CONTENTS
3. DIAGRAMS
ELECTRICAL PARTS LAYOUT DRAWING .............. 3-1
CONNECTOR LAYOUT DRAWING .......................... 3-4
OVERALL WIRING DIAGRAM................................... 3-7
JAM LIST.................................................................. 3-11
[1] Paper Jam ..................................................... 3-11
[2] Trouble codes ................................................ 3-20
LIST OF UNPLUGGED CONNECTOR(REFERENCE ONLY) .....
3-28
[1] Paper Jamming.............................................. 3-28
[2] Trouble codes ................................................ 3-29
[3] Others ............................................................ 3-30
CONTROL BOARD CIRCUIT DIAGRAM................. 3-31
OPERATION BOARD/1 CIRCUIT DIAGRAM .......... 3-48
OPERATION BOARD/2 CIRCUIT DIAGRAM .......... 3-51
OPERATION BOARD/3 CIRCUIT DIAGRAM .......... 3-52
DRUM BOARD CIRCUIT DIAGRAM ....................... 3-52
TONER CONTROL SENSOR BOARD CIRCUIT DIAGRAM .......
3-53
TIMING CHART (A4, LIFE SIZE, TWO COPIES, UPPER PAPER FEED) .....................
3-54
ADU TIMING CHART (A4, TWO ORIGINALS, TWO SHEETS SET) ..........
3-55
CONTENTS-1