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Kenwood KRC-308S, Instruction Manual

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Kenwood KRC-308S Instruction Manual Download Page 25

— 25 —

FM tuner section

Frequency Range (200 kHz Space) .............87.9 MHz -107.9 MHz
Usable Sensitivity (S/N: 30dB)......................9.3 dBf (0.8 µV/75 

Ω

)

Quieting Sensitivity (S/N: 50dB) .................15.2 dBf (1.6 µV/75 

Ω

)

Frequency Response (±3.0dB) .................................30 Hz-15 kHz
Signal to Noise ratio  .............................................70 dB (MONO)
Selectivity .......................................................

≥

80 dB (±400 kHz)

Stereo Separation ....................................................40 dB (1 kHz)

AM tuner section

Frequency Range (10 kHz space).....................530 kHz -1700 kHz
Usable Sensitivity (S/N: 20 dB) ..............................28 dBµ (25 µV)

Cassette player section

Tape Speed ..............................................................4.76 cm/sec.
Wow & Flutter.....................................................0.08 % (WRMS)
Frequency response (±3 dB)

(KRC-408/308S: 70µV) ...................................30 Hz -18 kHz
(KRC-38R: 120µV) ..........................................30 Hz -14 kHz

Separation ...............................................................43 dB (1 kHz)
Signal to Noise ratio (KRC-408/308S)

(Dolby NR OFF) ..........................................................57 dB
(Dolby B NR ON) ........................................................65 dB

Signal to Noise ratio (KRC-38R) ...........................................54 dB

Audio section

Preout Level(mV)/Load .........................................1800 mV/10 k

Ω

Preout Impedance ............................................................

≤

600 

Ω

Maximum output power .................................................40 W x 4
Full Bandwidth Power (at less than 1% THD) .................20 W x 4
Tone action

Bass ............................................................100 Hz ±10 dB
Treble ..........................................................10 kHz ±10 dB

General

Operating voltage (11 - 16V allowable) ................................14.4 V
Current Consumption ............................................................10 A 
Installation Size  (W x H x D) ..........................182 x 53 x 155 mm 

....................................................7-3/16 x 2-1/16 x 6-1/8 in.

Weight...................................................................3.1 lbs (1.4 kg)

Specifications subject to change without notice.

Specifications

KRC-408_U.S_K_ms r3  00.12.27 0:09 PM  Page 25

Summary of Contents for KRC-308S

Page 1: ... Cassette receiver For your records Record the serial number found on the back of the unit in the spaces designated on the warranty card and in the space provided below Refer to the model and serial numbers whenever you call upon your KENWOOD dealer for information or service on the product Model KRC 408 308S 38MR Serial number CASSETTE RECEIVER INSTRUCTION MANUAL KRC 408 K Cover 00 12 29 1 58 PM ...

Page 2: ...tures Playing Cassette Tapes 11 Tape Advance 12 Fast Forwarding and Rewinding Cassette Tapes 12 Using Dolby B Noise Reduction 12 Switching Tape Types 12 Blank Skip 12 Music Repeat 13 External disc control features Playing Disc mode 14 Fast Forwarding and Reversing Disc Play 14 Track Search 14 Disc Search 15 Track Disc Repeat 15 Track Scan 15 Disc Scan 15 Random Play 16 Magazine Random Play 16 Inst...

Page 3: ...oo much dust or the possibility of water splashing Do not set the removed faceplate or the faceplate case in areas exposed to direct sunlight excessive heat or humidity Also avoid places with too much dust or the possibility of water splashing To prevent deterioration do not touch the terminals of the unit or faceplate with your fingers Do not subject the faceplate to excessive shock as it is a pi...

Page 4: ...ality Clean the tape head using a cleaning tape or cleaning kit designed for use in car audio systems Handling Cassette Tapes Do not play a cassette whose tape has gone slack In such a case wind it tight using a pencil or the like in one of the spools Playing slack cassette tapes can result in the tape tangling around the capstan and or pinch rollers causing trouble Do not play a deformed cassette...

