Service manual

SERVICE MANUAL TNC 415B/425
Page
19
Issue: 20.08.95
5.3 Hardware Components of the LOGIC UNIT LE 415B/425
Board Overview LE 415B/F
TNC 415B/F
LE 415B/F LE 415B/F LE 415B/F
Board 267 223 -- 267 223 3- 267 223 4-
PROCESSOR BOARD
Id.No. 268 553 01 x x x
PLC GRAPHICS BOARD
Id.No. 257 954 02 x x
Id.No. 257 954 03* x
CLP BOARD
Id.No. 275 705 01 x
Id.No. 275 705 02 x x
Board Overview LE 425/E
TNC 425/E
LE 425/E LE 425/E LE 425/E LE 425/E LE 425/E
Board 267 214 1- 267 214 2- 267 214 3- 267 214 4- 267 214 5-
PROCESSOR BOARD
Id.No. 268 553 01 x x x x x
PLC GRAPHICS BOARD
Id.No. 257 954 02 x x x x
Id.No. 257 954 03* x
CLP BOARD
Id.No. 265 401 01 x
Id.No. 268 927 01 x
Id.No. 275 711 01 x
Id.No. 275 711 02 x x
* +24V supply voltage of the operating panel (routed via X46) cannot be switched off with EMERG. STOP.