LG SPM7A User Manual

4 Troubleshooting
Troubleshooting36
Troubleshooting
4
Troubleshooting
General
Symptoms Cause & Solution
The unit does not work
properly.
y
Turn off the power of this unit and the connected external device (TV, Woofer,
DVD-player, Amplier, etc.) and turn them on again.
y
Disconnect the power cord of this unit and the connected external device (TV,
Woofer, DVD-player, Amplier, etc.) and then try connecting again.
y
Previous setting may not be saved when device power is shut off.
No Power
y
The power cord is unplugged.
Plug in the power cord.
y
Check whether electricity failed.
Check the condition by operating other electronic devices.
No sound
y
Incorrect input source is selected.
Check the input source and select the correct input source.
y
The mute function is activated.
Press
[
(Mute) or adjust the volume level to cancel the mute function.
y
When you are using connection with a external device (set top box, Bluetooth
device etc.), adjust volume level of the device.
No woofer sound
y
The power cord of the subwoofer is not connected.
Plug the power cord into the wall outlet securely.
y
Pairing between the unit and the subwoofer gets disconnected.
Connect the unit and the subwoofer. (Page 18)
The remote control does
not work properly.
y
The remote control is too far from the unit.
Operate the remote control within about 7 m (23 ft).
y
There is an obstacle in the path of the remote control and the unit.
Remove the obstacle.
y
The batteries in the remote control is exhausted.
Replace the batteries with new one.
The AUTO POWER function
does not work.
y
Check connection of the external device such as TV, DVD/Blu-Ray player or
Bluetooth device.
y
Check the state of SIMPLINK on your LG TV and turn off SIMPLINK.
y
Depending on the connected device, this function may not operate.
LG Sound Sync does not
work.
y
Check whether your LG TV supports LG Sound Sync.
y
Check connection of LG Sound Sync (Optical or wireless).
y
Check sound setting of your TV and this unit.

LG SPM7A Specifications

General

Display type	LCD
Product color	Black
Built-in display	Yes
Audio formats supported	AAC, LPCM, MP3, OGG, WAV
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10)
Audio decoders	DTS Digital Surround, DTS-HD HR, DTS-HD Master Audio, DTS:X, Dolby Atmos, Dolby Digital, Dolby Digital Plus, Dolby TrueHD
Equalizer modes	AI Sound Pro, Bass Blast, Bass Blast+, Movie, Music, Standard
RMS rated power	- W
Audio output channels	3.1.2 channels
Center speaker RMS power	30 W
Front speakers RMS power	60 W
Audio sample rate (24bit)	96 kHz
Soundbar speaker RMS power	90 W
Subwoofer type	Active subwoofer
Subwoofer connectivity	Wireless
Soundbar power consumption	38 W
Power consumption (standby)	0.5 W
Subwoofer power consumption	33 W
Cables included	Optical
Number of products included	1 pc(s)
Package type	Box
Package depth	589.28 mm
Package width	982.98 mm
Package height	226.06 mm
Package weight	11748 g
Wi-Fi	No
HDMI in	1
HDCP version	2.3
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Connectivity technology	Wired & Wireless

Weight and Dimensions

Depth	119.38 mm
Width	899.16 mm
Height	66.04 mm
Soundbar weight	3719.46 g
Subwoofer depth	292.1 mm
Subwoofer width	180.34 mm
Subwoofer height	391.16 mm
Subwoofer weight	7801.8 g