Page 5: ... switches to the next mode from any mode which cannot be used NOTE Tuner mode Tape mode External disc control mode Standby mode Switching Modes Turning on the power Press the SRC source button Turn the power on before carrying out the following procedures Turning off the power Press the PWR OFF button for at least one second NOTE Power General features 5 SRC EJECT LOUD SCAN B S RDM REP DISC DISC P...

Page 6: ...unction bass center frequency bass level bass quality factor bass extension treble center frequency and treble level setting Their setting values are different depending on the setting of the mobile preset plan mode NOTE 3 2 1 You can recall the best audio setting preset for different types of the music ec4 dB Sound Coordinate This function amplifies low and high tones when the volume is turned do...

Page 7: ...s are returned to original levels NOTE 4 3 2 Function of the KRC 408 This function allows you to adjust the setting that is recalled with the sound coordinate system according to types of speakers Press the SRC button repeatedly to select the standby mode OFF is displayed when the standby mode is selected 1 Mobile Preset FD Adjust the fader level Setting values Front 15 Rear 15 BL Adjust the balan...

Page 8: ...r theft Removing the Faceplate Press the release button The faceplate is unlocked allowing you to detach it The faceplate is a precision piece of equipment and can be damaged by shocks or jolts For that reason keep the faceplate in its special storage case while detached Do not expose the faceplate or its storage case to direct sunlight or excessive heat or humidity Also avoid places with too much...

Page 9: ...nd manual tuning The AUTO indicator lights up only when auto seek tuning is selected Auto Seek Tuning Press the button to seek higher frequencies Press the 4 button to seek lower frequencies Manual Tuning Press the button to increase the frequency by one step Press the 4 button to decrease the frequency by one step The ST indicator lights up when stereo broadcasts are being received NOTE 4 3 2 1 T...

Page 10: ... at least two seconds to start auto memory entry The numbers of the preset station buttons are shown in order When all the stations in a certain band are stored in the preset memory the auto memory entry stops The tuner then plays the last station received Recalling a Preset Station Press the preset station button 1 6 for the desired station The number of the recalled station is displayed 2 1 Auto...

Page 11: ...at least one second The tape stops playing and the cassette ejects Remove a cassette from the unit when not listening to it for a while If you leave it in the unit too long the tape may stick to the tape head and cause unit malfunction The tape counter is not exact but only represents an approximation of the elapsed time NOTE Playing Cassette Tapes Cassette player features 11 SRC EJECT SCAN B S RD...

Page 12: ...ss the B NR button to switch Dolby B NR on and off The B NR indicator lights up when it is turned on Using Dolby B Noise Reduction Fast Forwarding Tapes Press the FM button Rewinding Tapes Press the AM button Canceling Press the 23 button Normal tape play will begin Fast Forwarding and Rewinding Cassette Tapes Rewinds to the beginning of the track currently being listened to or fast forwards to th...

Page 13: ... preceding it the space between tracks However when the blank space lasts for less than four seconds or contains noise this function may not operate correctly Furthermore sections that are recorded at low levels may trigger the function if they last for four seconds or more NOTE Music Repeat 13 SRC EJECT SCAN B S RDM REP DISC DISC LOUD PWR OFF A ADJ B NR D SCN MTL M RDM CRSC AUTO AME ADJ CLK SRC D...

Page 14: ...not use reverse play between tracks depending on the model being connected Instead the reverse play function is canceled when it reaches the beginning of a track at which point normal play will automatically resume NOTE Fast Forwarding Disc Play Hold down on the button Release your finger to play the disc at that point Fast Forwarding and Reversing Disc Play This function permits the connection of...

Page 15: ...the scan and keep on listening to a track normally The track scan function is canceled when you eject the disc The track scan function only scans each track on a disc once NOTE Track Scan Repeat playing the track or the disc currently being listened to Turning Repeat Play On Off Press the REP button to switch repeat track disc play on and off as follows The REP indicator lights up when repeat play...

