I must admit, I was very skeptical... $4.99 for a 74 page service manual. I've seen some very poorly scanned manuals on the Internet, but this one is VERY good quality! Even when zooming into 500%. Great Deal!
Thank You for fast delivery for the sheme.
Everything allright.
Thanks & best regards Franz
Text excerpt from page 3 (click to view)
Precaution to replace Optical block (KSS-213F)
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. 1) After the connection, remove solder shown in the right figure.