Sony KDF-60XBR950 - 1 Self Diagnosis Function

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KDF-60XBR950/70XBR950
K RM-Y914 RM-Y914
SECTION 1
SELF DIAGNOSIS FUNCTION
1. Summary of Self-Diagnosis Function
-This device includes a self-diagnosis function.
-Incaseofabnormalities, the POWER/STANDBY indicator automatically blinks. It is
possible to predict the abnormality location by the number of blinks. The Instruction
Manual describes blinking of the POWER/STANDBY indicator.
-Ifthe symptom is not reproduced sometimes in case of a malfunction, there is recording of
whether a malfunction was generated or not. Operate the remote command to confirm the
matter on the screen and to predict the location of the abnormality.
2. Diagnosis Items and Prediction of Malfunction Location
-When a malfunction oc curs the POW ER/STANDBY indicator only blinks for one of the
following diagnosis items. In case of two or more malfunctions, the item which first
occurred blinks. If the malfunctions occurred simultaneously, the item with the lowe
r
blink count blinks first.
-The screen display displays the results regarding all the diagnosis items listed below.
Thedisplay "0" means that no malfunctions occurred.
Defect ed symptoms
Lamp cover error 3 times
-Lampcover is not
attached securely.
Diagnosis Item
Numb er of times
POWER/STANDBY
indicator blink s
Probable Cause
Location
Power does not
turn on
0
-Powercord is not
plugged in.
-Fuseisburned out.
(F1901:F board)
-Nopictu re/No soundTemp error4times
Lamp driver error 5 times
-Lampdriver is faulty. - No picture/No sound
+B OVP error 6 times
-+17V is not
supplied.(G1 board)
-Nopictu re/No sound
-Lampfor the light
source burns out.
-Nopictu re/No sound
-Audio line is shorted.(A,G1
board)
-IC8504 or IC8505 (A board)
is faulty.
- PS1601 or 1602 is
opened.(G1 board)
D-OVP error 8 times
-+3.3V or +2.5V or +1.8V is
over voltage.(G3 board)
-Nopictu re/No sound
Fanstopped 4 times
-Fan1orFan2orFan3o
r
Fan4 power is not
supplied.(A board)
-Fan connector is not
attached securely.
-Nopictu re/No sound
-Powerdoes not come on.
-Nopower is supplied to the
unit.
-ACpower supply is faulty.
-Temperture is high.
-IIC-E line connector
(CN8041:A
board,CN3951:H4 board) is
not attached securely.
Lamp error LAMP-LED flashes - No picture/No sound
Audio error 7 times
-Nopictu re/No sound