Ricoh J-P2 Service Manual page 221

17 January, 2003
Mode No.
3
(Class 1, 2, and 3)
107 6 LED Current R
7 Vsg avg bk
[Dev. g Target] Development Gamma Target ([Color])
120
Adjusts the development gamma by changing the Vref value used for toner density control.
Vref is automatically corrected so that the gamma measured during the process control
self-check becomes "the value set with this SP mode ± 0.15"
1 [K]
2 [Y]
3 [M]
4 [C]
121 [Dev. g Display] Development Gamma Display ([Color])
Displays the development gamma measured during the process control self-check.
1 [K]
2 [Y]
3 [M]
4 [C]
122 [Vk Display] Vk Display ([Color])
1 [K]
2 [Y]
3 [M]
4 [C]
123 [Vref Display] Current Vref Display ([Color])
1 [K]
2 [Y]
3 [M]
4 [C]
[Process Contr.] Process Control
125
1 ON/OFF
2 LD Control
PRINTER ENGINE SERVICE MODE
Function / [ Setting ]
*BCU Displays the ID sensor LED current adjusted
during Vsg adjustment.
[ 0 to 1025 / - / 1 ]
*BCU Displays the average black Vsg value of the
center ID sensor.
[ 0.00 to 5.00 / - / 0.01V/step ]
*BCU [ 100 to 300 / 190 / 1 mg/cm
*BCU [ 100 to 300 / 165 / 1 mg/cm
*BCU
*BCU
*BCU [ 0 to 10000 / - / 1 mg/cm2/KV /step ]
Normal Range: 1.00 to 2.00
*BCU
*BCU
*BCU
*BCU Displays the current Vk value.
[ -255 to 255 / - / 1 V/step ]
*BCU
Normal Range: -50 to 50
*BCU
*BCU
*BCU Displays the current Vref value.
[ 0.0 to 5.0 / - / 0.1V/step ]
*BCU
*BCU
*BCU
*BCU Enables or disables process control.
[ 0 or 1 / 1 / 1/step ] Alphanumeric
0: OFF (Use the fixed values for VD, VL and VB
set with SP2-001, SP2-103, and SP2-201.)
1: ON
*BCU Selects the LD control mode.
[ 0 to 2 / 1 / 1/step ] Alphanumeric
0: Fixed (at the value in SP2-103)
1: Controlled by process control
2: Controlled by LD power selection
5-33
2
/KV / step ] DFU
2
/KV / step ] DFU