Display; Toner Density; Fuser Temperature; Transcript Current - Konica Minolta bizhub 164 Service Manual

11. SERVICE MODE

11.6 DISPLAY

11.6.1

TONER DENSITY

A. Use
• To display the current output value of TCR sensor.
• Refer to the following table for actual T/C values.
• Used to check the T/C ratio when the image density is defective.
Display
11.6.2

FUSER TEMPERATURE

A. Use
• To display the temperature of the fusing unit.
11.6.3

TRANSCRIPT CURRENT

A. Use
• To display the transfer current output value.
11.6.4

TCR GAIN

A. Use
• To display the TCR gain value determined by TCR AUTO ADJUST.
<Conversion formula of TCR gain value to voltage>
TCR control voltage (V) =3.3 x 2 x [TCR gain value] / 256
11.6.5

PROCESS CONTROL

A. Use
• To display the Vg (Grid V.) and Vb (Bias V.) values.
11.6.6

MAIN F/W VER.

A. Use
• To display the main firmware (MFPB) version information.
11.6.7

ENGINE F/W VER.

A. Use
• To display the engine firmware (PRCB) version information.
110
80
100
130
135
140
145
Field Service Ver. 2.0 Jun. 2010
T/C
8.0%~8.4%
10.0%~10.4%
13.0%~13.4%
13.5%~13.9%
14.0%~14.4%
14.5%~14.9%