Read Sony KV-BT21M90 Service Manual online
– 4 –
KV-BT21M90
RM-W101
2. DISPLAY OF
STANDBY (1)
INDICATOR
FLASH COUNT
3. STOPPING THE
STANDBY (1)
INDICATOR FLASH
Turn off the power switch on the TV main unit or unplug the power cord from the outlet to stop the STANDBY (1)
indicator from flashing.
indicator from flashing.
4. SELF-DIAGNOSTIC SCREEN DISPLAY
For errors with symptoms such as "power sometimes shuts off" or "screen sometimes goes off" that cannot be confirmed,
it is possible to bring up past occurrences of failure on the screen for confirmation.
it is possible to bring up past occurrences of failure on the screen for confirmation.
[To Bring Up Screen Test]
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
Display
/ Channel 5 / Volume
/ Power
/ TV
˘
Note that this differs from entering the service mode (volume [+]).
Note that this differs from entering the service mode (volume [+]).
The following screen will be displayed indicating the error count.
Diagnostic Item
Flash Count*
+B overcurrent
2 times
V-Protect
4 times
IK (AKB)
5 times
Power Supply NG (+5V)
8 times
for Video processor
* One flash count is not used for self-diagnosis.
Lamp ON 0.3 sec.
Lamp OFF 3 sec.
Lamp OFF 0.3 sec.
2 times
4 times
5 times
8 times
2 :
0
3 :
N/A
4 :
0
5 :
1
8 :
0
101 :
N/A
SELF DIAGNOSTIC
Numeral "0" means that no fault was detected.
Numeral "1" means the number of a fault occurrence (1 ~ 255).
Numeral "1" means the number of a fault occurrence (1 ~ 255).
STANDBY (1) indicator
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