Canon LASER CLASS 730i, Service Manual

Page: 299 / 436

II
II. ABOUT THIS MANUAL
1. ILLUSTRATION INDEX
For illustration index, the parts layout illustrations in
this parts catalog are listed in abbreviated form in or-
der of illustration number to identify the pages they
appear on. To find an illustration of a part, see the
ILLUSTRATION INDEX.
2. PARTS LAYOUT & PARTS LIST
Parts layout illustration
a) Parts search
Find a part from the parts layout illustration and
find its key number from the parts list to identify
the part number and name.
Further, screws, nuts, washers, grip rings, pins and
spacers are mentioned in the parts list.
Note: If parts have the same or similar shape but
different specifications, their key number is
assigned to several part numbers and names
in the parts list.
b) Parts replacement procedure
The parts layout illustrations are arranged accord-
ing to the disassembly procedure of the product.
When a unit in the illustration can be disassemble
further, a reference illustration page of the disas-
sembly will be included.
Parts where grease is to be applied are displayed as
"Lubrication". When replacing parts, or if grease
has accidentally been wiped off, refer to "4". (Lu-
brications), and reapply the grease.
The parts require carefully work are marked "See
page 5-x". So refer to the corresponded page "5".
(GUIDE TO REPLACEMENT).
The letters (
A , B etc.) in the illustration indicate
the connection locations of cables and screws.
Parts list
a) FIGURE & KEY No.
The FIGURE & KEY No. column corresponds to
the key numbers assigned to the parts in the parts
layout illustration.
It also corresponds to the part locations printed on
the PC board.
b) PART NUMBER
The PART NUMBER column gives the part num-
bers corresponding to the key numbers. To order a
part, indicate the part number clearly.
Note: Parts marked NPN are not service parts.
c) RANK
The service parts with N in the RANK column are
order parts.
d) QTY
The QTY column gives the number of parts in the
corresponding components layout illustration.
e) DESCRIPTION
The DESCRIPTION column gives the part names
in English.
To order a part, indicate the part name, too.
3. TOOL
This is a list of tools used for servicing products.
4. LUBRICATIONS
Where grease is to be applied in order to allow mov-
ing parts to work smoothly, and to increase conductiv-
ity, the type and amount of grease to be used will be
mentioned.
5. GUIDE TO REPLACEMENT
Explains the special cares and cautions for the parts
replacement.
6. NUMERICAL INDEX
All the parts listed in this parts catalog are arranged in
order of part number. You can identify part locations
and names from the NUMERICAL INDEX.