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Ricoh A172
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Tech Service Bulletin No. A172/A199 – 016
Page 4 of 17
Confirming Charge Grid Voltage
1.
Enter SP Mode Special Features, page 1
2.
Turn Process control OFF, by selecting RESET, under Auto Process Control Self Check as illustrated
below:
3.
Enter SP Mode Adjustment page 4 Setting for P-con OFF Mode. Note the original setting of BK under
the VG column, then set it to -400 volts as illustrated below:
NOTE:
Setting VG to a level other than -400, can cause an incorrect adjustment.
Continued…
CAUTION HIGH VOLTAGE
!
!!
!
Use caution when working in this area
Do not touch the meter, meter leads, or allow the leads to touch frame ground
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Adjust BK to
- 400 volts
BK
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M
-400

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