(No.YA387)1-9
3.2
MEMORY IC REPLACEMENT
• This model uses the memory IC.
• This memory IC stores data for proper operation of the video and drive circuits.
• When replacing, be sure to use an IC containing this (initial value) data.
3.2.1 MEMORY IC TABLE
3.2.2 MEMORY IC REPLACEMENT PROCEDURE
1. Power off
Switch off the power and disconnect the power plug.
2. Replace the memory IC
Be sure to use a memory IC written with the initial setting data.
3. Power on
Connect the power cord to the wall outlet and switch on the
power.
4. Receiving channel setting
Refer to the OPERATING INSTRUCTIONS (USER'S GUIDE)
and set the receive channels (Channels Preset) as described.
5. User settings
Check the user setting items according to the "FACTORY
SETTING ITEM" table.
Where these do not agree, refer to the OPERATING
INSTRUCTIONS (USER'S GUIDE) and set the items as
described.
6. SERVICE MODE setting
Verify what to set in the SERVICE MODE, and set whatever is
necessary(Fig.1) .
Refer to the SERVICE ADJUSTMENT for setting.
3.2.3 SERVICE MODE SETTING ITEMS
Fig.1
Simbol Number of pins
Mounting PWB
Main content of data
IC702
8-pin
MAIN PWB
Setting value of Initial setting data is memorized.
Setting items
Settings
Item No.
1. Digital Service
Audio system setting
Adjust
A001~A010
2. TV-Micro Service
Video system setting
Adjust
S001 - S045
Deflection system
Adjust
D001 - D033
Factory system setting
Fixed
F001 - F003
Service Menu
Digital Service
TV-Micro Service
Service Menu
1.Digital Service
2.TV-Micro Service
3.Conver Service
4.Diagnostics
Digital Service
1.Adjust
2.Memory Edit
3.Edit Config
4.All Reset
5.Select Channel Map
6.Clear Channel Map
7.Digital Tunig Test
TV-Micro Service
1.Adjust
2.White Balance
3.Memory Edit
Press [1] key
Press [2] key