System Error - Marantz SR5500 Series Service Manual
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Also See for SR5500 Series:
- User manual (42 pages) ,
- Full line catalog (36 pages) ,
- Supplementary manual (9 pages)
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5. SYSTEM ERROR
When the microcomputer detects a trouble, the following
information is displayed on the FLD.
• After the error contents indication, Surround Mode is
initialized and returned Factory mode.
• The contents of the ERROR indication are the followings.
1.
Trouble in DSP
If communication with DSP is troubled more than 2
seconds.
C
H
E
C
K
Indication is keep and sound is mute.
2.
Trouble in DSP Code
The trouble of DSP Code was found.
C
H
E
C
K
3.
Trouble in ADC
When ADC input was chosen and CAL signal continued
High about 2 seconds after the ADC Calibration start.
C
H
E
C
K
4.
Trouble in EEP-ROM
If data from EEPROM does not match.
C
H
E
C
K
5.
Trouble in EEP-ROM IF
If communication with EEPROM is troubled more than 2
seconds.
C
H
E
C
K
6.
Trouble in RS-232C
If communication of Panja with RS232C is troubled more
than 2 seconds.
C
H
E
C
K
7.
Trouble in 5V Supply
If 5V supply to DATA DIR is troubled.
C
H
E
C
K
8.
Trouble in Protection
CPU turns off the speaker output.
P
R
O
T
E
C
D
S
P
D
S
P
R
O
A
D
C
E
2
P
E
2
P
I
F
2
3
2
C
P
O
W
5
T
C
H
E
C
C
H
E
C
M
C
H
E
C
C
H
E
C
C
H
E
C
C
H
E
C
C
H
E
C
P
R
O
T
8
K
D
S
P
K
D
S
P
K
A
D
C
K
E
2
P
K
E
2
P
K
2
3
2
C
K
P
O
W
5
E
C
T
R
O
M
I
F
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