TOSHIBA hfe toshiba d-r4s kr4s service partial en free download

File name hfe_toshiba_d-r4s_kr4s_service_partial_en.pdf

FILE NO. 810-200531 SERVICE MANUAL DIGITAL VIDEO DVD VIDEO RECORDER D-R4SU D-R4SC D-KR4SU Mar., 2005 5 DOCUMENT CREATED IN JAPAN, Jul., 2005 LASER BEAM CAUTION LABEL When the power supply is being turned on, you may not remove this laser cautions label. If it removes, radiation of a laser may be received. PREPARATION OF SERVICING Pickup Head consists of a laser diode that is very susceptible to external static electricity. Although it operates properly after replacement, if it was subject to electrostatic discharge during replacement, its life might be shortened. When replacing, use a conductive mat, soldering iron with ground wire, etc. to protect the laser diode from damage by static electricity. And also, the LSI and IC are same as above. Ground conductive wrist strap for body. Soldering iron with ground wire or ceramic type 1M 9 Conductive mat The ground resistance between the ground line and the ground is less than 10 9 .