Nakamichi NQ821B CD Receiver User Manual

June 5, 2024
Nakamichi

NQ821B CD Receiver
User Manual

YOUR CD RECEIVER

Dear Customer,
Congratulations on purchasing our Nakamichi mobile system product for your sound system.
This product has been designed and manufactured to Nakamichi’s exacting standards to ensure many years of audio enjoyment. For the best performance, we recommend that you have your Nakamichi product installed by an authorized Nakamichi dealer.
If you would like to install this product on your own, we recommend for you go through this manual to familiarize yourself with all the installation requirements and procedures. If you encounter any issues or if you have any questions on the operation of this product, please contact your nearest authorized Nakamichi dealer for assistance, or you may also contact us through our website or social media channels.
Installation of your Product
In today’s modern vehicles, it is very easy to cause damage to existing systems through improper installation. Please follow and scrutinize all wiring diagrams to ensure that you have connected everything in its proper place.
If you find yourself uncomfortable or unfamiliar with understanding the wiring and installation diagrams or testing instructions, do contact your nearest Nakamichi dealer to perform the installation for you.
Safety Warnings and Considerations

  • Clean only with o dry cloth or other similar materials.
  • Install your product in a dry, well-ventilated location that does not interfere with your vehicle’s safety equipment.
  • Do not block any ventilation openings when installing this product.
  • Do not mount the product in the engine compartment of your vehicle or in any areas of extreme heat such as mufflers, silencers, exhaust pipes or other heat-producing apparatus.
  • Securely mount the product so that it does not come loose in the event of a collision or as a result of repeated vibrations that might occur during normal operation.
  • Installation of the apparatus must be done with great care to prevent damage to your vehicle’s fuel lines, power, and other electrical wiring, hydraulic brake lines, and other systems. If possible, always visit your nearest Nakamichi dealer to perform the installation.
  • Do not run any wiring outside or underneath the vehicle. Keep all wires inside the vehicle.
  • Take the necessary precautions when making connections to the vehicle’s battery to avoid any potential shock.
  • Protect all system wires from sharp edges by carefully routing them, always use rubber grommets to protect wiring and cables whenever you are installing them through metal openings.
  • Secure all wiring using cable ties or wire clamps to protect them from moving parts and sharp edges
  • This apparatus shall not be exposed to dripping or splashing. and no object filled with liquids shall be placed on the apparatus.
  • Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as the power input terminals are damaged, liquid has been spilled or objects have fallen into the apparatus, or the apparatus has been exposed to rain or moisture. does not operate normally, or has been dropped.
  • Fuses shall be replaced only with the correct type and fuse value, and only when the apparatus is powered off.
  • Exposure to high sound pressure levels may lead to permanent hearing loss. Take every precaution to protect your hearing.
  • This product is designed specifically for use with 12 volts, negative ground electrical systems only. Using this product in systems with the positive ground and/or voltages other than 12V may result in damage to the product and your system.

Warranty Considerations
Nakamichi warrants this product to be free of defects in materials and workmanship for a period stated by your country’s authorized Nakamichi distributor. This warranty is not transferable and applies only to the original owner who has purchased from an authorized Nakamichi dealer or distributor.
Damage caused by the following is not covered under warranty: accident, misuse. abuse, product modification or neglect, failure to follow installation instructions, unauthorized repair attempts, misrepresentations by the seller. This warranty does not cover incidental or consequential damages and does not cover the cost of removing or reinstalling the unit(s). Cosmetic damage due to accident or normal wear and tear is not covered under warranty.
The warranty is void if the product’s serial number has been removed or defaced.

ACCESSORY LIST

1. User Manual 1 pc 2. CD Receiver 1 pc
3. ISO Male Connector 2pcs 4. Metal Accessories lset
5. Remote Control 1 pc 6. Disassemble Tool 2pcs

Dimensions ( Unit: mm)

COMPONENTS

REMOVE PANEL

REMOTE CONTROL

  1. Eject CD, Band, Disp(Display clock time and other info.)
  2. The volume knob, SEL(Push for Audio/Menu Setting)
  3. Disc Slot
  4. Mute, AS(Auto Store Preset Station)
  5. Tune/Track Up, fast forward
  6. Hands-free Microphone
  7. IR Remote Sensor
  8. LCD Display
  9. USB Port
  10. Power on/off, Mode(Source)
  11. Answer Call, End Call(Long press)
  12. Tune/Track down, reverse
  13. Preset #1, Play/Pause
  14. Preset #2, Intro Scan
  15. Preset #3, Repeat
  16. Preset #4, Random
  17. Preset #5, Folder Down, Jump 10 Track backward
  18. Preset #6, Folder Up, Jump 10 Track forward
  19. Aux Input Socket
  20. Release (For detach the front panel)
  21. Reset

WIRING DIAGRAM

| Color| Function
---|---|---
A| Red| Ignition Cable
Black| Ground Cable
Blue| ANT Automatic
Yellow| Power Supply
B| Green Green/Black| Rear Left Speaker(+) Rear Left Speaker(-)
White White/Black| Front Left Speaker(+) Front Left Speaker(-)
Grey Grey/Black| Front Right Speaker(+) Front Right Speaker(-)
Violet Purple/Black| Rear Right Speaker(+) Rear Right Speaker(-)

GENERAL OPERATION

Power On/Off

  • Press any button to turn the unit on.
  • Press and hold the /MODE button to turn the unit off.

