Siemens PC 677B Operations Instructions Page 156

  • Download
  • Add to my manuals
  • Print
  • Page
    / 259
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 155
Alarm, error, and system messages
13.3 BIOS beep codes
SIMATIC Panel PC 677B
156 Operating Instructions, 05/2007, A5E01035609-01
13.3 BIOS beep codes
The following section lists the POST codes relevant to users in the sequence in which they
occur: Contact Customer Support for information on all other POST codes.
Display
(hex)
Meaning Description Remedy
16H TP_CHECKSUM BIOS checksum test Service event
28H TP_SIZE_RAM Determine DRAM size Replace the memory modules
2AH TP_ZERO_BASE Set base RAM 64KB to 0 Replace the memory modules
2CH TP_ADDR_TEST Check address busses Replace the memory modules
2EH TP_BASERAML BaseRam Low Replace the memory modules
30H TP_BASERAMH BaseRam High Replace the memory modules
38H TP_SYS_SHADOW BIOS is copied to DRAM Replace the memory modules
3AH TP_CACHE_AUTO Determine CPU cache Exchange CPU
22H TP_8742-TEST Test keyboard controller Check if keyboard is connected or
defective
3CH TP_ADV_CS_CONFIG Configure the advanced
chipset
Test by switching off the hardware
components in Setup
49H TP_PCI_INIT Initialize the PCI interface Run a test by disabling the
hardware components in Setup, or
by removing the expansion
modules installed on the bus
module
55H TP_USB_INIT Activation of the USB
hardware
Removal of USB devices
4AH TP_VIDEO Initialize the video interface
5CH TP_MEMORY_TEST Test of the system memory Replace the memory modules
60H TP_EXT_MEMORY Test of the complete
memory
Replace the memory modules
62H TP_EXT_ADDR Test of the address busses Replace the memory modules
90H TP_FDISK Initialization and test of the
hard disk hardware
Disconnect hard disk, replace if
necessary
95H TP_CD Initialization and test of the
CD hardware
Disconnect CD ROM, replace if
necessary
98H TP_ROM_SCAN Search for BIOS
expansions
Run a test by disabling the
hardware components in Setup, or
by removing the expansion
modules installed on the bus
module
BCH TP_PARITY Test of the memory
modules
Replace the memory modules
00H BIOS Power On Self Test
completed. Loading
operating system
Page view 155
1 2 ... 151 152 153 154 155 156 157 158 159 160 161 ... 258 259

Comments to this Manuals

No comments