Ricoh SP 8400DN Field Service Manual page 1168

Ricoh a3 size black and white laser printer.

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4.Replacement and Adjustment

Paste the adjustment sheet(s) on the reference points located on the back side of the laser unit (two points on

the inside and/or one point on the front side).

A set of four sheets is provided as service parts. The number of sheets to be pasted depends on the

condition of the image.

If lines slant down to the left [A], paste one or two sheets on the front side.

If lines slant down to the right [B], paste one or two sheets at each position on the rear side.

Adjustable amount: 0.5mm – 0.6mm/sheet

Do step 1 and 2 again to check that there is no parallelogram image.

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