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CHAPTER 3 DISASSEMBLY & REASSEMBLY
IV. READING UNIT
Note: The shapes of the reading guides for
the upper reading unit and the lower
reading unit are different.
1. Upper Reading Unit
1) Open the upper unit, spread open the left
and right hooks
{
1
to unhook the fitting
parts, and then pull the reading unit
{
2
out.
Note: Do not pull it excessively because the
cable is connected to it. Do not
damage the hook.
Figure 3-401
2) Remove the cable
{
1
from the cable
holder, then remove the connector and
remove the reading unit
{
2
.
Note: Take care when handling the leading
end of the cable, which is split into
thin cables. Care is also required for
the thin connector.
Figure 3-402
Notes on assembling
You should insert the reading unit while
pushing in the cable. Do not get the
cables caught in parts.
3-14
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CANON ELECTRONICS INC. 2011 CANON DR-M140 FIRST EDITION