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52
RMX-1000
1
2
3
4
A
B
C
D
E
F
1
2
3
4
9
Mode 9: "DEV" for device test
• This mode is for displaying the device information for confirmation.
W
hen this mode is entered, “dE
V
” is displayed on the 7-segment indicator.
• This mode consists of 6 modes for indicating information on SDRAM1 (SH), SDRAM2 (DSP), SDRAM3 (DSP), SD card,
muting circuit, and SUB UCOM (K0R UCOM) clock.
These 6 modes can be switched, using the
N
UDGE + or – button.
W
hen modes are switched, the current device name is indicated on the 7-segment indicator.
W
hen this mode is entered, the SDRAM1 Information Display mode is automatically entered.
This mode is for confirming that SDRAM operates properly.
To start an SDRAM test, after entering this mode, press the HOLD button.
An SDRAM test performs writing to/reading from all areas of SDRAM to check if it can treat data properly.
W
hen data writing/reading can be properly performed, it is considered that these functions operate properly.
If it cannot be properly performed, SDRAM, SH UCOM, or DSP may be in failure.
Device name
7-segment indication
SDRAM1 (SH)
Sr1
SDRAM2 (DSP)
Sr2
SDRAM3 (DSP)
Sr3
SD card
Sd
Muting circuit
Mut
SUB UCOM (K0R UCOM) clock
CLK
State of SDRAM
7-segment indication
During checking
chK
Properly operating
OK
N
ot properly operating
N
G
LED
HOLD flashing
HOLD lit
HOLD lit
During checking
chK
Properly operating
OK
N
ot properly operating
N
G
HOLD flashing
HOLD lit
HOLD lit
SDRAM Test Mode
List of SDRAM information indications
This mode is for confirming that the SD card operates properly.
To start an SD card test, after entering this mode, press the HOLD button.
An SD card test performs writing to/reading from the SD card to check if it can treat data properly.
W
hen data writing/reading can be properly performed, it is considered that SD card operates properly.
If it cannot be properly performed, the SD card may be defective or SH UCOM may be in failure.
After this test is performed, an "RMX_TEST.txt" file is created in the root directory of the SD card.
State of the SD card
7-segment indication
Card not loaded
noC
Disc full
FuL
LED
N
o indication
N
o indication
SD Card Test Mode
List of SD card information indications