Sony KLV32V550 – LED blinking codes – Self diagnosis function – SMPS schematic

Sony LCD COLOR TV  -EX2L Chassis
KLV-32V530A RM-GA015 ME
KLV-32V550A RM-GA015 India, ME, Philippines, Russia, South Africa, Thailand, Tunisia
KLV-32V550A/R RM-GA015 ME, Philippines, (Red) Thailand, South Africa
KLV-32V550A/W RM-GA015 ME, Philippines,(White) Thailand, South Africa
KLV-40V530A RM-GA015 ME
KLV-40V550A RM-GA015 India, Iran, ME,Philippines, Russia,South Africa,Thailand, Tunisia
KLV-40V550A/R RM-GA015 ME, Philippines,(Red) Thailand, South Africa
KLV-40V550A/W RM-GA015 ME, Philippines,(White) Thailand, South Africa
KLV-46V550A RM-GA015 India, ME, Philippines,Russia, South Africa,Thailand
KLV-52V550A RM-GA015 India, Iran. ME,Philippines, Russia,South Africa,Thailand, Tunisia

ICs used at SMPS - FA5501AN, CXD9969P, MIP2H2, TKBA500(FET)

SELF DIAGNOSTIC FUNCTION KLV-32, 40 V530A, 32, 40, 46, 52 V550A - RM-GA015

LED Pattern

When safety shutdown occurs, Standby LED display reports the cause by using the lightning patterns as indicated below.

The figure above shows LED display when SHUTDOWN is caused by DC_ALERT. It repeats flashing for a specified number of times in 0.3sec/cycle and has a 2 seconds interval of lighting off.

Note that a 2 seconds interval of lighting off is fixed regardless of abnormal state types.

Standby LED Error Display
Perform below countermeasures according to Standby LED blinking times.

Power board circuit diagram and PWB