SERVICE

This unit is designed to provide years of reliable service under even the worst conditions. Many times there may appear to be a problem with the unit when the true problem is in the speaker(s), controlled devices, or improper installation. The following chart shows typical symptoms and possible causes.

A blown internal siren fuse doesn't necessarily mean that the unit is bad. If a speaker or speaker lead is shorted this fuse will blow before the unit is damaged. Disconnect the SPKR leads and replace the fuse. If the unit itself emits a low level sound when in the Yelp position it is OK. Check the speaker(s) or leads for possible shorting.

PROBLEMS

Symptom

Possible Cause

Check

 

No Power or siren output

Power switch not turned on

Does backlighting come on?

 

 

Bad Speaker

Do you hear a “pop” when turned on?

 

 

Connector or connections loose

With siren on, yelp selected, listen for tone in amplifier.

 

Internal siren fuse blown

Is an external fuse or circuit breaker used?

 

 

Loose connection at power source

Are the power leads connected to a good buss?

No siren tone –

High Voltage Protection

The input voltage must be less than highest rating.

PA works

Mic button stuck

Does mic button release properly?

 

 

Cutout activated

Does siren work when Cutout input is disconnected?

 

Cutout Polarity Option set wrong

Is the CUT P option properly configured?

 

No PA

PA volume not set properly

Try turning the PA volume control.

 

 

Selector in Radio position

PA is not available in the Radio position.

 

Distorted siren sound

Speaker assembly loose

Is the speaker bell or tip loose?

 

 

Intermittent Aux Input connection

Is the Aux Input used and wired properly?

 

 

Low vehicle voltage

The input voltage must be greater than lowest rating.

Intermittent siren tone

High Voltage Protection

Is the vehicle voltage regulator working properly?

 

Connector or connections loose

Is the connector tight on the back of the unit?

 

Loose connection at power source

Check for loose leads back to power source.

 

Mic button activation

Is something lying on the microphone?

 

 

Circuit breaker in supply

Is a circuit breaker used with at least 50A rating?

 

connection

 

 

Horn or Manual or

Horn switch stuck

Does the Horn switch return fully when released?

Phaser stuck on

Man/Phsr switch stuck

Does the Man/Phsr switch return fully when released?

 

Aux Input improperly connected

Is the Aux Input used and wired properly?

 

 

Aux Input Polarity Option set

Is the AUX P option properly configured?

 

 

wrong

 

 

No Radio

Unit not connected to a radio

Is the radio connected properly to the unit?

 

 

Radio volume too low

Can you hear the radio in the vehicle?

 

 

 

Try turning the RAD volume control.

 

Wrong siren tone

Two-Tone option installed.

Is the T-T option jumper cut?

 

 

Aux Input set to wrong function

Is the AUX I option jumper configured properly?

Phaser not working

Phaser disabled

Is the PHSR option jumper cut?

 

Horn not working

Horn disabled

Is the trace cut that disables the Horn switch?

Automatic Siren not

Selector in Radio position

Siren tone is not available in Radio position.

working

Automatic Siren disabled

Is the internal red lead cut from lever switch board?

Automatic Siren in all

No power to red lever switch lead

Do the lever switch relays turn on devices?

 

lever switch positions

 

Check for power at red lever switch lead.

 

 

 

 

 

Lever switch not working

No power to red lever switch lead

Do the lever switch indicators light?

 

in all positions

No ground at siren connector

Check for power at red lever switch lead.

 

Lever switch not working

Loose lever switch output

Does the lever switch indicator light?

 

in some positions

connection on lead

 

 

Lever switch not working

Loose lever switch output

Does the lever switch indicator light?

 

in some positions

connection on lead

 

 

Lever switch output

Internal relay contacts fused from

Is the output current exceeding 20AMPS?

 

stays on

overheating

 

 

Rocker switch outputs

No power to rocker switch

Is the corresponding fuse blown?

 

not working

Loose rocker switch output

Does the rocker switch indicator light turn on?

 

connection on lead

 

 

TB0349A

Page 11 of 12

09/22/05

Page 11
Image 11
Carson LCS-7-01 manual Service, Problems, Symptom Possible Cause Check

LCS-7-01 specifications

Carson LCS-7-01 is a notable entry in the U.S. Navy's Littoral Combat Ship (LCS) program, designed to enhance maritime security and facilitate a range of naval operations. Commissioned in 2020, LCS-7-01 showcases advanced technologies and features that underscore its role in modern naval warfare.

One of the primary characteristics of LCS-7-01 is its modular design, allowing for rapid reconfiguration of mission capabilities. This enables the ship to operate effectively across diverse maritime environments, whether in anti-submarine warfare, mine countermeasures, or surface warfare. The ship’s versatility is paramount in addressing emerging threats and responding to evolving maritime challenges.

The vessel is powered by an innovative combination of diesel engines and gas turbines, delivering a top speed exceeding 40 knots. This impressive speed ensures quick maneuverability, allowing it to swiftly engage in missions and conduct high-speed operations. LCS-7-01 is equipped with a shallow draft, enabling access to coastal areas and shallow waters that larger vessels cannot navigate.

One of the standout features of the Carson LCS-7-01 is its sea frames, which integrate advanced technologies to enhance situational awareness and operational effectiveness. The ship utilizes an advanced combat management system that incorporates Automated Information Systems (AIS), radar, and sensors to provide a comprehensive real-time view of the operational environment. This capability is indispensable for coordinating multi-domain responses to threats.

LCS-7-01 also boasts a flight deck capable of supporting various helicopter and unmanned aerial vehicle (UAV) operations. The ability to deploy and recover aircraft enhances the ship's surveillance and reconnaissance capabilities, crucial for successful mission execution. The hangar can accommodate several UAVs and support their maintenance, enabling extended operational capabilities.

In addition to its technical specifications, LCS-7-01 emphasizes crew comfort and efficiency. The ship is designed for a smaller crew, which promotes operational efficiency while ensuring crew members can live and work comfortably at sea for extended periods.

In summary, Carson LCS-7-01 is a cutting-edge naval platform characterized by its modular design, high speed, advanced sensors, and operational flexibility. Its capabilities are vital in addressing the complexities of modern maritime operations, ensuring the U.S. Navy remains prepared to respond effectively to diverse threats across littoral regions. With its advanced technologies and versatile mission profile, LCS-7-01 stands as a significant asset in the Navy's fleet.