Sony XR-65X95K Service Manual page 15

2023/12/21 05:24:44 (GMT+09:00)
TROUBLESHOOTING
Triage Chart – X93L / X93CL
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 Color Code:
: Most likely defective part

: Secondary possible defective part

Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
Reference
2 3 4
Main Board
■


Power Board
■
 
Receiver Board
Speaker

Wi-fi & BT
Module
LD* Board
▲
V By One FFC
Tcon
LCD Panel
●
Camera
(accessory)
Power Power Panel
Problem
Audio LD
TU_
5 6 7 8 DEMO_
DEMOD
■ ■
 
■ ■
▲


▲ ▲

Panel Panel
TEMP 4KBE
(Communication) (Backlight)
Tcon
■
: Tertiary possible defective part
BLACK TEXT: Board that may correct the symptom
Symptoms - no shutdown
Error log record only
TU_ AUD_ 4KPQ_ EARC_
TCON_ FRCTC_ TEMP_E
ERR_ ERR_ ERR_
ERR I2C RR_I2C
I2C I2C I2C I2C
▲

 
●


■
No Video
Power - missing or distorted
No White
No
Power LED Stationar No
8KBE_ AMB_
video NO
& does not y colored video
COM_ ERR_
One RF
respond to lines or of
ERR I2C of input
remote dots Camera
Inputs
(Dead Set)
▲
  
 

●





Smart Bluetooth
Remote Network Audio
Core (BT)
Smart
Core Bluetooth /
No Cannot
No no One Step
video connect to No
Remote LED Remote
all Wireless Audio
Operation (Set is (OSR) can't
Inputs Network
still connect
alive)
   
 
▲ 
 

 


■
■
15
SYS SET