KENWOOD KDCX815
Service Manual

KDC-X915/X815/PS9016R/PS9080R
TEST MODE
13.Simplified method for clearing the security code (Only for type K)
(1) When code is requested, continue pressing VOL UP key for three seconds while pressing the DISP key. (.... disappear.) (2) Input "KCAR," using the remote controller (the same as the 98 Model) � Press Tenkey 5 twice and then press track-up key. (Inputting "K") � Press Tenkey 2 three times and then press track-up key. (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 into the Tuner Mode.

16.Initializing MASK KEY (returning to the default condition from MASK KEY approved state)
(1) While pressing the FM key and Preset 6 key at the same time, press RESET to enter the test mode. (2) "TRANSMIT 1" is displayed and the unit goes into MASK KEY request mode. The display at this point will be "**" instead of "[ ]". (3) Use MASK KEY release remote controller for more than three seconds. (4) When "TRANSMIT 2" is displayed, press the MASK KEY for more than three seconds for the second time. (5) When "APPROVED" is displayed, the MASK KEY is released and the demonstration mode is set. Then, the test mode is released, returning the unit into default condition.

17.Clearing from the MASK KEY
(1) While pressing FM key and Preset 6 key at the same time, press RESET to enter the test mode. (2) Press the AUDIO key for full one second to put the unit into the menu mode. (3) Select MASK KEY, using track up/down key. (4) Press on the FM key or AM key for full two seconds and the unit will display "TRANSMIT 1." (5) Point the MASK KEY release controller to the light receptor and press it for 3 seconds or longer. (Until the level display indicates full.) (6) When "TRANSMIT 2" is displayed, press MASK KEY for 3 seconds or longer for the second time. If "TRANSMIT 1" is displayed, start again from (5) above. (7) When "APROVED" is displayed, E2PROM is cleared. The unit goes back to the condition described in Line 14: Writing MASK KEY on line (E2PROM in initial condition)

14.Writing MASK KEY on line (E2PROM in initial codition)
(1) While pressing the FM key and Preset 6 key, press reset key to enter the test mode. (2) Press AUDIO key for full one second to put the unit into 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 "TRANSMIT 1." (5) Point the MASK KEY to the light receptor and press it for 0.5 second or longer. (6) When "TRANSMIT 2" is displayed, press MASK KEY for 0.5 second or longer. When this is conducted, the counter codes for the first time and the second time will not be compared. (7) When "APPROVED" is displayed, writing is completed. Time the demonstration mode is set and the test mode is released. Note: After an elapse of 30-minuite period, during which no code is written, an error is effected and the device will power off.

18.Other
� Automatic panel closing does not occur in case a TAPE, CD, or MD is inserted. � Panel is opened/closed when ATT key is turned On/Off. (A remote controller is used when turning 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 necessary features. � "CODE OFF" and other displays will not be issued when the power is turned on. � The dimmer of the FL model and contrast on the LCD model can be adjusted only for 0/5/10 by the UP/DOWN key.

15.Releasing MASK KEY requests (When reset or backup is off when MASK KEY is approved)
(1) When power is turned on, "TRANSMIT 1" is displayed and the unit goes into MASK KEY request mode. (2) Point the MASK KEY to the light receptor and press it for more than 3 seconds (until the level display indicates full) (3) When "TRANSMIT 2" is displayed, press the MASK KEY again for more than three seconds. At this point, when "TRANSMIT 1" is displayed, repeat the process in (2) above for the second time. (4) When "APPROVED" is displayed, MASK KEY is approved and the unit turns power on.

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