Table of contents
SIMATIC IPC277G
Operating Instructions, 08/2021, A5E50059956-AA
7
8.4.3
Power demand of the components ..................................................................................... 89
8.4.4
Power supply 7" and 10" device .......................................................................................... 89
8.4.5
Power supply 12", 15", 19", 22" and 24" device ................................................................... 90
8.5
Hardware descriptions ....................................................................................................... 91
8.5.1
Technical features of the motherboard ............................................................................... 91
8.5.2
External interfaces ............................................................................................................. 91
8.5.2.1
Overview of external interfaces .......................................................................................... 91
8.5.2.2
USB 3.1 port ...................................................................................................................... 91
8.5.2.3
DC in connector ................................................................................................................. 92
8.5.2.4
Ethernet port ..................................................................................................................... 92
8.5.2.5
DisplayPort ........................................................................................................................ 93
8.5.2.6
Serial interface ................................................................................................................... 94
8.5.3
Internal interfaces .............................................................................................................. 95
8.5.3.1
Overview of internal interfaces .......................................................................................... 95
8.5.3.2
USB 2.0 pin header ............................................................................................................ 95
8.5.3.3
M.2 interface ..................................................................................................................... 95
8.5.3.4
LVDS interface ................................................................................................................... 97
8.5.3.5
Backlight interface ............................................................................................................. 98
8.5.4
System resources ............................................................................................................... 98
8.5.5
Input/output address areas ................................................................................................. 99
8.5.5.1
Overview of the internal module registers .......................................................................... 99
8.5.5.2
Watchdog control register .................................................................................................. 99
8.5.5.3
Watchdog counter register ................................................................................................. 99
8.5.5.4
Watchdog state register ................................................................................................... 100
8.5.5.5
Battery status register ...................................................................................................... 100
8.5.5.6
NVRAM address register ................................................................................................... 100
8.6
BIOS description .............................................................................................................. 101
8.6.1
8.6.2
8.6.3
Alarm, error and system messages ................................................................................... 103
A
Technical support .............................................................................................................................. 104
A.1
Service and support ......................................................................................................... 104
A.2
Troubleshooting .............................................................................................................. 105
A.3
Notes on the use of third-party modules ........................................................................... 106
B
Markings and symbols ....................................................................................................................... 107
B.1
B.2
Safety .............................................................................................................................. 107
B.3
Operator controls............................................................................................................. 107
B.4
Certificates, approvals and markings ................................................................................ 108
B.5
Interfaces ........................................................................................................................ 109
C
List of abbreviations .......................................................................................................................... 110
Glossary ............................................................................................................................................. 113
Index .................................................................................................................................................. 121
