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2
2.2 Switch Setting
Following describes the M3A-HS19 switch setting.
•
Do not change DIP switches and jumper settings while the M3A-HS19 is operating. Always be
sure to turn off the power before changing DIP switches or jumper settings. This is necessary to
prevent unrecoverable damage to the M3A-HS19 that may otherwise occur.
2.2.1 M3A-HS19 DIP Switches Setting
To use the M3A-HS19 CPU board as described in this manual, be sure to set the DIP switches (SW4) to the default setting as
shown in Figure 2.2.1 and Table 2.2.1.
Switch no.
SW4-1
SW4-2
SW4-3
SW4-4
2.2.2 M3A-HS19 Jumper Switch Setting
To use the M3A-HS19 CPU board as described in this manual, be sure to set the jumpers to their default setting as shown in
Figure 2.2.2 and Table 2.2.2.
No.
JP3
Rev. 1.00 July 11, 2008
REJ10J1328-0100
Figure 2.2.1 DIP Switches Setting
Table 2.2.1 DIP Switches Setting (SW4)
Function
Default
System setting
Reserved
Reserved
Flash memory
Figure 2.2.2 Jumper Setting
Table 2.2.2 SH7619 Group Power Switching Jumper Settings (JP3)
Default
1-2
1.8 V supplied from the regulator (supplied from U16)
CAUTION
ON
Big endian (MSB FIRST)
ON
Always ON
ON
Always ON
OFF
Flash memory is write-enabled.
Description
Setting Up the Hardware
2.3 System Configuration and Power-on
Description
2-3
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