(4) Alarm
No.l7(BE)
P.C.B
error
[Whether a component (especially
A/D converter) on the printed cir-
cuit board is normal or abnormal
is checked.
1
Item
Cause Check Remedy
A component (especially,
D
Replace the SF-CA card with
o
Replace the SF-CA card with
1
A/D
converter) on the
the new one and check that
the new one.
printed circuit board
the equipment correctly
(See Section 2.4.4.)
SF-CA card is defective. works.
The power of the
equip-
D
Check that the NF is turned
o
Turn on the NF.
ment is turned on while
off.
the NF in the unit is
o
To check only the control
turned off.
circuit without appearance
of alarm No.17, set the
2
parameter X58 CVHS to
"1".
However,
to return back to
the normal operation mode,
make sure to set the
158
CVHS to
"0".
Otherwise,
the
LED1
(which lights dur-
ing regeneration) on the
SF-CA card continuously
lights.
(5) Alarm
No.20(NSl)
IC MAC007 Error
[The internal codes of the IC MAC007
on the SF-CA card are checked.]
Item
Cause Check
Remedy
The IC (MAC
007)
on the
D
Replace the SF-CA card with a
o
Replace the printed circuit
1
printed circuit board
new one and check that the board SF-CA card with the
SF-CA card does not
equipment correctly works. new one.
correctly work.
(See Section
2.4.4.)
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