Trouble Shooting; Triage - Sony X930E Series Service Manual

TROUBLE SHOOTING

TRIAGE

1. Confirm the symptom from the customer.
2. Select that symptom from the chart.
3. Bring all the boards and cables listed for that symptom.
4. Follow the troubleshooting charts in the technical guides to isolate the board.
5. Chart Color Code.
RED DOT: Most likely defective part
BLUE TRIANGLE: Secondary possible defective part
BLACK TEXT: Board that may correct the symptom
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
Reference
2 3 4
B* Board p l p
G* Board
l p p
(Except 55")
JK Board(ADP)
l p p
(55"only)
H* Board
KJ Board
l
(KPSP only)
Speaker p
Tuner board
Wifi & BT
Module
LD* Board l
V By One FFC
Tcon
LCD Panel p
(Communication
Power Power LD
Problem
Audio BCM
XBR-55/65X930E, 75X940E
Symptoms - no shutdown
Error log record only
TU_ TCO AUD_
FRCTC
5 6 7 8 DEM N_E ERR_
_I2C
OD RR
p p l l p p
p l
p
l
p
p p
l l
p l p
Panel
Panel
) (Backlight) TEMP 4KBE
Video
No
Power - missing or distorted
No White Power Stationary
4KPQ
No video
LED & does not colored NO RF
_ERR
One of
respond to remote lines or input
Inputs
I2C _I2C
(Dead Set) dots
l p p l l
l
l
p
l
p
p
l
p
p
l
Remote Network Audio
No video No Wireless
No Audio
all Inputs Remote can't connect
l p p l
p
p
l
l
l
l
p
p
p
p
Smart Core Bluetooth (BT)
Bluetooth / One
Smart Core no LED
Step Remote (OSR)
(Set is still alive)
can't connect
p p
l
l
18