SHARP MONOCHROME FINAL EXAM
QUESTIONS AND ANSWERS GRADED A+
2025/2026
Which components make up the Primary system? - ANS LD PWB, Lens and Polygon mirror
The Fusing Belt Meandering Adjustment must be performed for the following cases. - ANS 1.
When you replace parts in the Fusing Unit
2. If SIM 6-8 results other than OK
Which Sensor detects when there is paper in Paper Feed Tray 2? - ANS C2PED
Which sensor detects movement of the fusing belt? - ANS FBMD
True or False: The LED DRV PWB illuminates the document with light so the CCD PWB can read
it. - ANS False
If the transfer roller loses the transfer bias voltage, what symptoms might you observe? -
ANS Blank or faint images on copies
The HV MC PWB interfaces with which PWB(s)? - ANS PCU PWB
What symptoms might you observe if the OPC drum cleaning blade failed to clean the surface of
the drum correctly? - ANS 1. Dark or dirty background on copies
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, 2. Dark lines in the lead to trail direction
3. Residual or ghost images from previous copies
Which combination will result in the starting of the Transport Roller Section? - ANS When
LTRC turns on with LPFM rotating
Which sensor detects paper size (Paper Feed Tray 1)? - ANS C1SS1
Which component sends image data that is converted into a laser signal? - ANS PCU PWB
What symptom might you observe if the development bias voltage applied to the developer
roller failed? - ANS No toner will be attracted to the drum, blank copies
How does the machine determine if toner needs to be added to the development unit? -
ANS Using pixel count and process control information
True or False: The Toner Filter prevents toner in the Developer Unit from spreading through the
ozone layer - ANS False
When performing the main charger grid bias voltage adjustment, how can the high voltage
output be verified? - ANS SIM mode
What service tool is necessary when performing a DSPF CCD calibration adjustment? -
ANS SIT chart
True or False: The STRRC Clutch controls the ON/OFF state of Transport Roller 2 - ANS False
True or False: The ORS PD PWB is responsible for outputting the Document Size Detection Signal
- ANS True
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
QUESTIONS AND ANSWERS GRADED A+
2025/2026
Which components make up the Primary system? - ANS LD PWB, Lens and Polygon mirror
The Fusing Belt Meandering Adjustment must be performed for the following cases. - ANS 1.
When you replace parts in the Fusing Unit
2. If SIM 6-8 results other than OK
Which Sensor detects when there is paper in Paper Feed Tray 2? - ANS C2PED
Which sensor detects movement of the fusing belt? - ANS FBMD
True or False: The LED DRV PWB illuminates the document with light so the CCD PWB can read
it. - ANS False
If the transfer roller loses the transfer bias voltage, what symptoms might you observe? -
ANS Blank or faint images on copies
The HV MC PWB interfaces with which PWB(s)? - ANS PCU PWB
What symptoms might you observe if the OPC drum cleaning blade failed to clean the surface of
the drum correctly? - ANS 1. Dark or dirty background on copies
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, 2. Dark lines in the lead to trail direction
3. Residual or ghost images from previous copies
Which combination will result in the starting of the Transport Roller Section? - ANS When
LTRC turns on with LPFM rotating
Which sensor detects paper size (Paper Feed Tray 1)? - ANS C1SS1
Which component sends image data that is converted into a laser signal? - ANS PCU PWB
What symptom might you observe if the development bias voltage applied to the developer
roller failed? - ANS No toner will be attracted to the drum, blank copies
How does the machine determine if toner needs to be added to the development unit? -
ANS Using pixel count and process control information
True or False: The Toner Filter prevents toner in the Developer Unit from spreading through the
ozone layer - ANS False
When performing the main charger grid bias voltage adjustment, how can the high voltage
output be verified? - ANS SIM mode
What service tool is necessary when performing a DSPF CCD calibration adjustment? -
ANS SIT chart
True or False: The STRRC Clutch controls the ON/OFF state of Transport Roller 2 - ANS False
True or False: The ORS PD PWB is responsible for outputting the Document Size Detection Signal
- ANS True
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
