Ricoh FT7060 Field Service Manual page 235

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Reset the charge corona wire (or unit).
Does the density gradually drop when making copies?
confirm that the development motor turns.)
Y
Is the transfer corona wire (unit) incorrectly installed?
Y N
Does the main board output the proper trigger
signal (CN208-A8 and CN202-A19 drop to ground)?
Y
Replace the transfer corona power pack.
Reset the transfer corona wire (unit).
Does LED 1 (RED) of the development motor board light?
Y N
I
Is the fuse (2A) on the development motor board blown?
Y N
Replace the fuse.
Check the development drive mechanism and clean or replace any
defective parts.
N
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12 July '86
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