DEVELOPMENT
B039/B040/B043
6-44
SM
6.9.6 TONER DENSITY CONTROL
Overview
There are four modes for controlling toner supply as shown in the following tables,
which can be changed with by SP2-921. The factory setting is sensor control 1
mode.
Basically, the toner concentration in the developer is controlled using the standard
TD sensor voltage (Vts), toner supply reference voltage (Vref), actual TD sensor
output voltage (Vt), and ID sensor output data (Vsp/Vsg).
TD Sensor Initial
Setting (Vts)
ID Sensor Output
(Vsp/Vsg)
Vt Reference
Voltage Update
Vt Reference
Voltage (Vref)
TD Sensor Output
(Vt)
Toner Supply Clutch On Time
Calculation
N e w V r e f
Vref Update
B039D315.WMF
Содержание LD013
Страница 1: ...001129MIU SERVICE MANUAL B039 B040 B043 B120 RICOH GROUP COMPANIES...
Страница 2: ......
Страница 3: ...SERVICE MANUAL B039 B040 B043 B120 RICOH GROUP COMPANIES...
Страница 4: ......
Страница 5: ...B039 B040 B043 B120 SERVICE MANUAL 001129MIU...
Страница 6: ......
Страница 8: ......
Страница 10: ......
Страница 26: ......
Страница 30: ......
Страница 31: ...INSTALLATION...
Страница 32: ......
Страница 61: ...PREVENTIVE MAINTENANCE...
Страница 62: ......
Страница 66: ......
Страница 67: ...REPLACEMENT AND ADJUSTMENT...
Страница 68: ......
Страница 124: ......
Страница 125: ...TROUBLESHOOTING...
Страница 126: ......
Страница 140: ...SERVICE TABLES...
Страница 141: ......
Страница 192: ...DETAILED SECTION DESCRIPTIONS...
Страница 193: ......
Страница 269: ......
Страница 270: ...AUTO REVERSE DOCUMENT FEEDER B379...
Страница 271: ......
Страница 300: ...DOCUMENT FEEDER B387...
Страница 301: ......
Страница 323: ......
Страница 324: ...PAPER TRAY UNIT B384...
Страница 325: ......
Страница 344: ...PAPER TRAY UNIT B385...
Страница 345: ......
Страница 348: ...Paper Tray Unit B385 DRIVE LAYOUT SM 10 3 B385 1 3 DRIVE LAYOUT 1 Paper Feed Motor 2 Paper Feed Roller B385V103 WMF 1 2...
Страница 361: ......
Страница 362: ...SPECIFICATIONS...
Страница 363: ......
Страница 373: ...B120 RLA only...
Страница 374: ......
Страница 378: ......
Страница 379: ...FAX UNIT B404...
Страница 380: ......
Страница 382: ......
Страница 383: ...INSTALLATION...
Страница 384: ......
Страница 392: ......
Страница 393: ...PREVENTIVE MAINTENANCE...
Страница 394: ......
Страница 396: ......
Страница 397: ...REMOVAL AND REPLACEMENT...
Страница 398: ......
Страница 401: ...Fax Unit B404 SPEAKER SM 3 3 B404 3 4 SPEAKER A Fax unit 2 2 B Speaker 2 1 B404R500 WMF B404R501 WMF A B...
Страница 402: ......
Страница 403: ...TROUBLESHOOTING...
Страница 404: ......
Страница 416: ...SERVICE TABLES...
Страница 417: ......
Страница 489: ......
Страница 490: ...DETAILED SECTION DESCRIPTIONS...
Страница 491: ......
Страница 497: ......
Страница 498: ...SPECIFICATIONS...
Страница 499: ......
Страница 510: ...FIRMWARE HISTORY...
Страница 511: ......