Cd Test Mode - Aiwa XS-V30 Service Manual

CD TEST MODE

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1. How to Start the CD Test Mode
While pressing the FUNCTION button, insert the AC plug to the power outlet.
When the test mode is started, the message [TEST] is displayed.
2. How to Exit the CD Test Mode
Press the POWER button or disconnect the AC plug.
3. Function Descriptions and Application of the CD Test Mode
No Mode Operation
1 Start mode
2 Search STOP
mode button
3 Play mode Play button
4 Traverse PAUSE
mode button
TE
L 13942296513
5 Sled mode FF button
RWD button
6 Spindle REC button
mode
7 RF AGC TUNER/
mode BAND
button
*1: The driver IC heats up and the protection circuit starts working when the focus search is continued for 10 minutes or longer.
There can be a case that operations can not be performed correctly.
In such a case, turn off the main power. After cooling down the machine, restart the machine.
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*2: Be careful not to damage the gear because the sled motor rotates while the FF or RWD button is being pressed even if the
pick-up is located in the innermost track or the outermost track.
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Display
All indicators light • All FL indicators light
CD • LD illuminates all the time
• Focus search continuous
operations *1
• Spindle motor continuous kick
Normal • Normal playback
• If TOC cannot be read, focus
search is continued
Normal • Tracking servo OFF/ON
• Each time PAUSE button is
pressed, the tracking servo
repeats turning OFF/ON
TEST • Pickup moves to the inner
circumference *2
At the same time, lens kicks
to the inner circumference
TEST • Pickup moves to the outer
circumference *2
At the same time, lens kicks
to the outer circumference
All indicators light • The spindle motor rotates
forward (rough speed) by
pressing the button and
rotates backward by pressing
one more time and stops by
pressing again
AGC ON/OFF • Each time the “TUNER”
button is pressed, the AGC
repeats ON/OFF
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8
Function
• FL check
• Microprocessor check
• APC circuit check
• Laser current measurement
• Focus search waveform check
• Focus error waveform check
• Each servo circuit is checked
• DRF check
• Tracking balance check
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• Sled circuit check
• Tracking circuit check
• Mechanism operation check
• Pickup check
• Spindle circuit
• Spindle motor
• PU good/faulty check
• RF AMP circuit check
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Checking item
(DRF in the search mode is
ignored)
0 5 8 2 9 9 4 2 8
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