TPS Setup: Right or Left
The value of the toner density sensor (also called toner patch sensor or TPS) is set at manufacturing. If a sensor is
replaced, enter the 32-digit hexadecimal toner density value (TPS) value from the bar code next to the sensor.
To enter the value:
1 Select TPS Setup from Diag Menu, and press Select .
2 Select Right or Left, and press Select.
TPS Right 1-16 or TPS Left 1-16 appears above a blinking 0 in the left position.
3 To enter a character or digit:
a Press Left to decrease or Right to increase the blinking value.
b Pause for several seconds without pressing any buttons. The blinking value becomes solid.
If the value is incorrect, then use Back to go back and reenter the number.
c Continue until the last value is reached.
d When the last of the 16 values is entered and becomes solid, TPS Right 17-32 or TPS Left
17-32 appears.
e Continue entering and pausing
4 After the 32nd number is entered and becomes solid, the number is automatically entered.
• If the number is incorrect, then Checksum does not match appears, and the original screen appears to
reenter the value.
If the number is correct, then Saving changes to NVRAM appears.
TPS Setup: Cal Ref Adj
The Cal Ref Adj is used with Reset Color Cal, which resets to a default value, Cal Ref Adj allows you to fine tune the TPS
function.
To set the Cal Ref Adj:
1 Select TPS Setup from Diag Menu, and press Select .
2 Select Cal Ref Adj, and press Select.
3 Select CMY or Black, and press Select.
4 Press Left to decrease or Right to increase the value.
The values can be -8 to +8, and the default value is 0.
5 To cancel and return to the menus, press Back
.
TPS Setup: Reset Color Cal
This setting allows the device to adjust the alignment of the color planes using pre-programmed default values.
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