KENWOOD KMD300
Manual de Servicio

KMD-300/GD2
TEST MODE
1.4 Test mode for MD Changer mechanism operation
1.4.1 How to enter the Test Mode for MD Changer mechanism operation After selecting the Test Mode selection mode, while the LED�s for the q, w, and e keys are lighting up, consecutively press the q, w, and e keys. The Test Mode for MD Changer mechanism operation can then be entered. During key input, the LED corresponding to the key goes out, enabling key input confirmation. After effective key input, when the Test Mode for the MD Changer mechanism operation is entered, all unlit LED�s will light up. In case of an error in key input, or no effective key input were conducted for ten or more consecutive seconds, the Test Mode selection mode is released. It is then necessary to restart from the setting for the Test Mode selection mode. Table 3 Test Mode input procedure for MD Changer mechanism operation Procedure and result 1 2 3 4 5 6 7 Status and Operation Key (result) / LED (� light up) q In Test Mode selection mode e key input w key input q key input Test Mode for MD Changer mechanism operation Elapse of ten seconds Release of the Test Mode selection mode � 7 � 7 � 5 K � 7 K K w � 7 � 4 K 7 K � 7 K K e � 3 K 7 K 7 K � 7 K K 1.4.2 Releasing the Test Mode for MD Changer mechanism operation The following methods release the Test Mode for MD Changer mechanism operation. Ideally, the condition after exiting the Test Mode should be the same as after resetting the hardware by means of the program. This, however, cannot always be achieved at present Below are ways to release the production line Test Mode selection mode. The system must always be reset after the final process in the Test Mode. When, however, desiring to enter the transport position, simply shut off the power after confirming that the mechanism will shift into the transport position. Remember that, when resetting after shifting into the transport position, the unit will return to the initial position. 1. By resetting the system 2. After setting this mode, no effective key input is made for ten seconds. 3. After entering the Test Mode, an ineffective key was pressed. 1.4.3 Initial condition of the Test Mode for MD Changer mechanism operation There is no special initial setting in the Test Mode. Nevertheless, to indicate that the Test Mode has been entered, all LED's installed on the q, w, and e keys will light up.

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