73
12. SYSTEM ERROR
The CPU inside the unit monitors peripheral interfaces and if a trouble is detected the following information is displayed on the
FLD.
1. Trouble
in
DSP1
If communication with DSP1(Q610) is troubled more than 2 seconds, FLD shows below.
E R R O R
D S P 1 R
O M
* This display stays and sound is muted.
2. Trouble
in
DSP2
If communication with DSP2(Q640) is troubled more than 2 seconds, FLD shows below.
E R R O R
D S P 2 R
O M
* This display stays and sound is muted.
3. Trouble
in
ADC
If CAL signal from A/D converter(QK51, QK52) keeps high more than 2 seconds, FLD shows below.
E
R
R
O
R
A
D
C
* In analog input mode, this display stays and sound is muted.
4. Trouble
in
EEPROM
If data from EEPROM(QU70) does not match, FLD shows below.
E
R
R
O
R
E
2
P
* After displaying it, Back-up Data is reset to default.
5. Trouble in EEPROM I/F
If communication with EEPROM(QU70) is troubled more than 2 seconds, FLD shows below.
E R R O R
E 2
P I F
6. Trouble in 5V Supply
If 5V supply to P604(DSP/CPU PCB) is troubled, FLD shows below.
E
R
R
O
R
P
O
W
5
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