Led Blinking Patterns And Monitoring Items - Sony KLV-S26A10 Service Manual

1-2. LED BLINKING PATTERNS AND MONITORING ITEMS

(1) The following table shows LED blinking patterns to be used for reporting causes in the case of safety shutdown.
(2) Since the TV set is provided with many failure items, causes of shutdown can be identified by the following blinking patterns.
• Diagnosis items based on blinking patterns
Number of TIMER LED
blinking times
Once
Twice
3 times
4 times
5 times
6 times
7 times
8 times
Monitoring item
Abnormal AU power voltage (DCALERT 3)
Abnormal D5V/A9V voltage (DCALERT 2)
Abnormal panel/HFE voltage (DCALERT 1)
Backlight failure
Abnormal main power voltage
Abnormal speaker voltage
Internal temperature rise (mainly on the panel side)
Trident IC failure
KLV-S26/S32/S40A10 (UC/WB/CND/MX) 1-2E