Canon PowerShot G1, Service Manual

Page: 125 / 201

R79
<< Data Sheet of LCD PCB ASS’Y >>
The data of the data-sheet attached with LCD PCB ASS’Y has varieties
Value or none).
[1] H_AFC
[2] BRIGHT
[3] CONTRAST
[5] B_BRIGHT
[4] R_BRIGHT
S for Service Parts
Depending on this information, the method of “ LCD adjustment” varies when LCD PCB ASS’Y or
MAIN PCB ASS’Y is replaced.
For details, please refer the table below.
Classification of the
use of LCD PCB ASS’Y.
A.
Mass-produced products
in the early lots
(Approx. 15 k units)
B.
Products mass-produced
after October , 2000
C
Service parts
Method of “LCD Adjustment”
(A or B are necessary when
replacing MAIN PCB ASS’Y.)
a) Read adjustment value [1] to [5]
recorded in old MAIN PCB ASS’Y
using “LCD adjustment” of
Adjustment Software, and jot
down the value.
* If the above is impossible, replace
LCD PCB ASS’Y with service
parts. In that case, refer C. for
LCD adjustment.
b) After replacing with the new
MAIN PCB ASS’Y, input the
value you jot down in a).
a) Input the value [1] to [5] written
on the data-sheet.
b) Regarding [4] and [5], conduct
fine adjustment.
(Refer to the next page.)
Input the value [1] to [5] written on
the data sheet.
(Fine adjustment is unnecessary.)
N/A
The right side of
LCD PCB ASS’Y
[1] Adjustment value
[2] Adjustment value
[3] Adjustment value
[4] Default value
[5] Default value
[1] Adjustment value
[2] Adjustment value
[3] Adjustment value
[4] Adjustment value
[5] Adjustment value
(There is “S” mark in
the bottom of right
on the data-sheet.)
Date-Sheet
Position Date
The right side of
LCD PCB ASS’Y
(Adjustment-Value, default-