December 2000 © TOSHIBA TEC
1
DP1600/2000/2500 CONTENTS
CONTENTS
1.
ADJUSTMENT ITEMS .................................................................................................. 1-1
1.1 Error Code List ................................................................................................................... 1-1
1.2 Self-Diagnosis Modes ........................................................................................................ 1-7
1.2.1 Adjust mode (05) ..................................................................................................... 1-9
1.2.2 System mode ........................................................................................................ 1-13
1.2.3 User test mode ...................................................................................................... 1-19
1.2.4 Function test ......................................................................................................... 1-21
1.2.5 MAINTENANCE .................................................................................................... 1-39
1.2.6 SERVICE LIST ...................................................................................................... 1-43
1.2.7 Country/Region code ............................................................................................ 1-49
1.2.8 Scanner parking mode .......................................................................................... 1-51
1.2.9 Speaker volume .................................................................................................... 1-51
1.2.10 Adjustment of document width sensor .................................................................. 1-52
1.3 Image Quality Control ...................................................................................................... 1-53
1.4 Copy Image Dimension Adjustment ................................................................................. 1-54
1.4.1 Adjustment of paper aligning value ....................................................................... 1-55
1.4.2 Printer unit adjustment .......................................................................................... 1-56
1.4.3 Scanner unit adjustment ....................................................................................... 1-61
1.5 Sharpness (HPF) Adjustment .......................................................................................... 1-66
1.6 Gamma Slope Correction ................................................................................................. 1-67
1.7 High-Voltage Adjustment .................................................................................................. 1-68
1.7.1 Adjustment ............................................................................................................ 1-68
1.7.2 Precautions ........................................................................................................... 1-71
1.8 Adjusting the Scanner Section ......................................................................................... 1-74
1.8.1 Installing glass ...................................................................................................... 1-74
1.8.2 Installing scanner motor ........................................................................................ 1-76
1.8.3 Adjusting the carriage 1 ........................................................................................ 1-77
1.8.4 Installing carriage 2 ............................................................................................... 1-79
1.8.5 CCD unit ............................................................................................................... 1-82
1.9 Adjusting the main drive gear assembly ........................................................................... 1-86
1.10 MAIN PWA replacement procedure ................................................................................. 1-90
1.11 Measurement of Transfer Guide Bias ............................................................................... 1-92
1.12 Distinction Between New and Old Process Units ............................................................. 1-94
1.13 Adjustment of the doctor-sleeve gap ................................................................................ 1-95
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