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Note
Never change the setting of the factory use switches.
Ref. No.
Name
S101
IRQ
S201
ITRON SW2
S202
ITRON SW1
S203
PWR RESET
S400
DEBUG SEL
S500
MODEL SEL
S501
DEBUG
S502
MDSC RECON-
FIG
PDW-HD1550
Bit
Description
—
Factory use
1
Factory use
2
Factory use
3
Factory use
4
Not used
1
Not used
2
Factory use
3
ON: Starts IO CPU forcibly in normal boot.
OFF: Normal operation
4
ON: Starts IO CPU forcibly in recovery boot.
OFF: Normal operation
5
ON: Serial No. writable
OFF: Normal operation
6
Factory use
7
Factory use
8
Factory use
—
Factory use
1
Factory use
2
Connected to S202-3
3
Connected to S202-4
4-7
Factory use
8
Not used
1 -4
Reserved for extension (model select)
1
Factory use
2
Factory use
3
Factory use
4
Factory use
—
Factory use
Factory setting
—
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
—
OFF
OFF
OFF
OFF
OFF
OFF
—
—
—
—
—
1-17
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