Page 16: ...This function is not available with the following models KDC C200 C300 C400 C301 C401 NOTE 1 Magazine Random Play Play all the tracks on the current disc in random order Press the RDM button to switch random play on and off The RDM indicator lights up when random play is turned on The track number will change over and over in the display as the next track is being selected When the track has been ...

Page 17: ...with a constant voltage supply as with battery wires the battery may die If the console has a lid make sure to install the unit so that the faceplate will not hit the lid when closing and opening If the fuse blows first make sure the wires aren t touching to cause a short circuit then replace the old fuse with one with the same rating Do not let unconnected wires or terminals touch metal on the ca...

Page 18: ...eft output White Rear right output Red Fuse 10A KENWOOD disc changer control input Wiring harness Accessory1 White Black Gray Black Green Black Purple Black White Gray Green Purple To front left speaker To front right speaker To rear right speaker To rear left speaker Power control Motor antenna control wire Blue White Ignition wire Red Battery wire Yellow Ground wire Black To car chassis Ignition...

Page 19: ...During installation do not use any screws except for those provided The use of different screws might result in damage to the main unit Damage may occur if a screwdriver or similar tool is used with excessive force during the installations 2CAUTION Refer to the section Removing the hard rubber frame P 20 and then remove the hard rubber frame Align the holes in the unit two locations on each side w...

Page 20: ...Accessory4 Removing the Unit Lower the removal tool toward the bottom and pull out the unit halfway whilst pressing towards the inside 4 Pull the unit all the way out with your hands being careful not to drop it 5 Be careful to avoid injury from the catch pins on the removal tool 2CAUTION Catch facing up Refer to the section Removing the hard rubber frame P 20 and then remove the hard rubber frame...

Page 21: ...than the one specified If you screw it in another hole it will contact and may cause damage to the mechanical parts inside the unit 2CAUTION If you want to fasten the faceplate to the main unit so that it does not fall off screw in the provided screw ø4 16 mm in the hole shown below KRC 408_U S_K_ms r3 00 12 27 0 09 PM Page 21 ...

Page 22: ...peaker wires so that each output terminal is connected to a different speaker One of the speaker wires is being pinched by a screw in the car Check the speaker wiring The antenna control wire is not connected Connect the wire correctly referring to the section on Connecting Wires to Terminals Radio reception is poor The car antenna is not extended Pull the antenna out all the way The power does no...

Page 23: ...Try another disc instead The sound skips Something is touching the disc changer Remove whatever is touching it The CD is scratched or dirty If skipping happens at the same place when the car is stopped something with the CD is wrong Clean the CD The display shows that the changer is being played but no sound can be heard The specified track will not play Random play or magazine random play has bee...

Page 24: ...malfunctioning for some reason Press the reset button on the unit If the E 77 code does not disappear consult your nearest service center E 77 The protective circuit in the unit activates when the temperature inside the automatic disc changer exceeds 60 C 140 F stopping all operation Cool down the unit by opening the windows or turning on the air conditioner As the temperature falls below 60 C 140...

Page 25: ...esponse 3 dB KRC 408 308S 70µV 30 Hz 18 kHz KRC 38R 120µV 30 Hz 14 kHz Separation 43 dB 1 kHz Signal to Noise ratio KRC 408 308S Dolby NR OFF 57 dB Dolby B NR ON 65 dB Signal to Noise ratio KRC 38R 54 dB Audio section Preout Level mV Load 1800 mV 10 kΩ Preout Impedance 600 Ω Maximum output power 40 W x 4 Full Bandwidth Power at less than 1 THD 20 W x 4 Tone action Bass 100 Hz 10 dB Treble 10 kHz 1...

Page 26: ...KRC 408_U S_K_ms r3 00 12 27 0 09 PM Page 26 ...

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