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SECTION 5 TEST MODE
[Test Mode 1] � Step1 (Test mode 1 setting methods) 1. Connect TP445 (CD TEST 1) to the TP444 (GND). 2. Insert external power supply. � Step2 (Operation in the test mode 1) 1. The CD auto adjustment is not performed, but LCD test mode is displayed. Also, ESP is placed in OFF state and it does not turn ON. 2. The sled is operating while the > or . key is pressed. At this time, the spindle and tracking servos turn OFF. 3. The focus search is performed until the focus becomes OK, if the [CD u ] key is pressed. At this time, the spindle and tracking servos turn OFF. Also, when the focus becomes OK, the optical pick-up moves to almost center of 12 cm disc. 4. The spindle and tracking servos turn ON when the [BAND] key is pressed. Also, the mute turns OFF if the data is correct. � Step3 (Resetting of test mode 1) 1. Remove external power supply. 2. Disconnect TP445 (CD TEST 1) and TP444 (GND). [Test Mode 2] � Step1 (Test mode 2 setting methods) 1. Connect TP447 (CD TEST 2) to the TP444 (GND). 2. Insert external power supply. � Step2 (Operation in the test mode 2) 1. The CD auto adjustment is performed. Also, the ESP can be turned ON or OFF. 2. The sled is operating while the > or . key is pressed. At this time, the spindle and tracking servos turn OFF. 3. The focus search is performed until the focus becomes OK, if the [CD u ] key is pressed. At this time, the spindle and tracking servos turn OFF. Also, when the focus becomes OK, the optical pick-up moves to almost center of 12 cm disc. 4. The spindle and tracking servos turn ON when the [BAND] key is pressed. Also, the mute turns OFF if the data is correct. 5. The pickup jumps by one track if > or . key is pressed when the spindle and tracking servos turn ON, or it jumps continuously if the key is kept pressed. Also, if the [PRESET] key is pressed, the following operation is performed. [PRESET 1] 1 track jump [PRESET 2] 4 track jump [PRESET 3] 16 track jump [PRESET 4] 32 track jump [PRESET 5] 256 track check 6. The pickup jumps to the second music and the test mode is released, if [CD u] key is pressed when the spindle and tracking servos turn ON. [Test Mode 3] � Step1 (Test mode 3 setting methods) 1. Connect TP448 (CD TEST 3) to the TP449 (GND). 2. Insert external power supply. � Step2 (Operation in the test mode 3) 1. The same operation as in test mode 2 is performed. However, the LCD test mode is displayed same as in test mode 1.
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