FrameMaker Ver5.5E(PC) Di251/Di351 MECHANICAL/ELECTRICAL
05.03.01
i
CONTENTS
1.
CROSS-SECTIONAL VIEW ............................................................................ M-1
2.
COPYING PROCESS ...................................................................................... M-2
3.
DRIVE SYSTEM .............................................................................................. M-4
4.
OPERATING SEQUENCE .............................................................................. M-5
5.
CPU OVERRUN MONITOR FUNCTION ......................................................... M-6
5-1. Processing Performed during Watchdog Function .................................. M-6
6.
IMAGE STABILIZATION SYSTEM .................................................................. M-7
7.
IMAGING CARTRIDGE (I/C) ........................................................................... M-8
7-1. I/C Drive Mechanism ............................................................................... M-9
7-2. Identification and Life of I/C ..................................................................... M-9
8.
PC DRUM ........................................................................................................ M-10
8-1. Grounding of the PC Drum ...................................................................... M-10
9.
DRUM CHARGING .......................................................................................... M-11
(1)
Ozone Fan ....................................................................................... M-12
10. IR SECTION .................................................................................................... M-13
10-1.Construction of the Exposure Section ..................................................... M-14
10-2.Image Processing Flow ........................................................................... M-15
10-3.Scanner and 2nd/3rd Mirrors Carriage Moving Mechanism .................... M-16
(1)
Scanner Moving Mechanism ........................................................... M-16
(2)
2nd/3rd Mirrors Carriage Moving Mechanism ................................. M-16
11. ORIGINAL SIZE DETECTING SYSTEM ......................................................... M-17
11-1.Original Size Detecting Operation ........................................................... M-18
11-2.Original Size Detection ............................................................................ M-18
11-3.Original Size Detection Timing ................................................................ M-19
12. PH SECTION ................................................................................................... M-20
12-1.Laser Emission Timing ............................................................................ M-21
13. DEVELOPING UNIT ........................................................................................ M-22
13-1.Sleeve/Magnet Roller .............................................................................. M-23
13-2.Developing Bias ....................................................................................... M-23
13-3.ATDC Sensor .......................................................................................... M-24
(1)
ATDC Sensor Automatic Adjustment .............................................. M-24
(2)
Toner Replenishing Control ............................................................. M-24
(3)
Toner Empty Control (T/C Recovery Mode) .................................... M-25
13-4.Toner Bottle Home Position Detection Mechanism ................................. M-26
13-5.Toner Bottle Vibration Mechanism .......................................................... M-26
13-6.Main Hopper Toner Replenishing Mechanism ........................................ M-27
13-7.Sub Hopper Toner Replenishing Mechanism .......................................... M-28
13-8.Sub Hopper Toner Empty Detection Control ........................................... M-28
14. PAPER TAKE-UP/FEED SECTION ................................................................ M-29
14-1.1st Drawer-in-Position Detection ............................................................. M-29
14-2.1st Drawer Paper Empty Detection ......................................................... M-30
14-3.1st Drawer Paper Near-Empty Detection ................................................ M-30
14-4.1st Drawer Paper Lifting Plate ................................................................. M-31
14-5.1st Drawer Paper Size Detection ............................................................ M-31
(1)
Paper Size Table According to Sensor/Switch Conditions .............. M-32
14-6.Drawer Paper Take-Up Mechanism ........................................................ M-33
Summary of Contents for Di251
Page 1: ...Di251 Di351 SERVICE MANUAL GENERAL 4011 7990 11 ...
Page 2: ...INDEX GENERAL GENERAL MECHANICAL ELECTRICAL ...
Page 3: ...GENERAL ...
Page 18: ...MECHANICAL ELECTRICAL ...
Page 24: ...M 4 3 DRIVE SYSTEM 1 Scanner Motor M10 2 Main Motor M2 3 I C Motor M1 1 3 2 4011M002AA ...
Page 71: ...Di251 Di351 SERVICE MANUAL FIELD SERVICE 4011 7991 11 ...
Page 83: ...Di251 Di351 Allgemein Mechanik Elektrik Rev 1 1 0 03 01 I 1 INSTALLATION 3 ...
Page 88: ...Di251 DI351 Rev 1 1 0 03 01 I 6 ...
Page 93: ...I 5 Di251 Di351 Rev 11 0 0 03 01 10 Grounding plate screws 3 1 2 3 4 5 6 7 8 9 10 ...
Page 99: ...I 11 Di251 Di351 Rev 11 0 0 03 01 6 Fit the Exit Tray 7 Close the Finisher Cover ...
Page 178: ...I 90 Di251 Di351 Rev 1 1 0 0 03 01 ...
Page 179: ...DIS REASSEMBLY ADJUSTMENT 10230 ...
Page 241: ...SWITCHES ON PWBs TECH REP SETTINGS 17196 ...
Page 296: ...TROUBLESHOOTING 14413 ...