Konica Minolta BIZHUB 164 Service Manual

16. IMAGE QUALITY PROBLEM Field Service Ver. 2.0 Jun. 2010
156
bizhub 164
TROUBLESHOOTING
16.2.17 Printer section: Black spots
A. Typical faulty images
B. Troubleshooting Procedure
A09AF3C527DA
Step Check Result Action
1Toner is present along the paper path. YES•Clean.
2Drum is dirty or scratchy. YES•Clean or change.
3Tip of the drum paper separator finger is dirty, scratchy,
deformed, worn, or damaged.
YES • Clean or change.
4Fusing roller is dirty or scratchy. YES•Clean or change.
5Tip of the fusing paper separator finger is dirty, scratchy,
deformed, worn, or damaged.
YES • Clean or change fusing
paper separator fingers
and finger springs.
6The image changes when “VG ADJUST” is executed. YES • Readjust.
For details, see
ADJUSTING/SETTING.

Konica Minolta BIZHUB 164 Specifications

General

Print Technology	Laser
Print Speed	16 ppm
Print Resolution	600 x 600 dpi
Copy Speed	16 cpm
Copy Resolution	600 x 600 dpi
Scan Resolution	600 x 600 dpi
Paper Capacity	250 sheets
Interface	USB 2.0
Warm-up Time	29 seconds
Paper Input Capacity	250 sheets
Memory	32 MB
Type	Monochrome
Maximum Paper Size	A3
Duplex Printing	Manual
Network Connectivity	No
USB Connectivity	Yes
Paper Size	A5
Fax Resolution	Not applicable