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Exchange of Thyristors for Size D1 to D4
3ADW000195R0501 DCS800 Service Manual e e
4. Disconnect all I/O plugs (X3 to X7) at the SDCS-CON-4 and the plugs at the
SDCS-DSL-4 board, if used (X51 to X54):
Disconnect all plugs
5. Remove the grounding plug and the holding screw at the electronic tray:
Remove the grounding plug and the
holding screw
Remove grounding and screws
Disconnect all plugs from SDCS-
CON-4 and SDCS-DSL-4 boards
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