Troubleshooting; Specifications - LG LAC3705 Manual

Troubleshooting

: Symptom /
Sy Ca
: Correction
Co
Power doesn't turn on. / The unit
Sy
doesn't operate.
Leads and connectors are not properly
Ca
connected.
Confirm once more that all
Co
connections are correct.
The fuse is blown.
Ca
Rectify the problem that caused the
Co
fuse to blow, and then replace it. Be very
sure to install the correct fuse with the same
rate.
Noise and other factors are causing
Ca
the built-in microprocessor to operate
incorrectly.
Turn the unit off and then on.
Co
Playback is not possible.
Sy
The disc is dirty.
Ca
Clean disc.
Co

Specifications

GENERAL
Output Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50W x 4CH (Max.)
Power Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .DC 12V
Speaker impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4Ω
Ground System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Negative
Dimensions (W x H x D) . . . . . . . . . . . . . . . . . . . . . .181.5 x 50 x 200 mm (Without Control Panel)
Net Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.5 kg
CD SECTION
Frequency Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 Hz-20 kHz
S/N Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80 dB
Distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.12%
Channel Separation (1kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55 dB
RADIO SECTION
FM
Frequency Range . . . . . . . . . . . . . . . . . . . . . .87.5-107.9, 87.5-108, 65-74 or 87.5-108 MHz
S/N Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53 dB
Distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.7%
Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 dBµV
AM (MW)
Frequency Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .520-1720 or 522-1620 kHz
S/N Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45 dB
Distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.0%
Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28 dBµV
Designs and specifications are subject to change without notice.
: Cause
14
The loaded disc is of a type this unit
Ca
cannot play.
Check what type the disc.
Co
No sound is heard. / The volume
Sy
level will not rise.
Cables are not connected correctly.
Ca
Connect the cables correctly.
Co
There's no sound.
Sy
The volume level is low.
Ca
Adjust the volume.
Co
There's audio skipping.
Sy
This unit is not firmly secured.
Ca
Secure this unit firmly.
Co
The unit does not operate correctly
Sy
even when the appropriate remote
control buttons are pressed.
Battery power is low.
Ca
Load new battery.
Co