1

2

3

14

13 12 1 8 7 6 5 4 10 9

LA438/538/738/938/1438/1838/2038

Features and Controls

1 Speaker Terminals

These terminals are 14K Gold plated for high conductivity and minimum impedance loss. The terminals face upwards for easy wiring in tight situations.

2 Fuse

Protects the amplifier as well as the automobile electrical system from short circuit conditions.

3Power Supply Terminals

4Input Level Control

Use this control to match the output of the head unit to the amplifier. If distortion is present, reduce the setting of this control.

5 Crossover Mode Switch

In a full range system, set this to FULL. If the amp is being used to power a crossover system, set to either HPF or LPF as needed.

6 Bass Boost Control

Allows you to increase the bass signal level sent to the speakers

7 Low Pass Control

Permits you to adjust the crossover frequency from 35 Hz to 400 Hz to suit the subwoofers

8 High Pass Control

Permits you to adjust the crossover frequency from 80 Hz to 2.5 kHz to suit the tweeters

9 High Level Input (Low Impedance)

Use these if your car stereo does not have RCA output jacks: connect the speaker output from the head unit to these inputs

10 Low Level Input (High Impedance)

This unit is provided with gold-plated RCA input jacks. Using RCA-RCA type patch cords, connect these inputs to the RCA outputs from your head unit.

1Power LED Indicator

This LED is illuminated when the REMOTE ON system is turned on.

12 Protection LED Indicator

The protection circuitry in the amp will disable it if it senses an input overload, speaker short circuit, or thermal overload conditions. Should this occur, the PROTECT LED will be illuminated. At that time, it is important that you check to determine what has caused the protection circuitry to become activated.

If the amp shut off because of a thermal overload, allow it to cool down before attempting to restart.

If the shutdown occured because of an input overload, or speaker short circuit, be sure to correct these conditions before attempting to restart the amp.

To reset the amp, turn the REMOTE power off and on again.

13 Remote Bass Boost (LA438 WITHOUT)

Plug in the Remote Bass Boost Control wire in here.

14 LED Light Bar Switch.

When switch set at"SCAN"position,the LEDs scan automatically from left to right over top cover. When switch set at"Hold" position light up all the LED indicator.

1

2

3

14

4 13 4

9 10 5 6 7 8 12 1 8 7 6 5 10 9

LA638/838/1038

Features and Controls

1 Speaker Terminals

These terminals are 14K Gold plated for high conductivity and minimum impedance loss. The terminals face upwards for easy wiring in tight situations.

2 Fuse

Protects the amplifier as well as the automobile electrical system from short circuit conditions.

3 Power Supply Terminals

4 Input Level Control

Use this control to match the output of the head unit to the amplifier. If distortion is present, reduce the setting of this control.

5 Crossover Mode Switch

In a full range system, set this to FULL. If the amp is being used to power a crossover system, set to either HPF or LPF as needed.

6 Bass Boost Control

Allows you to increase the bass signal level sent to the speakers

7 Low Pass Control

Permits you to adjust the crossover frequency from 35 Hz to 400 Hz to suit the subwoofers

8 High Pass Control

Permits you to adjust the crossover frequency from

3

80 Hz to 2.5 kHz to suit the tweeters

 

9 High Level Input (Low Impedance)

Use these if your car stereo does not have RCA output jacks: connect the speaker output from the head unit to these inputs

10 Low Level Input (High Impedance)

This unit is provided with gold-plated RCA input jacks. Using RCA-RCA type patch cords, connect these inputs to the RCA outputs from your head unit.

1 Power LED Indicator

This LED is illuminated when the REMOTE ON system is turned on.

12 Protection LED Indicator

The protection circuitry in the amp will disable it if it senses an input overload, speaker short circuit, or thermal overload conditions. Should this occur, the PROTECT LED will be illuminated. At that time, it is important that you check to determine what has caused the protection circuitry to become activated.

If the amp shut off because of a thermal overload, allow it to cool down before attempting to restart.

If the shutdown occured because of an input overload, or speaker short circuit, be sure to correct these conditions before attempting to restart the amp.

To reset the amp, turn the REMOTE power off and on again.

13 Remote Bass Boost (LA638 WITHOUT)

Plug in the Remote Bass Boost Control wire in here.

14 LED Light Bar Switch.

When switch set at"SCAN"position,the LEDs scan automatically from left to right over top cover. When switch set at"Hold" position light up all the LED indicator.

Page 3
Image 3
Legacy Car Audio LA538, LA838, LA738, LA938, LA638, LA2038, LA1438 LA438/538/738/938/1438/1838/2038, Features and Controls

LA1438, LA838, LA2038, LA1038, LA738 specifications

Legacy Car Audio offers a diverse range of high-quality car audio systems, designed to enhance your in-car listening experience. Among their lineup, the LA938, LA538, LA638, LA1838, and LA738 models stand out for their unique features, advanced technologies, and impressive characteristics.

The Legacy LA938 is a powerful multimedia receiver that supports Bluetooth connectivity, allowing for hands-free calling and wireless audio streaming. This model features a built-in USB port, enabling users to charge devices while enjoying music. The LA938 also comes with a 7-inch touchscreen display, offering an intuitive user interface that allows for easy navigation. With impressive sound customization options, including a 7-band equalizer, users can tailor audio output to their personal preferences.

Next up, the LA538 model is a compact and versatile receiver. Its sleek design is complemented by a user-friendly interface. The LA538 supports various media formats, including MP3, WMA, and FLAC, ensuring that you can enjoy your favorite tracks. This model also includes a front auxiliary input, making it compatible with various devices. Its powerful output ensures clear sound quality, making it a great choice for those who appreciate quality audio on the road.

The LA638 is another noteworthy unit that offers an impressive range of features. This model boasts a 6.2-inch touchscreen display and supports both Android and iOS devices via Bluetooth. The LA638 includes customizable LED lighting, which adds a touch of personalization to your car's interior. It also supports rearview camera integration, enhancing driving safety by providing a clear view of the area behind your vehicle.

Moving on to the LA1838, this model is designed for those who prioritize power and performance. With a robust amplifier built-in, the LA1838 delivers exceptional sound quality that can fill any car with rich audio. The receiver supports various audio formats and offers extensive sound tuning features, including a 10-band equalizer, allowing audiophiles to adjust frequency ranges effectively.

Finally, the LA738 is an entry-level receiver that does not compromise on quality. Ideal for budget-conscious consumers, it offers the essential features like USB and auxiliary inputs, Bluetooth connectivity, and a clean, user-friendly interface. With solid performance and reliability, the LA738 ensures an enjoyable listening experience without breaking the bank.

In summary, Legacy Car Audio’s lineup of the LA938, LA538, LA638, LA1838, and LA738 models provides options for every type of car audio enthusiast. With advanced technologies and user-centric features, these receivers elevate the listening experience and prove that quality sound is attainable for all drivers.