CHAPTER 10 – PREVENTIVE AND CORRECTIVE MAINTENANCE
160
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10.5 LEDs and switches on printed
circuit boards and I/O devices
The following section provides an overview on the meaning of LEDs
and switches of the main circuit boards and I/O devices.
The LEDs presented in the following section can be
checked easily while the auxiliary voltage is
switched on without having to remove covers first.
The LEDs provide information on the status of the
devices and can be used for diagnostic purposes.
10.5.1 AMC circuit board
The LEDS of the AMC board are identified in
—
References
—
10-3 AMC34 circuit board
—
LED
Color
Meaning
Status when SW loaded
Status when SW not loaded
Booting
ON
Booting
ON
F
Red
Fault
ON
OFF
ON
ON
R
Green
Run
OFF
OFF
OFF
OFF
M
Green
ON
OFF
ON
ON
P
Green
Supply OK
ON
ON
ON
ON
T1
Yellow
Receiving data on DDCS channel 0
Flashing
ON / OFF
Flashing
ON / OFF
T2
Yellow
Receiving data on DDCS channel 3
Flashing
ON / OFF
Flashing
ON / OFF
S3
Yellow
OFF
OFF
OFF
OFF
S1
Yellow
Flashing*
OFF
Flashing*
OFF
S2
Yellow
Flashing*
OFF
Flashing*
OFF
S0
Yellow
Flashing*
OFF
Flashing*
OFF
R
P
S1
F
M
T1
S3
S2
T2
S0
Summary of Contents for ACS2000 AFE 2MVA
Page 8: ...General information on manual and equipment ...
Page 13: ...13 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV H ...
Page 14: ...Terms abbreviations trademarks ...
Page 19: ...19 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV H ...
Page 20: ...Important note on main circuit breaker ...
Page 48: ...Chapter 3 Control system 49 Control unit 50 Main components 55 I O interfaces ...
Page 69: ...69 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV H ...
Page 111: ...111 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV H ...
Page 118: ...Commissioning check list ...
Page 153: ...153 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV H ...
Page 180: ......