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Triage Chart
Before you make the service call...
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 Colour 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
G* Board
H* Board
Speaker
Tuner board
Wifi & BT
Module
V By One
FFC
Tcon
LCD Panel
Panel
(Communi
Pow
Pow
LD
cation)
er
er
Problem
Audi
BCM
o
Symptoms - no
shutdown
Error log record only
AU
TU
TC
FR
D_
_D
ON
CT
5
6
7
8
ER
EM
_E
C_I
R_I
OD
RR
2C
2C
Panel
(Backli
TEM
4KP
ght)
P
Q
SECTION 3
TROUBLESHOOTING
No
Video
Power
- missing or distorted
No White
Station
No
Power LED
ary
4KPQ_ER
video
NO RF
& does not
colored
R_I2C
reponse to
One of
lines or
remote
Inputs
dots
(Dead Set)
Remo
Network
Audio
te
No
Wireless
video
No
can't
No Audio
input
all
Remote
connect
Inputs
Bluetooth
Smart Core
(BT)
Smart Core
Bluetooth /
no LED (Set
Voice Remote
is still alive)
can't connect
13
SYS SET
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