Aiwa CSD-TD49 - Optical Block Replacement Precautions

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PRECAUTION TO REPALCE OPTICAL BLOCK (KSM-213 RDM) -1/1
1) After the connection, remove solder shown in
the right figure.
Body or clothes electrostatic potential could ruin
laser diode in the optical block. Be sure ground
body and workbench, and use care the clothes
do not touch the diode.
Solder