Removing The Front Panel
Press the RELEASE button to detach the front panel.
Volume Up And Down
Rotate the Volume knob to adjust the volume level.
Mute On/Off
Briefly press the button to toggle mute on or off.
Changing The Modes
Press the   /MODE to select between Radio, Disc, USB(with USB device inserted), AUX-IN(auxiliary input) and BT(Bluetooth) modes.
Setting The Audio/Menu

  • Press the Volume(SEL) button momentarily to select between the audio/ menu functions: BASS, TREBLE, BALANCE, FADER, EQ USER/FLAT/ CLASSIC/ROCK/POP, LOUD OFF/ON, BEEP OFF/ON, CLOCK 24/12, CLOCK SETTING, BT MENU/AUTO, DISTANT/LOCAL, STEREO/MONO, AREA EU/US/AS/RU.
  • Rotate the Volume knob to adjust or activate your desired function /audio.

Display

  • With the unit on, press and hold DISP to display clock time.
  • Press and hold DISP to toggle display between various displayed

Auxiliary Input Jack

Using a 3.5mm cable to connect an external device such as MP3 players, CD players etc. to the auxiliary input jack on front panel. Then you can hear the sound of other playback devices such as MP3 players, CD players etc. through your car speakers.
Reset
Push the RESET button(behind the front panel) with a thin object with a pointed end to reset the unit back to the factory default settings.

**RADIO OPERATION

**

Switch Between Europe /USA/Asian/Russian Frequency
In radio mode, press the Volume button momentarily to choose the “AREA EU/US/AS/RU” item, then rotate it to switch between EU(europe),US(USA), AS(Asian), RU(Russian) frequency.
The system will change the frequency setting in about 3 seconds.
Change Bands
In radio mode, shortly press the BAND/DISP to select between the FM1, FM2, FM3 and AM1 (MW1), AM2(MW2) bands.
To Store / Recall Preset Stations
The radio can be stored in 6 preset stations for each band (FM1, FM2, FM3, AM1 and AM2) for a total of 30 preset stations.
– To memorize a station:
Press and hold the desired preset buttons (1-6) to save a radio station.
– To recall a preset station:
Briefly press the respective station button (1-6) to recall the corresponding preset station.
Manual Tuning
In the radio mode:
Briefly press the > >I or I << button to search the next or previous frequency step by step.
Seek Tuning
In radio mode:
Press and hold the > >l or l << button to seek to next or previous strong station.
Automatic Store Preset Station
Press and hold AS for more than 2 seconds to store 18 FM stations and 12 AM(MW) stations automatically

Item Selectable Setting
RDS On/Off Shortly press the Volume button to choose the “AREA EU” Station.

The system will change to the frequency setting within 3 seconds.
PTY (Program type)| Once into the PTY mode, press the get into program type item, and rotate the volume knob to the selected category.
Available Program Type:
POP M; ROCK M; EASY M; LIGHT M; CLASSICS; OTHER M;Jul M; COUNTRY; NATION M; OLDIES M; FOLK M; A-TEST; ALARM; NEWS; AFFAIRS; INFO; SPORT; EDUCATE; DRAMA; CULTURE; SCIENCE; VARIED; WEATHER; FINANCE; CHILDREN; SOCIAL; RELIGION; PHONE IN; TRAVEL; LEISURE; DOCUMENT
AF (Alternate Frequencies)| ON: The unit will be searching for another station with a stronger signal, but with the same program identification as the current station automatically. OFF: Cancel
TA (Traffic Announcement)| ON: When there is a traffic announcement, the unit switches to the tuner mode (regardless of the current mode) and begins to broadcast the announcement on traffic conditions. When the traffic announcement is over, it returns to the previous mode.
OFF: Traffic announcement does not cut in.

**CD/USB OPERATION

**

Insert CD
With the label facing up, insert a standard size CD into the CD slot. Playback will begin automatically.
Eject CD
Press A (Eject button) to eject the CD.
USB Connection
If you would like to playback files contained in a USB stick, please insert the stick into the USB port. The MP3/WMA and other music files will be played automatically.
Note: The USB port of this car radio is also designed for charging for iPhone/Android mobile phone. The charging current consumption is 1 ampere.
Select Next Track Or Previous Track
In the CD/USB mode, briefly press the > >l or I << button to play the next or previous track.
Fast Forward/Reverse
Press and hold the > >1 or I << **** button to fast forward or reverse a track.
Play / Pause
Press the button to interrupt the CD/USB playback (pause function). Press this button again to continue the playback.
Introduction Scan
Press INT to play the first 10 seconds of each track on CD/USB. Press again to cancel the INT function.

