Marantz SR5014 Service Manual page 133

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