5 ] Print-Image Related - Brother FAX-170 Service Manual

[ 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
(1) Completely blank
At the scanner
At the recorder
(2) White vertical streaks
At the scanner
At the recorder
(3) All black
At the scanner
At the recorder
(4) Black vertical streaks
At the scanner
At the recorder
(5) Light or dark
At the scanner
At the recorder
• Main PCB
• Recording head harness
• Compression springs beneath the recording head
• Recording head
• Main PCB
• CIS unit
• Recording head
• CIS harness
• CIS unit
• Main PCB
• Recording head harness
• Recording head
• Main PCB
• CIS unit
• Recording head
• CIS unit
• Main PCB
• Compression springs beneath the recording head
VI – 14
Check: