Confidential
9-55
L-2
The control panel does not work.
User Check
(1) No
Possible cause
Step
Check
Result
Remedy
Key sticking
1
Any key on control
panel is stuck.
Yes
Clean up the panel cover, or
remove the burrs from panel
cover and panel keys.
Connection
between main
PCB and control
panel PCB
2
Main PCB and
control panel PCB
are properly
connected.
No
Fix the connection properly.
Harness between
main PCB and
control panel
PCB
3
Harness is damaged.
Yes
Replace the harness with a normal
part.
Rubber key
4
Replacement of
rubber key solves the
problem
Yes
Replace the rubber key with a
normal part.
Control panel
PCB
5 Replacement
of
control panel PCB
solves the problem.
Yes
Replace the control panel PCB
with a normal part.
Main PCB
6
Replacement of main
PCB solves the
problem.
Yes
Replace the main PCB with a
normal part.
L-3
Printing from Macintosh applications fails.
User Check
(1) Verify that the printer driver supplied with the printer has been installed in the system folder
and selected in the selector.
(2) Check the port selected in the selector. The selected port has to match the actual port to
which the printer cable is connected.
Possible cause
Step
Check
Result
Remedy
Fault in printer
1
Test page can be
printed using the
method described in
8.4.5 ‘Test Pattern 1’
in Chapter 8.
No
Check the symptom of the
problem and refer to an
appropriate section in this
Chapter to solve the problem.
Breakage of main
PCB
2
Printing can be made
using an appropriate
PC, printer cable,
and RS-100M?
No
Replace the main PCB.
Содержание DCP-7010
Страница 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC7420 7820N DCP7010 7020 7025 ...
Страница 14: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Страница 20: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 44: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 64: ......
Страница 65: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Страница 68: ...Confidential 4 2 Cover page sample End page sample ...
Страница 69: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 150: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 154: ...Confidential CHAPTER 7 CLEANING ...
Страница 156: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Страница 164: ...8 7 Confidential Scanning Compensation Data List a b c d e f g h i j k l m n q ...
Страница 172: ...8 15 Confidential Configuration List ...
Страница 178: ...8 21 Confidential Cover page sample End page sample ...
Страница 187: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 321: ...A NCU PCB MFC7420 U S A and CANADA models Confidential ...
Страница 322: ...A NCU PCB MFC7820N U S A and CANADA models Confidential ...
Страница 323: ...A NCU PCB MFC7420 EUROPE models Confidential ...
Страница 324: ...A NCU PCB MFC7820N EUROPE models Confidential ...
Страница 325: ...B Power Supply PCB 100V U S A and CANADA models Confidential ...
Страница 326: ...B Power Supply PCB 200V EUROPE models Confidential ...
Страница 327: ...December 04 SM FAX036 2 8C5A03 Printed in Japan ...