Siemens sinumerik 828d Service Manual page 98

Service cases - hardware
4.4 Machine control panels
Removing
①
Ground terminal
②
X30 Feedrate override
③
X31 Spindle override
④
X20 Port 1: Connection: PLC I/O interface based on PROFINET
X21 Port 2: Connection: PLC I/O interface based on PROFINET
⑤
Slot for Emergency Stop
⑥
Mounting slots for additional command devices
⑦
Customer-specific inputs and outputs
⑧
Cover plate
⑨
Ethernet cable strain relief
⑩
LEDs
⑪
S2 Switch
⑫
S1 Switch: for SINUMERIK 828D, has no function
⑬
X60 Handwheel connection *)
X61 Handwheel connection *)
⑭
X10 Power supply interface
*) Handwheels are directly connected to the PPU: Do not wire X60/X61
Figure 4-11 MCP 483C PN rear side
NOTICE
Electro-static discharge (ESD)
Before you touch the machine control panel, discharge yourself at the cabinet or at the
ground terminal.
98
Hardware and Software
Service Manual, 03/2011, 6FC5397-5DP40-0BA0