Sony KDL-26S5500 / KDL-32S5500 / KDL-37S5500 Service Manual ▷ View online
– 4 –
KDL-26, 32, 37 S5500
RM-GD007, CD003
1-5. Lead Free Information
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.
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.
The servicing of these boards requires special precautions. 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:-
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 high melting point of Lead Free Solder, the soldering
iron tip temperature needs to be set to 370 degrees
centigrade. This requires soldering equipment capable of
accurate temperature control coupled with a good heat
recovery characteristics.
iron tip temperature needs to be set to 370 degrees
centigrade. This requires soldering equipment capable of
accurate temperature control coupled with a good heat
recovery characteristics.
For more information on the use of Lead Free Solder,
please refer to
please refer to
http://www.sony-training.com
1-6. Attachment & Detachment of MDF61 Connector
a) Insertion
a) Insertion
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Figure 2: LF logo
Figure 3: LF logo on circuit board
b) Detachment
(1) Hold the center of a
connector.
connector.
(2) Press the center of the
connector to insert it.
(3) Slide the slider to lock the
connector.
connector.
Lock
(1) Slide the slider to release
the slider lock.
(2) Press the center lock tab
to release the lock and pull
the connector up.
to release the lock and pull
the connector up.
Unlock
– 5 –
KDL-26, 32, 37 S5500
RM-GD007, CD003
1-8. Removal of Switch Unit Procedure
1-7. Removal of Rear Cover Procedure
Push point at Switch Unit.
Note:
For Screws informations,
Please refer to Section 4 :
Disassembly .
For Screws informations,
Please refer to Section 4 :
Disassembly .
Photo show the position during rear cover
opening:
1) Raise point 1.
2) Press 'Push point' towards inner side of set.
opening:
1) Raise point 1.
2) Press 'Push point' towards inner side of set.
3) Remove Rear Cover from Switch Unit while
pushing at Switch Unit towards inner set.
pushing at Switch Unit towards inner set.
3
Push and slant towards inner side of set to remove Switch Unit correctly.
Push and slant towards inner side of set.
2
Push this position to remove
Push this position to remove
Switch Unit more easily
Switch Unit more easily
Switch Unit more easily
1
2
1
– 6 –
KDL-26, 32, 37 S5500
RM-GD007, CD003
SECTION 2
SELF DIAGNOSTIC FUNCTION
2-4. LED Pattern
When safety shutdown occurs, Standby LED display reports the
cause by using the lightning patterns as indicated below.
When safety shutdown occurs, Standby LED display reports the
cause by using the lightning patterns as indicated below.
Example:
The figure above shows LED display when
SHUTDOWN is caused by DC_DET. It repeats
flashing for a specified number of times in 0.3sec/
cycle and has a 2 seconds interval of lighting off.
Please note that a 2 seconds interval of lighting off
is fixed regardless of abnormal state types.
SHUTDOWN is caused by DC_DET. It repeats
flashing for a specified number of times in 0.3sec/
cycle and has a 2 seconds interval of lighting off.
Please note that a 2 seconds interval of lighting off
is fixed regardless of abnormal state types.
2.0 sec
2.0 sec
0.3 sec
0.3 sec
2-1. Overview of Control Buttons
LED Typ e
Description
Remark
Status
Display
Power LED
Remark
POWER
Green: LED
Green lights at power ON.
STANDB
Picture Off/
Timer
Timer
Y
Red: One LED
Red lights during standby.
Green/Amber
: Two LEDs
: Two LEDs
Green lights during Picture
OFF and amber lights
during Timer activation.
OFF and amber lights
during Timer activation.
POWER ON
Green lights
OFF
in a normal state.
STANDBY
OF
OFF
F
Red lights
Red flashes
Microcomputer is
in a sleep state.
Failure
Classify the trouble
causes by the no.
of red blinking.
causes by the no.
of red blinking.
Standby LED
Microcomputer is
2-2. LED Display Specification
2-3. LED Display Control
POWER
INDICATOR
CHANNEL
VOLUME
TEXT HOLD
INPUT SELECT
HOME
Picture Off/Timer
Standby Power
Remote
Control
Sensor
– 7 –
KDL-26, 32, 37 S5500
RM-GD007, CD003
Blinking times
Error
Countermeasure
2
DC_DET
Replace
z
Power board
(G2AE - 26”, G2BE - 32”, G4 - 37”)
(G2AE - 26”, G2BE - 32”, G4 - 37”)
z
BA board
5
DC_ALERT
Replace BA board.
6
BACKLIGHT
Replace either/both
z
BA board
z
Panel
7
INTERNAL TEMP
Replace either/both
z
Power board
(G2AE - 26”, G2BE - 32”, G4 - 37”)
z
BA board
8
AUDIO
Replace either/all
z
Power board
(G2AE - 26”, G2BE - 32”, G4 - 37”)
(G2AE - 26”, G2BE - 32”, G4 - 37”)
z
BA board
z
Speaker
10
DIGITAL FE/DE
Replace
z
BA board.
2-5. Standby LED Error Display
Perform below countermeasures according to Standby LED blinking times.
Perform below countermeasures according to Standby LED blinking times.
Note: Each of the above blinking repeats 2 seconds.
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