Sensors And Switches - Ricoh D109 Service Training

Slide 122
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Sensors and Switches

Practice these to learn how to troubleshoot the
sensors and switches:
Input check: This lets you check the condition
of most sensors and switches in the machine.
ID sensor analysis (SP 2221) lets you check
these:
» Vsg (displayed as Vg)
» Vsp (displayed as Vp)
» Power (displayed as PW. This is the power for the
light source.)
» Vsdp (displayed as Vg-Vp. This value does not have
any error conditions.)
» Vt
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