FLOW
2-6. LED BLINKING 7X (TEMPERATURE ERROR)
7-time blinking
Setting
circumstance is OK?
Temperature,
Ventilation, etc.
Yes
Change B* Board,
and Aging a few
hours
Symptom
improvement
B* Board NG
XBR-65/75/100Z9D
No
Set to another
location, etc.
NG
Panel
Yes
Check I2C_C bus
communication OK?
No
I2C_C bus dumping or
Muffin check
Temp sensor
TROUBLE SHOOTING
33