Kenwood KDC-319/4019 Service Manual

Also see for KDC-5020: Instruction manual

Contents

Kenwood KDC-319/4019 Service Manual Manual pdf 7 page image

KDC-319/4019,50207TEST MODE1. How to enter the test modeWhile holding the Preset 1 and Preset 3 keys, reset theunit.2. How to exit from the test modeReset the unit, ACC OFF, power OFF and Paneldetached.(Note) The test mode cannot be terminated bymomentary power down.3. Initial status in the test mode• Sources : ALL OFF• Display : All segments are lit.• Volume : -10dB (displayed as "30")• Loudness : OFF• CRSC : OFF regardless of the presenceof switching function.• SYSTEM Q : Flat• BEEP : When pressing any keys, thebuzzer generates a beep at anytime.4. Special display in Tuner modeWhen any of the following messages is displayed inTuner mode, the F/E may be abnormal.• "TNE2P NG" : The EEPROM is set to thedefault (unstable values)because the F/E was shippedwithout passing through theadjustment process, etc.• "TNCON NG" : Communication with the F/E isnot possible.5. Forced switching of K3IEach press of the Preset 6 key in Tuner mode shouldswitch K3I from AUTO Forced Wide Forced Middle Forced Narrow AUTO.The initial status is AUTO and the display shows thesemodes as follows.• AUTO : FMA• Forced Wide : FMW• Forced Middle : FMM• Forced Narrow : FMN6. Test mode specifications of the CD receiver• Forced ejection is inhibited in the reset start operation.When the unit is reset while a CD is loaded in it, theCD is not recognized by resetting.• Each press of the Track Up key jumps to the followingtrack numbers:No. 9 No. 15 No. 10 No. 11 No. 12 No.13 No. 14 No. 9 (The cycle restarts from here.)• Each press of the Track Down key jumps to theprevious track number to the track being played.• When the number of total trucks of the MP3 disc is lessthan 9, 1st truck is played.7. Audio-related specifications• A short press of the Q key initiates the audioadjustment mode.• Pressing the * key on the remote initiates the audioadjustment mode.• Fader is selected to the initial item.• Continuous holding of a remote control key is inhibited.• Bass, Middle and Treble are adjusted in 3 steps of Min/ Center / Max with the Track Up/Down keys.• Balance is adjusted in 3 steps of Left Max / Center /Right Max with the Track Up/Down keys.• Fader is adjusted in 3 steps of Rear Max / Center /Front Max with the Track Up/Down keys.8. Menu-related specifications• A short press of the MENU key initiates the Menumode.• Pressing the DNPP/SBF key on the remote initiates theMenu mode.• Continuous holding of a remote control key is inhibited.9. Backup current measurementWhen the unit is reset while ACC is OFF (i.e. by turningBackup ON), the MUTE terminal goes OFF in 2 secondsin place of 15 second. (The CD mechanism is notactivated at this time.)10. Special display when the display is all onPressing the Preset keys while the power is ALL OFFdisplays the following information.• Security-related information1. Forced Power ON mode (All models)Even when the security (Mask key) is approved,resetting the unit while holding the ATT and Preset 4keys makes it possible to turn the power ON for 30minutes.After 30 minutes have elapsed, it is not possible toreturn to the previous condition unless the unit is resetagain.2. Method of registration of the security code afterEEPROM (Tuner Unit Ass'y) replacement (Codesecurity model)1. Enter the test mode. (See 1. How to enter the testmode)2. Press the MENU key to enter the Menu mode.Version display (8 digits, Month/Day/Hour/Minute)(Display) xxxxxxxx : System microcomputerShort press : View power ON time. (The All OFF period is not counted.)Long press/hold : Clear power ON time at the power ON time displaying.(Display) PON xxxxx Max. 65535 (hours)Short press : Display CD operation time.Long press/hold : Clear CD operation time at the CD operationtime displaying.(Display) CDT xxxxx Max. 65535 (hours)Short press : Display CD ejection count.Long press/hold : Clear CD ejection count at the CD ejectioncount displaying.(Display) EJC xxxxx Max. 65535 (times)Short press : Display Panel open/close count.Long press/hold : Clear Panel open/close count at the Panelopen/close count.(Display) PC xxxxxx Max. 655350 (times)[PRESET 1][PRESET 3][PRESET 4][PRESET 5][PRESET 6]