Справочник Пользователя для Jensen MSR4115

Скачать
Страница из 18
MSR4115
16
Troubleshooting
Specifications
General
Power Supply Requirements  . . . . . . . . . . . . . . . . . . . . . . . . . DC 12 Volts, Negative Ground
Chassis Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178 (W) x 178 (D) x 50 (H)
Loading Impedance  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4 -8 ohms per channel
Tone Controls . . . . . . . . . . . . . . . . . . . Bass (at 100 Hz), ±10 dB; Treble (at 10 kHz), ±10 dB
Maximum Output Power   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4x40W/4X45W/4X50W watts
Current Drain  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Ampere (max.)
CD Player
Signal to Noise Ratio  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . More than 60 dB
Channel Separation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . More than 50 dB
Frequency Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  40Hz – 18 kHz
FM Tuner
Tuning range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .87.5-108.0
FM mono sensitivity  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1.5uV
Stereo separation @ 1 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >25dB 
Problem
Cause
Corrective Action
No power.
Vehicle ignition switch is not 
on.
If the power supply is connected to 
the vehicle accessory circuits but 
the engine is not moving, switch the 
ignition key to “ACC”.
The fuse is blown.
Replace the fuse.
Disc cannot be loaded 
or ejected.
There is a disc already inside 
the unit.
Remove the current disc and insert 
the new one.
Inserting disc in wrong 
direction.
Insert disc with label facing up.
Disc is defective or dirty.
Clean disc or try playing another 
one.
Excessive temperature.
Cool vehicle to a normal 
temperature.
Condensation has collected.
Turn off for an hour, then try again.
No sound.
Volume turned down too low.
Adjust volume until sound is heard.
Wiring not connected properly. Check wiring connections.
Sound skips or sound 
quality is poor.
Installation angle exceeds 30 
degrees.
Adjust the installation angle to less 
than 30 degrees.
Disc is defective or dirty.
Clean disc or try playing another 
one.
Operation keys do not 
work.
Microcomputer is not operating 
properly due to noise.
Press RESET.
Radio does not work
Antenna cable not connected. Insert antenna cable firmly.
Automatic station 
selection does not work.
Radio signals are too weak.
Select a station manually.
AM Tuner
Tuning range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .522-1710
Amplifier
Total system power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  200W (50W x 4)
Specifications subject to change without notice.