Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems.

 
 
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Default Datasheets for Philips or JVC CD pickups

I'm looking for a datasheet with as much detail as possible on the
optical pickup in the JVC XL-FZ158BK. It's either from Philips or
Sony. The actual pickup is a "hologram laser" with 10 pins in a
flat package with the hologram part in the cover. What I'm after
is really the details of the optical arrangement to identify the
photodiode locations.

I has a normal edge-emitting laser diode with its beam reflected by a
really tiny prism. But I can't visually identify either the monitor
photodiode, or the phodiiodes in the PD array.

Here is a poor photo:

http://repairfaq.cis.upenn.edu/Misc/...oto-diodes.jpg

13,14,15,16 are pads for the laser diode.

B is the angled mirror face.

A is the flat top of the prism. It is not known what, if anything,
is below this.

Any information appreciated.

Thanks!

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Repair | Main Table of Contents: http://www.repairfaq.org/REPAIR/
+Lasers | Sam's Laser FAQ: http://www.repairfaq.org/sam/lasersam.htm
| Mirror Sites: http://www.repairfaq.org/REPAIR/F_mirror.html

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