Yamaha CD-S2000 Service Manual page 3

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Laser Diode Properties
• Material:
SA-CD
CD
• Wavelength:
SA-CD
CD
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L 13942296513
Warning for power supply
The primary side of the power supply carries live mains voltage when the player is connected to the mains even when
the player is switched off !
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This primary area is not shielded so it is possible to touch copper tracks and/or components when servicing the player.
Service personnel have to take precautions to prevent touching this area or components in this area.
Note: .
The screws on the DVD mechanism may never be touched, removed or re-adjusted.
Handle the DVD mechanism with care when the unit has to be exchanged!
The DVD mechanism is very sensitive for dropping or giving shocks.
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Semiconductor laser (AlGaInP)
Semiconductor laser (AlGaAs)
650 nm
780 nm
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• Laser Output:
SA-CD
CD
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3 6 7 1 3 1 5
B, G models
co
.
CD-S2000
9 4 2 8
5 mW (max.)
7 mW (max.)
0 5 8 2 9 9 4 2 8
m
9 9
9 9
3