Toshiba MJ-1027 Service Manual page 8

CHAPTER 6 TROUBLESHOOTING
I. ADJUSTMENTS .......................... 6-1
A. Electrical System
(finisher unit) ............................ 6-1
B. Electrical System
(saddle stitcher unit) ................. 6-5
II. ARRANGEMENT OF
ELECTRICAL PARTS .................. 6-7
A. FINISHER UNIT GENERAL
TIMING CHART .......................... A-1
B. SADDLE STITCHER UNIT
GENERAL TIMING CHART ........ A-2
C. SIGNAL AND
ABBREVIATIONS ....................... A-3
A. Finisher Unit ............................. 6-7
B. Saddle Stitcher Unit ............... 6-14
C. Light-Emitting Diodes (LED)
and Check Pins by PCB ......... 6-20
III. TROUBLESHOOTING ............... 6-22
A. Finisher Unit ........................... 6-22
B. Saddle Stitcher Unit ............... 6-32
APPENDIX
D. FINISHER UNIT CIRCUIT
DIAGRAM ................................... A-4
E. SADDLE STITCHER UNIT
CIRCUIT DIAGRAM ................. A-18
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