System Error; Trouble In Dsp; Trouble In Dsp Code; Trouble In Eep-Rom If - Marantz sr4001 Service Manual

5. SYSTEM ERROR

When the microprocessor detects a trouble, the following in for ma tion is displayed on the FLD.
• After the error contents indication, Surround Mode is ini tial ized 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 sec onds
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 EEP-ROM IF

If communication with EEPROM is troubled more than 2 sec onds.
C H E C K

6. UPDATE FIRMWARE

Software for CPU and DSP can be updated.
Have Update software and update data.
D S P
D S P R
E 2 P I
PC (Windows 98, NT, ME, 2000, XP)
with RS-232C port
O M
F
CN83
FM ( ( 75
FM
L L
L L
R R
R R
( ( AUX2 AUX2) )
L L
DATA UPDATE KIT
R R
cable
RS232C Dsub-9 pin cable
(female to female/Straight cable)
8
VIDEO VIDEO
S-VIDEO S-VIDEO
) )
75 GND GND AM AM
ANTENNA ANTENNA
TV TV DVD DVD VCR IN VCR IN VCR OUT VCR OUT DSS/VCR2 DSS/VCR2 MONITOR OUT MONITOR OUT
SL SL C C SBL SBL
SR SR SW SW SBR SBR IN IN OUT OUT IN IN
7.1CH INPUT 7.1CH INPUT TV TV DVD DVD VCR1 VCR1 DSS/VCR2 DSS/VCR2 CD CD
AUDIO AUDIO
SL SL C C SBL SBL
R R L L
FRONT FRONT
SR SR SW SW SBR SBR
PRE OUT PRE OUT
SPEAKER SYSTEMS : MINIMUM 6 OHMS SPEAKER SYSTEMS : MINIMUM 6 OHMS
DATA UPDATE KIT
INPUT INPUT
1 1
INPUT
3
COMPONENT
VIDEO
MONITOR
OUT
INPUT INPUT
2 2
Y Y C C B B / / P P B B C C R R / / P P R Y C B / P B C R / P R
3 4
COAX
IN IN OUT OUT IN IN OUT 1 2 OPT OUT
TAPE TAPE CDR/MD CDR DIGITAL IN DIGITAL OUT RC-5
UNSWITCHED
1.25A 150W
R R L L R R L
SWITCHED
SURROUND BACK SURROUND BACK SU SURROUND CENTER
1.25A 150W
S. SPEAKER B S. SPEAKER B
AC OUTLETS
120V
IN
60Hz