V
- 7
[ 2 ] Copyboard screen scrolling related
Trouble
Check:
(1) Copyboard screen not scrolled.
l
Printer-copyboard interface cable
l
Relay PCB
l
WB motor and its harness
l
Pipe holders and their related parts (Are the gears
broken?)
(2) No home positioning of the
copyboard screen.
l
Set the scanning compensation parameters stored in
the EEPROM. (Function code 55 in Subsection
4.3.1.)
l
CIS units
l
Two black HP marks on the copyboard screen
l
Main PCB
(3) Abnormal noise during scrolling
of the copyboard screen.
l
Pipe holders and their related parts (Are the gears
broken?)
l
Pipe holder springs (Are they set in place?)
l
Black sheets attached to the piper holders (Are they
pasted without any gap?)
l
Sheet backup board (Is it secured with the screws?)
(4) Scrolling of the copyboard screen
not smooth.
l
Upper pipe for looseness (Is the CIS frame
deformed?)
(5) Low abnormal noise made
periodically.
l
Pipes for contamination with grease or sticky dust
l
Flanges and ends of the pipe gears for crack or small
bumps
(6) Images (drawn on the copyboard
screen) rubbed with any other
parts.
l
Spacers sandwiched between the support frames and
side frames (Are they set with the triangle marks
facing up and pointing towards the white sheet? Refer
to Chapter III, Subsection 3.1.2, [ 1 ] and [ 2 ], pages
III-22 and III-26.)
[ 3 ] Recording paper feeding related
Trouble
Check:
(1) Recording paper not fed.
l
Recording paper (Any slack?)
l
Printer motor and its harness
l
Drive unit (Are the gears broken?)
l
Main PCB
Содержание CB200
Страница 1: ...COPYBOARD SERVICE MANUAL MODEL CP1800 CP2000 CB200 ...
Страница 4: ...CHAPTER I GENERAL DESCRIPTION ...
Страница 8: ...CHAPTER II THEORY OF OPERATION ...
Страница 10: ...II 1 2 1 OVERVIEW ...
Страница 12: ...II 3 ...
Страница 15: ...II 6 2 3 CONTROL ELECTRONICS ...
Страница 16: ...CHAPTER III DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 22: ...III 4 n n Disassembly Order Flow ...
Страница 33: ...III 15 8 Remove the PC interface cover if mounted 9 Remove two screws and take out the main PCB ...
Страница 52: ...III 34 ...
Страница 54: ...III 36 3 Paste two black HP marks onto the ruled side of a new white sheet as specified below ...
Страница 59: ...III 41 3 Lower pipe holder L 4 Lower pipe holder R ...
Страница 60: ...III 42 5 Upper pipe shaft ...
Страница 61: ...CHAPTER IV MAINTENANCE MODE ...
Страница 69: ...IV 7 Dump List a b c d e f g h i ...
Страница 73: ...CHAPTER V ERROR INDICATION AND TROUBLESHOOTING ...
Страница 86: ...CP1800 CP2000 CB200 APPENDIX Circuit Diagrams A Main PCB B Relay PCB ...
Страница 87: ...A Main PCB 1 4 ...
Страница 88: ...A Main PCB 2 4 ...
Страница 89: ...A Main PCB 3 4 ...
Страница 90: ...A Main PCB 4 4 ...
Страница 91: ...B Relay PCB ...
Страница 92: ...Mar 00 SM5B1101À Printed in Japan ...