  • INT ON – Plays the first 10 seconds of each track.
  • INT OFF – Cancels the INT function.

Repeating The Track
Press RPT to toggle between RPT FLD, RPT ALL, and RPT ONE.

  • RPT FLD – Continuously repeats all files in the current folder.
  • RPT ALL – Plays all tracks on CD/USB device.
  • RPT ONE – Continuously repeats the selected track

Playing All Tracks In Random

Press RDM to play songs in random order, and press again to cancel the RDM function.

CD/USB OPERATION

  • RDM ON – Plays all tracks in random order.
  • RDM OFF – Cancels the RDM function.

Folder/Track Navigation

  • Press the  button to select the previous or the next folder. Folder access is only available on devices with more than one folder.
  • Press and hold the rear  buttons to jump 10 tracks backward or forward. It is required that over 10 tracks be available on the storage medium.

**BLUETOOTH OPERATION

**

Pair And Connect
Before using the Bluetooth device as a handsfree system for a Bluetooth enabled mobile phone for the first time, you must pair and connect the two devices as follows:

  1. In any mode, prior to pairing and connecting, the BT logo on the LCD indicates that no device is connected. The head unit broad­casts the pairing signal constantly when no devices are connected. Activate the Bluetooth on your device before beginning the pairing
  2. When your phone finds the car audio system, the ” NQ821B” name will be displayed on your phone screen.
  3. Choose the ” NQ821 B ” from your mobile phone list to pair and connect with the car audio system. Upon confirming, the BT logo will stop flashing.
  4. When pairing is complete, the mobile phone audio will auto­matically transfer to the car audio system whenever a call is made or received, or when the mobile phone plays music.

Note:
For more details of Bluetooth pairing, please refer to the owner’s manual for your mobile phone.
Make A Call

  • To make a call, dial the call directly from the paired mobile phone.

Redial Last Dialed Number
Press and hold the button to redial the last dialed phone number. Press the button to activate the SIRI function.
Answer A Call

  • When the mobile phone is called, the incoming telephone number displays on the LCD display, press the **** button to answer the incoming call.

Reject Or End A Call
Press the buttons to reject, press and hold the  to end the call.
Switch Audio Between Car Audio And Mobile Phone
During a call, press the  button to switch the audio source from the car audio system back to your mobile phone.
Adjust Call Volume

  • During a call, use the Volume knob or VOL+/VOL- button to adjust the call volume level.
  • Use the MUTE button to mute the sound.

Audio Streaming (A2DP)
The head unit supports A2DP wireless streaming audio from a Bluetooth mobile device directly to your head unit.
The following functions can be used to control the music:

  • Press the > >1 button to skip to the next available audio track.
  • Press the l << button to skip to the previous audio track.
  • Press the button to toggle between play and pause during music playback.

APP OPERATION

Using the application from NAKAMICHI, you can wireless remote control the car audio of the NQ821 B head unit with Apple & Android devices.
Please go to the APPLE APP Store or Google Play Store and search the NAKAMICHI app, after downloading the APP, install it on your Apple & Android devices.
Connect your smartphone to NQ821 B through Bluetooth, then tap the APP and turn on it on your smartphone.
Now you can control the audio and the RDS function (Optional) of the NQ821 B head unit by your smartphone.

SPECIFICATIONS

GENERAL

Power Supply Requirement:
Maximum Power Output :
Speaker Impedance :
Unit Dimensions(WxHxD) :
Weight:
Fuse :| DC 12V
50W X 4CH
4 – 8 Ohm
178 X 160 X 50 mm 1.3 kg
10 A
RADIO
FM
Frequency Range:
Channel Step:
AM
Frequency Range:
Channel Step:| 87.5 MHz – 107.9 MHz (USA) 87.5 MHz – 108.0MHz (EUROPE) 200 KHz(USA)
50 KHz(EUROPE)
530 KHz – 1710 KHz (USA)
522-1620 KHz(EUROPE) 10 KHz(USA)
9 KHz(EUROPE)
CD/USB
Usable Audio Formats: USB Port Type:
USB Charging:
Frequency Response: S/N Ratio:| CD/MP3/WMA
2.0 5V/1A
20 Hz – 20KHz 60dB
BT
Supported Bluetooth Profiles: Frequency Range:| A2DP, AVRCP, HFP 2.4GHz spectrum

FCC WARNING
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
PRECAUTIONS ON POWER SUPPLY AND SPEAKER CONNECTIONS:
Do not connect the speaker leads of the power cord to the car battery; otherwise,the unit will be seriously damaged. BEFORE connecting the speaker leads of the power cord to the speakers, check the speaker wiring in your car.

FCC WARNING

This device complies with Pal 15 of the FCC Rules. Operation is subject to the following two conditions: ( 1 ) this device may not cause hownful interference. (2) this device must accept any interference received, including interference that may cause undesired operation.
Caution: The user is cautioned that changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in o particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
—Consult the dealer or an experienced radio/TV technician for help.

http://www.nakamichicaraudio.com

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FOR COMPLETE AUDIO SETTINGS INSTRUCTIONS
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