Cd Test Mode - Aiwa CDC-MA01 Service Manual

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3. CD Test Mode Functions
Button for
Mode
Activation
Start Mode
Load/Unload
EJECT
Search RNDM
Mode
Play Mode REP 1
Traverse INT
Mode
STOP REP
Sled Mode
TUNE
• During search mode check, do not insert a disc.
• Press the REPEAT button to exit each mode.
TE
L 13942296513
Note 1: When the focus search mode is repeated more than 10 minutes, the driver IC may generate heat, activating the protection
circuit to stop the CD function. If this happens, turn off the power, wait for 10 minutes to release heat before restarting.
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Display
All lights are lit.
All lights are lit.
6
TOC READING
Track No.
5
Play time display
Level display
Track No. and play
time are displayed
3
All lights are lit.
4
All lights are lit.
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Operation
Checking
Continuous focus search.
PU lens repeats full swings. (Note 1)
Normal playback.
If TOC READ is unavailable, the
search mode function is on.
Pause status
Standby status
Pickup moves to the
outermost track.
Pickup moves to the
innermost track.
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Contents
Test mode starts.
All servo off
Laser on
VCC on
APC circuit check
Laser current measurement
Focus error waveform check
Focus servo
Tracking servo
CLV servo
Sled servo
Tracking servo OFF
All servo OFF
Laser ON/OFF
Sled servo
Mechanism function check
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9 9
2 8 9 9