Minolta Di850 Service Manual page 5

CONTENTS
[5] Removing and Reinstalling
the Charging Wire Cleaning Pad ............ 1-F-3
[6] Removing and Reinstalling the PCL....... 1-F-3
[7] Cleaning the Charging Corona
Unit/PCL ................................................. 1-F-4
[8] Removing and Reinstalling the Transfer/
Separation Corona Unit .......................... 1-F-4
[9] Removing and Reinstalling
the Plunger Prevention Plate.................. 1-F-5
[10] Replacing the Transfer/Separation Wires,
Transfer/Separation Wire Cleaning
Block and Support Rubbers.................... 1-F-5
[11] Removing and Reinstalling
the TSL Unit............................................ 1-F-7
DEVELOPING UNIT ............................................. 1-G-1
[1] Screws that must not be Removed/
Loosened............................................... 1-G-1
[2] Removing and Reinstalling
the Developing Unit ............................... 1-G-1
[3] Replacing the Developer ....................... 1-G-2
[4] Removing and Reinstalling
the Developing Suction Filter................. 1-G-4
TONER SUPPLY UNIT..........................................1-H-1
[1] Replacing and Cleaning
the Toner Cartridge ................................1-H-1
[2] Drawing out the Toner Supply Unit.........1-H-1
[3] Removing and Reinstalling
the Toner Supply Sleeves 1 and 2 .........1-H-2
[4] Removing and Reinstalling
the Toner Supply Unit.............................1-H-3
CLEANING/TONER RECYCLE UNIT .................... 1-I-1
[1] Removing and Reinstalling the
Cleaning/Toner Recycle Unit................... 1-I-1
[2] Cleaning the Cleaning/Toner
Recycle Unit ............................................ 1-I-2
[3] Removing and Reinstalling
the Cleaning Blade .................................. 1-I-2
[4] Removing and Reinstalling
the Toner Guide Brush and Plunger
Prevention Felt ........................................ 1-I-4
[5] Replacing Guide Plate Assembly ............ 1-I-6
PAPER FEED UNITS OF TRAYS 1 AND 2........... 1-J-1
[1] Removing and Reinstalling Paper Feed
Trays 1 and 2.......................................... 1-J-1
[2] Removing and Reinstalling the Front
Covers of Trays 1 and 2 ......................... 1-J-1
[3] Cleaning the Paper Dust Removing
Brush ...................................................... 1-J-2
[4] Cleaning the Paper Pre-registration
PS/Paper Feed PS ................................. 1-J-2
[5] Removing and Reinstalling the Paper
Feed Roller and the Feed Roller ............ 1-J-3
[6] Removing and Reinstalling the Double
Feed Prevention Roller........................... 1-J-4
[7] Replacing the Pre-registration and
the Feed Clutches (MCs)........................ 1-J-5
[8] Removing and Reinstalling the Up/
Down Unit................................................1-J-6
[9] Replacing the Up/Down Plate Wires .......1-J-7
TRAY 3 PAPER FEED UNIT................................. 1-K-1
[1] Removing and Reinstalling
the Paper Feed Tray 3 ........................... 1-K-1
[2] Removing and Reinstalling the Front
Cover of Paper Tray 3 ............................ 1-K-1
[3] Cleaning the Paper Dust Removing
Brush...................................................... 1-K-2
[4] Cleaning the Paper Pre-registration
PS/the Paper Feed PS........................... 1-K-2
[5] Removing and Reinstalling the Paper
Feed Roller and the Feed Roller ............ 1-K-3
[6] Removing and Reinstalling the Double
Feed Prevention Roller .......................... 1-K-4
[7] Replacing the Pre-registration
MC3 (MC8) and the Feed MC3 (MC7) ... 1-K-5
[8] Removing and Reinstalling the Up/
Down Unit............................................... 1-K-6
[9] Replacing the Up/Down Plate Wires ...... 1-K-7
BY-PASS TRAY .....................................................1-L-1
[1] Removing and Reinstalling
the By-pass Tray .....................................1-L-1
[2] Cleaning the Paper Size Detection
Sensors ...................................................1-L-1
[3] Replacing the Paper Feed Roller/
the Feed Roller Rubbers .........................1-L-2
[4] Replacing the Double Feed
Prevention Roller Rubber........................1-L-2
VERTICAL CONVEYANCE SECTION..................1-M-1
[1] Removing and Reinstalling the
Vertical Conveyance Section .................1-M-1
[2] Removing and Reinstalling the Vertical
Conveyance MC (MC9, MC10) ..............1-M-1
[3] Replacing the Vertical Conveyance
Roller (Upper).........................................1-M-2
[4] Removing and Reinstalling the Vertical
Conveyance Rollers (Middle/Lower) .....1-M-2
[5] Cleaning the Vertical Conveyance
PS/Loop PS............................................1-M-3
ADU UNIT.............................................................. 1-N-1
[1] Drawing out and Reinstalling
the ADU Stand ....................................... 1-N-1
[2] Cleaning the Paper Dust Removing
Brush for Registration Roller .................. 1-N-1
[3] Cleaning the Paper Dust Removing
Brushes for the Registration Roller ........ 1-N-2
[4] Cleaning PS44 (Registration PS) ........... 1-N-2
[5] Cleaning Paper Mis-centering PS (PS1)/
Leading Edge Detection PS (PS45) ....... 1-N-3
[6] Cleaning Paper Reverse PS (PS57)/
ADU Deceleration PS (PS59) ................ 1-N-3
[7] Removing and Reinstalling
the ADU Cover ....................................... 1-N-4
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