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VI –
15
• Compression springs beneath the recording head
At the recorder
[ 5 ]
Print-image related
If the received or sent image has any problem, first make a copy with the facsimile equip-
ment.
If the copied image is normal, the problem may be due to the remote terminal; if it is abnor-
mal, proceed to the following checks:
Trouble
Check:
(1) Completely blank
At the scanner
• Main PCB
At the recorder
• Main-head harness and head-power harness
• Compression springs beneath the recording head
• Recording head
• Main PCB
(2) White vertical streaks
At the scanner
• CIS unit
At the recorder
• Recording head
(3) All black
At the scanner
• CIS harness
• CIS unit
• Main PCB
At the recorder
• Main-head harness and head-power harness
• Recording head
• Main PCB
(4) Black vertical streaks
At the scanner
• CIS unit
At the recorder
• Recording head
(5) Light or dark
At the scanner
• CIS unit
• Main PCB
Summary of Contents for MFC 1870MC
Page 4: ...CHAPTER I GENERAL DESCRIPTION ...
Page 10: ...CHAPTER II INSTALLATION ...
Page 11: ...CHAPTER III THEORY OF OPERATION ...
Page 43: ...CHAPTER IV DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 94: ...CHAPTER V MAINTENANCE MODE ...
Page 101: ...V 6 Scanning Compensation Data List MFC1970MC Scanning Compensation Data List Other models ...
Page 148: ...CHAPTER VI ERROR INDICATION AND TROUBLESHOOTING ...
Page 191: ...D Power Supply 100 120V U S A CANADA TAIWAN ...
Page 192: ...D Power Supply 200 240V EUROPE SOUTH AMERICA ...
Page 193: ...D Power Supply 200 240V GULF ASIA CHINA ...
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