’t be entered with the Direct Access
Tuning.
41
✔
A station that can’t be received is being entered.
☞
Enter a station that can be received.
✔
You’re trying to enter a frequency with a 0.01 MHz unit.
42
☞
What can be designated in the FM band is to 0.1 MHz.
?
It isn't the set Traffic information sound volume.
43
✔
The set sound volume is less than the tuner sound volume.
☞
If the tuner sound volume is louder than the set sound volume,the
tuner sound volume is used.
Z838W(E)_U.S_r2 02.2.15 10:31 AM Page 49