Scanner Unit; Overview - Ricoh JP3000 Service Manual

31 October 2001

SCANNER UNIT

6.3 SCANNER UNIT

6.3.1 OVERVIEW

[D] [C] [A] [F] [B]
[E]
C238D050.WMF
[A]: Exposure lamp
[B]: Charge coupled device (CCD)
[C]: First mirror
[D]: Second mirror
[E]: Third mirror
[F]: Lens
• The exposure lamp is a xenon lamp (DC 24V).
• Light reflected off the original is directed onto a CCD via the mirrors and the lens.
• The main-scan resolution is 600 dpi, because the CCD is 600 dpi. This model
always reduces the amount of scanned data to 300 dpi. (☛ 6.4.5)
• The sub-scan resolution is 300 dpi.
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