CDC-R304/X104EE/X204/X304/X444
Notes on CD-R/CD-RW discsz UNLEADED SOLDER
? You can play CD-Rs (recordable CDs)/CD-RWs (rewritabBoards requiring use of unleaded solder are printed with the leadle CDs)
designed for audio use on this unit.free mark (LF) indicating the solder contains no lead.
Look for these marks to distinguish CD-Rs/CD-RWs f(Caution: Some printed circuit boards may not come printed withor audio
use.the lead free mark due to their particular size.)
: LEAD FREE MARK
Unleaded solder has the following characteristics.
Y Unleaded solder melts at a temperature about 40!C higher than
These marks denote that a disc is not for audio use.ordinary solder.
Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time.
Soldering irons using a temperature regulator should be set to
about 350!C.
Caution: The printed pattern (copper foil) may peel away if the
heated tip is applied for too long, so be careful!
? Some CD-Rs/CD-RWs (depending on the equipment used fYStrong viscosityor
its recording or the condition of the disc) may not play on thisUnleaded solder is more viscous (sticky, less prone to flow)
unit.than ordinary solder so use caution not to let solder bridges
? You cannot play a CD-R/CD-RW that is not f?.inalizedoccur such as on IC pins, etc.
YUsable with ordinary solder
? A process necessary for a recorded CD-R/CD-RW disc to beIt is best to use only unleaded solder but unleaded solder may
played on the audio CD player.also be added to ordinary solder.
EXTENSION CABLE AND SERVICE POSITION
When repairing or servicing this set, connect the jig (extension cable)
as shown below.
YConnect the MAIN board (CN301) and the SERVO board (CN1)
with the extension cable (Part No. J-2502-076-1).
MAIN BOARD
CN301J-2502-076-1
SERVO BOAR D
CN1
3 |
ACEC
