Siemens SINUMERIK 828D Series - PPU versions

2.2 PPU versions
Front of the PPU 290.4
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① USB interface
② X127 Ethernet interface (service connection)
③ Qwerty keyboard
④ Keys to quickly select the operating area
⑤ Cursor keypad
⑦ Numerical keys
⑥, ⑧ Control keys
System description
2.2 PPU versions
Software and hardware
24 Service Manual, 08/2018, 6FC5397-5DP40-6BA1