Read Sony KDL-60W840B / KDL-60W850B / KDL-60W855B / KDL-60W857B / KDL-70W830B / KDL-70W840B / KDL-70W850B / KDL-70W855B / KDL-70W856B / KDL-70W857B Service Manual online
Chassis: RB2G, HE-H
The circuit boards used in these models have been processed using
Lead Free Solder. The boards are identified by the LF logo located
close to the board designation e.g. H1 etc [ see example ]. The
servicing of these boards requires special precautions to be taken as
outlined below.
example
It is strongly recommended to use Lead Free Solder material in order to guarantee optimal quality of new solder joints.
Lead Free Solder is available under the following part numbers :
Due to the higher melting point of Lead Free Solder the soldering iron tip temperature needs to be set to 370 degrees celsius.
This requires soldering equipment capable of accurate temperature control coupled with a good heat recovery characteristics.
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Chassis: RB2G, HE-H
7
HANDLING THE FLEXIBLE FLAT CABLE (FFC)
When you connect / disconnect the FFC, please hold
Reinforcement Plastic and FFC Cable as shown below:
Reinforcement Plastic and FFC Cable as shown below:
To avoid any damage to the Connector and/or the FFC Cable
follow the steps show:
follow the steps show:
GOOD
NOT
GOOD
GND Shield must be facing up
GOOD
NOT GOOD
Terminal Side must be facing down
Connect LVDS
holding both the
FFC Cable and
reinforcement
plastic.
holding both the
FFC Cable and
reinforcement
plastic.
DO NOT pull
or insert
LVDS holding
only from the
reinforcement
plastic.
or insert
LVDS holding
only from the
reinforcement
plastic.
Release Buttons
from CN8700
Press and Hold both Release Buttons at
the sametime to Pull out/ connect FFC
If pulled without pressing both Release
Buttons, FFC Connector will break on
CN8700. This will cause 5X Blinking error.
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