Troubleshooting guide, Specifications, General

Troubleshooting guide

Often, what appears to be a malfunction is due to user error. Before calling for service, please consult the following table.

Symptom

Cause

Remedy

Specifications

Specifications subject to change without notice.

Audio Section

Max	Power Output (4........................................................................................................Ω )	150 W ⋅ 4
4	Channel Mode	150 W ⋅ 4

No sound.	• Input (or output) cables are
(No sound from one side.)	disconnected.
	• The connection of the sigma
	servo terminals is wrong.
	• Protection circuit may be
	activated.
	• The fuse may be blown
	because the volume was too
	high.

•Connect the input (or output) cables.

•Check the connection referring to "Sigma servo feedback".

•Check connections by referring to "Power indicator".

•Replace the fuse with a new fuse and use a lower volume.

3 Channel Mode	..................................................................................		150	W ⋅ 2 + 600	W ⋅ 1
2 Channel Mode	........................................................................................................			600	W ⋅ 2
Rated Power Output..................................................................(4 Ω ) (+B = 12.0 V)		50 W ⋅ 4 (DIN45324, +B=12.0 V)
4 Channel Mode		50 W ⋅ 4 (DIN45324, +B=12.0 V)
3 Channel Mode	..................50 W ⋅ 2	(1 kHz, 0.05 % THD) + 200	W ⋅ 1 (1 kHz, 0.5 % THD)
2 Channel Mode	........................................................................	200	W ⋅ 2 (1 kHz, 0.5 % THD)
Rated Power Output (2 Ω ) (+B = 12.0 V)			W ⋅ 4
4 Channel Mode	........................................................................	100	W ⋅ 4	(1 kHz, 0.5 % THD)

The output level is too	The input sensitivity adjusting	Adjust the control correctly
small (or too large).	control is not set to the correct	referring to “Controls”.
	position.

Rated Power Output..................................................................(4 Ω ) (+B = 14.4 V)		75 W ⋅ 4 (DIN45324, +B=14.4 V)
4 Channel Mode		75 W ⋅ 4 (DIN45324, +B=14.4 V)
3 Channel Mode	..................75 W ⋅ 2	(1 kHz, 0.05 % THD) + 300	W ⋅ 1 (1 kHz, 0.5 % THD)
2 Channel Mode	........................................................................	300	W ⋅ 2 (1 kHz, 0.5 % THD)

The sound quality is bad. (The sound is distorted.)

•The speakers cable are connected with wrong + / - polarity.

•A speaker cable is pinched by a screw in the car body.

•The switches may be set improperly.

•Connect them properly checking the + / - of the terminals and cables well.

•Connect the speaker cable again so that it is not pinched by anything.

•Set switches properly by referring to "Controls" and "System examples".

Rated Power Output........................................................................(2 Ω ) (+B = 14.4 V)	150 W ⋅ 4 (1 kHz, 0.5 % THD)
4 Channel Mode
Frequency Response (+0, –1 dB)	5 Hz ~ 50 kHz
Total Harmonic Distortion (Rated power)#	0.010 % (1 kHz)
Signal to Noise Ratio		110 dB
Sensitivity (rated output) (MAX)		0.2 V
Sensitivity (rated output) (MIN)		5.0 V
Input Impedance	More than 1000 (at ∑	10 kΩ
Damping Factor		connect)
Low Pass Filter Frequency (24 dB/oct.) (Variable)	50	~ 200	Hz
High Pass Filter Frequency (12 dB/oct.) (Variable)	50	~ 200	Hz
Infrasonic Filter Frequency (24 dB/oct.)	15 / 25		Hz
	# Sensitivity = Mini. , Through LPF (30 kHz)

General

Operating Voltage	12.0 V (11 ~ 16 V allowable)
Current Consumption (4 Ω , +B = 12.0 V, 10% THD)	42 A
Dimensions (W ⋅ H ⋅ D)	272 ⋅ 58 ⋅ 450 mm
Weight	7.0 kg

12 English

English 13

KAC-PS500F specifications

The Kenwood KAC-PS500F is a highly regarded amplifier that caters to audiophiles seeking quality sound in a compact design. This five-channel amplifier is engineered to deliver impressive performance while maintaining a sleek and low-profile design ideal for various vehicle installations. One of the standout features of the KAC-PS500F is its power output. It boasts a maximum power rating of 500 watts, which allows it to drive multiple speakers effectively, ensuring high-quality audio reproduction across all channels. With a dynamic and powerful sound output, it enhances the overall listening experience in any automobile.

The Kenwood KAC-PS500F employs Class D technology, which maximizes efficiency and reduces heat generation while maintaining powerful audio performance. Class D amplifiers are known for their compact size and high power output, making them a popular choice among car audio enthusiasts. The compact size of the KAC-PS500F, measuring just under 20 inches, allows for versatile installation options without compromising on audio quality or performance.

Another significant feature of the KAC-PS500F is its built-in low-pass and high-pass filters. This technology enables users to customize the audio output to suit their preferences and types of speakers used. Users can tweak the settings to control the frequency range, allowing for a more refined and personalized listening experience. Furthermore, the amplifier includes a bass boost function, adding depth and richness to lower frequencies, perfect for those who enjoy a powerful bass response in their audio setup.

In terms of installation, the KAC-PS500F is designed for user-friendly connection with easy access to terminals for power, speaker outputs, and audio inputs. It is equipped with a signal-sensing turn-on option which allows the amplifier to activate automatically when it detects an audio signal, simplifying the wiring process for the installer.

The robust build of the KAC-PS500F features a sturdy heat sink to manage thermal performance effectively, ensuring reliability during long listening sessions. Overall, the Kenwood KAC-PS500F stands out as a top choice for those seeking a blend of power, efficiency, and compactness in a car amplifier, providing exceptional audio performance that enhances any music experience while on the road.