Condition
States
Display
TROUBLE SHOOTING
t
DSP Error
Boot error 1 (After reset the DSP, DSP_Flag0 port is "
Low
")
L1
DSP
L2
ERROR
L3
01
• Check the DSP [U1073, DIGITAL PCB] and surrounding cir-
cuits.
Boot Error 2 (After reset the DSP, MCU received state error command)
L3
02
Signal Detect Error (No response after input set for 1sec)
L3
03
Mode Change Error (No response after mode change for 1sec)
L3
04
Invalid situation (Detecting invalid situation with autodetect)
L3
05
Busy Error ("
Busy
" port remains "
Low
" for 1sec)
L3
06
Output Fs Error (Fs status between MCU output and actual DSP is different)
L3
07
Input Fs Error (Fs status between AutoDetect Msg and ACCN Msg is different)
L3
08
SPI communication error
L3
09
y
BACKUP Error Error occurred in BACKUP. it is an error of the check sum.
L1
BACKUP
L2
ERROR
L3
***
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
133
