Ricoh FT5535 Service Manual page 176

10.10 VERTICAL MAGNIFICATION ADJUSTMENT (SP4-008)
When:
Purpose:
Adjustment standard:
How:
1. Place a 150 mm scale on the exposure glass perpendicular to the left scale.
2. Make a full size copy.
3. Check whether vertical magnification is within the adjustment standard.
4. If vertical magnification is not correct, go through the following steps.
1) Enter SP4-008.
2) Change the vertical magnification setting displayed in the reduce/enlarge
indicator. Use the number keys and follow these rules:
If the copy image is too short, increase the setting
If the copy image is too long, decrease the setting
NOTE: SP4-008 can be set between 0 and 32. Vertical magnification
changes 0.1% per step.
3) Leave the SP mode.
4) Check whether vertical magnification is correct or not. If it is not, repeat the
above steps from (1) to (3).
FT5535/4527/4522
If vertical magnification is not within the adjustment
standard.
To maintain proper vertical magnification.
Less than ±1.0% difference between original and
copy.
SP4-008 changes the scanner speed compensation.
5-60 FSM