Ricoh FT5034, Service Manual

Page: 68 / 139

2. The toner supply control can be changed to C-Mode (fixed supply) or P-Mode
(detect supply) by SP mode (30).
The toner supply ratio is changed by the combined settings of DPS101-3, 4.
The default is 30% in P-mode.
DPS101
NO 1 2 MODE 3 4
Toner
Density
5 6
ON
FREE
RUN
SP
MODE
C MODE
3.5% OFF OFF
NORMAL OFF OFF
7% ON OFF
10.5% OFF ON
LOW ON OFF
14% ON ON
OFF NORMAL NORMAL P MODE
15% OFF OFF
HIGH OFF ON
30% ON OFF
45% OFF ON
HIGHER ON ON
60% ON ON
Set up procedure (P-Mode)
a. Set SP mode (30) to "10".
b. Leave SP mode.
c. DPS101-3: ON
DPS101-4: OFF
→
P-mode 30%.
3. The toner density can be changed by the changing the settings of DPS101-5 and
-6. The default is No 5: OFF, No 6: OFF, and the bias for the ID sensor pattern is
a constant 470 volts.
4. ID Sensor Monitor
a. Set SP mode (88) (Input Check) to "11".
b. Leave SP mode.
c. Select the ID sensor data monitor mode.
Interrupt key
→
1
→
Interrupt key = Vsp value
When the Enter/Recall key is pressed, Vsg is displayed.
d. Reset SP mode (88) (Input Check) to "10".
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