Boss Audio Systems 620CA User Manual
Boss Audio Systems 620CA User Manual

Boss Audio Systems 620CA User Manual

In-dash cd receiver

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Summary of Contents for Boss Audio Systems 620CA

  • Page 2: Buttons Location And Functions

    1. BUTTONS LOCATION AND FUNCTIONS PANEL MONO/ AUTOMATICALLY RELEASE STEREO STORE / PRESET BUTTON BUTTON SCAN BUTTON VOLUME AUDIO MUTE KNOB BUTTON BUTTON LO C A L / POWER DISTANT BUTTON BUTTON BAND/ DISPLAY SOURCE LOUDNESS BUTTON BUTTON BUTTON PRESET MEMORY BUTTONS (M1~M6) REMOTE PRESET CONTROL...
  • Page 3: Handling Compact Discs

    2. HANDLING COMPACT DISCS MOISTURE CONDENSATION On a rainy day or in a very damp area, moisture may condense on the lenses inside the unit. Should this occur, the unit will not operate properly. In such a case, remove the disc and wait for about an hour until the moisture has evaporated.
  • Page 4: Installation

    Before finally installing the unit, connect the wiring temporarily and make sure it is all connected up properly and the unit and system work properly. Use only the parts included with the unit to ensure proper installation. The use of unauthorized parts can cause malfunctions.
  • Page 5: Din Rear-Mount (Method B)

    Removing the unit Trim Plate Installation: Push the trim plate against the chassis until it is fitted. You must do this before you install the front panel, otherwise it can't be attached. DIN REAR-MOUNT (METHOD B) Installation using the screw holes on the sides of the unit. Fastening the unit to the factory radio mounting bracket.
  • Page 6: Detachable Control Panel (D.c.p .)

    Removing The Detachable Control Panel (D.C.P .). PANEL RELEASE BUTTON Attaching the DCP CAUTION DO NOT insert the D.C.P from the left side. Doing so may damage it. The D.C.P can easily be damaged by shocks. After removing it, place it in a protective case and be careful not to drop it or subject it to strong shocks.
  • Page 7 5. WIRING DIAGRAM (20 PIN HARNESS PLUG) FUSE 20-PIN AUDIO/POWER HARNESS (See Figure 1) LEFT FRONT WHITE-BLACK LF- WHITE LF+ LEFT REAR GREEN-BLACK LR GREEN LR+ WIRE COLOR FUNCTION/LABEL RIGHT FRONT SPEAKER (-) GREY/BLACK RIGHT FRONT SPEAKER (+) GREY VIOLET RIGHT REAR SPEAKER (+) RIGHT REAR SPEAKER (-) VIOLET/BLACK...
  • Page 8: Basic Operations

    6. BASIC OPERATIONS 1) PANEL RELEASE BUTTON (REL) Press this button to remove the control panel. 12) POWER ON/OFF BUTTON Press this button to turn on or off the power. 5) DISPLAY BUTTON (DISP) Press this button briefly, the LCD will display the clock for about 2 seconds, then return to previous display mode.
  • Page 9: Audio Operations

    7. AUDIO OPERATIONS 10) VOLUME KNOB Turn this knob to adjust desired volume level. 4) AUDIO BUTTON Press this button to select desired audio function. ORDER OF FUNCTION: VOLUME(VOL) -> BASS(BAS) -> TREBLE(TRE) ->BALANCE(BAL) ->FADER(FAD) While the selected function is displayed, turn Volume Knob to adjust the level within 5 seconds, otherwise the unit will return to volume adjustment mode.
  • Page 10: Radio Operations

    8. RADIO OPERATIONS 11) AUTO MEMORY STORE/PRESET SCAN BUTTON (AS/PS) 1. PRESET SCAN: Press AS/PS button briefly to enter Preset Scan mode, it will scan all the preset stations in the memories, you can hear that it will stay on each station for about 5 seconds. 2.
  • Page 11 9.CD OPERATIONS M1) PAUSE BUTTON (PAUSE) Press this button to pause CD play, press again to release pause. M2) SCAN BUTTON (SCAN) Press this button, the first 10 seconds of each track will be played sequentially until this button is pressed again, then normal play will resume at the current track. M3) REPEAT BUTTON (REPEAT) Press this button, the current track will be played repeatedly until this button is pressed again.
  • Page 12: Remote Control

    10.REMOTE CONTROL OPERATIONS: 1. Power 2. Audio 3. Volume Up/Down 4. Tuning Up/Down 5. Scan (SCN) 6. Band (BND) 7. Loc 8. Mute 9. Mono/ST (MO) 10. Numeric Key(1) 11. Mode (MOD) 12. AMS 13. PEQ 14. DISP Radio Mode Power On/Off Select Vol, Bas, Tre, Fad, Bal...
  • Page 13: Specifications

    11.SPECIFICATIONS CD PLAYER System Usable disc Sampling frequency No of quantization bits Frequency Number of channels S/N Ratio RADIO SECTION Frequency Range Intermediate Frequency Usable Sensitivity Stereo Separation S/N Ratio AM/MW Frequency Range Intermediate Frequency Usable Sensitivity S/N Ratio GENERAL Power Supply Polarity Speaker impedance...
  • Page 14: Troubleshooting

    12.TROUBLE SHOOTING Before going through the check list, check wiring connection. If any of the problems persist after check list has been made, consult your nearest service dealer. Symptom No power The car ignition is not on. The fuse is blown. Disc cannot be loaded Presence of CD disc inside or ejected...

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