Kenwood KDC-X715 Service Manual

Also see for KDC-X715: Instruction manual

Contents

KDC-X715TEST MODE13. Simplified method for clearing the security code(Only for type K)(1) When code is requested, continue pressing VOL UPkey for three seconds while pressing the DISP key.( ••• disappear.)(2) Input "KCAR," using the remote controller (the sameas the 98 Model)• Press Tenkey 5 twice and then press track-up key.(Inputting "K")• Press Tenkey 2 three times and then press track-upkey. (Inputting "C")• Press Tenkey 2 once and then press track-up key.(Inputting "A")• Press Tenkey 7 twice and then press track-up key.(Inputting "R")(3) Then, the security is released and the unit goes intothe Tuner Mode.14. Writing MASK KEY on line (E2PROM in initial condi-tion)(1) While pressing the FM key and Preset 6 key, pressreset key to enter the test mode.(2) Press AUDIO key for full one second to put the unitinto the menu mode.(3) Select the "MASK KEY," using the FM key or AM key.(4) Press on the track up/down key to display "TRANS-MIT 1."(5) Point the MASK KEY to the light receptor and press itfor 0.5 second or longer.(6) When "TRANSMIT 2" is displayed, press MASK KEYfor 0.5 second or longer. When this is conducted, thecounter codes for the first time and the second timewill not be compared.(7) When "APPROVED" is displayed, writing iscomplated. time the demonstration mode is set andthe test mode is released.Note: After an elapse of 30-minute period, duringwhich no code is written, an error is effectedand the device will power off.15. Releasing MASK KEY requests (When reset orbackup is off when MASK KEY is approved)(1) When power is turned on, "TRANSMIT 1" is displayedand the unit goes into MASK KEY request mode.(2) Point the MASK KEY to the light receptor and press itfor more than 3 seconds (until the level display indi-cates full)(3) When "TRANSMIT 2" is displayed, press the MASKKEY again for more than three seconds. At this point,when "TRANSMIT 1" is displayed, repeat the processin (2) above for the second time.(4) When "APPROVED" is displayed, MASK KEY isapproved and the unit turns power on.16. Initializing MASK KEY (returning to the default con-dition from MASK KEY approved state)(1) While pressing the FM key and Preset 6 key at thesame time, press RESET to enter the test mode.(2) "TRANSMIT 1" is displayed and the unit goes intoMASK KEY request mode. The display at this pointwill be "**" instead of "[ ]".(3) Use MASK KEY release remote controller for morethan three seconds.(4) When "TRANSMIT 2" is displayed,press the MASKKEY for more than three seconds for the second time.(5) When "APPROVED" is displayed, the MASK KEY isreleased and the demonstration mode is set. Then,the test mode is released, returning the unit into de-fault condition.17. Clearing from the MASK KEY(1) While pressing FM key and Preset 6 key at the sametime,press RESET to enter the test mode.(2) Press the AUDIO key for full one second to put the unitinto the menu mode.(3) Select MASK KEY, using track up/down key.(4) Press on the FM key or AM key for full two secondsand the unit will display "TRANSMIT 1."(5) Point the MASK KEY release controller to the light re-ceptor and press it for 3 seconds or longer. (Until thelevel display indicates full.)(6) When "TRANSMIT 2" is displayed, press MASK KEYfor 3 seconds or longer for the second time. If"TRANSMIT 1" is displayed, start again from (5)above.(7) When "APPROVED" is displayed, E2PROM iscleared. The unit goes back to the condition describedin Line 14: Writing MASK KEY on line (E2PROM ininitial condition)18. Other• Automatic panel closing does not occur in case aTAPE,CD, or MD is inserted.• Panel is opened/closed when ATT key is turned On/Off.(A remote controller is used when tuning ATT on.)• The DNPP/SBF key of the remote controller (RC-510)is used for tuning the menu mode On/Off.• The OPEN/CLOSE key of the remote controller (RC-510) is used for tuning the audio mode On/Off.• The feed on the menu will be feeds only for necessaryfeatures.• "CODE OFF" and other displays will not be issued whenthe power is turned on.• The dimmer of the FL model and contrast on the LCDmodel can be adjusted only for 0/5/10 by the UP/DOWN key.6