Confidential
9-61
(F-5) Speaker is silent during on-hook dialing.
Possible cause
Step
Check
Result
Remedy
Connection
between main
PCB and speaker
1
Main PCB and speaker
are properly connected.
No
Fix the connection properly.
Speaker
2
Replacement of speaker
solves the problem.
Yes Replace the speaker with a
normal part.
Connection
between main
PCB and NCU
PCB
3
Main PCB and NCU
PCB are properly
connected.
No
Fix the connection properly.
Harness between
main PCB and
NCU PCB
4
Harness is damaged.
Yes Replace the harness with a
normal part.
Connection
between main
PCB and control
panel PCB
5
Main PCB and control
panel PCB are properly
connected.
No
Fix the connection properly.
Harness between
main PCB and
control panel PCB
6
Harness is damaged.
Yes Replace the harness with a
normal part.
NCU PCB
7
Replacement of NCU
PCB solves the
problem.
Yes Replace the NCU PCB with a
normal part.
Main PCB
8
Replacement of main
PCB solves the
problem.
Yes Replace the main PCB with a
normal part.
(F-6) Dialing function does not switch between "tone" and "pulse".
Possible cause
Step
Check
Result
Remedy
Connection
between main
PCB and NCU
PCB
1
Main PCB and NCU
PCB are properly
connected.
No
Fix the connection properly.
Harness between
main PCB and
NCU PCB
2
Harness is damaged.
Yes
Replace the harness with a
normal part.
NCU PCB
3
Replacement of NCU
PCB solves the
problem.
Yes
Replace the NCU PCB with a
normal part.
Main PCB
4
Replacement of main
PCB solves the
problem.
Yes
Replace the main PCB with a
normal part
Summary of Contents for DCP 8060
Page 19: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Page 28: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Page 65: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Page 92: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Page 95: ...Confidential 4 2 Cover page sample End page sample ...
Page 96: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 246: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 292: ...Confidential CHAPTER 7 CLEANING ...
Page 294: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Page 302: ...8 7 Confidential For white and black scanning a b c d e f g h i j ...
Page 314: ...8 19 Confidential Cover page sample End page sample Fig 8 10 ...
Page 323: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Page 458: ...B Power Supply PCB 100V Confidential ...
Page 459: ...B Power Supply PCB 200V Confidential ...
Page 495: ...January 06 SM FAX049 8C5B03 9 Printed in Japan ...