Siemens C79000 Z7076 C638 04 用户手册
Error Diagnosis and Reinstallation
6-8
SIMATIC Box PC 620 Operating Manual
C79000-Z7076-C638-04
The POST codes in order of occurrence:
Display
(hex)
Meaning
Description
02
TP_VERIFY_REAL
Test whether the CPU is in real mode
1C
TP_RESET_PIC
Reset the interrupt controller
12
TP_RESTORE_CRO
Restore the controller register
13
TP_PCI_BM_RESET
Reset the PCI bus master
36
TP_CHK_SUTDOWN
Check the shutdown code
24
TP_SET_HUGE_ES
Switch the ES to special mode
03
TP_DISABLE_NMI
Switch off the NMI
0A
TP_CPU_INIT
Initialize the CPU
04
TP_GET_CPU_TYPE
Determine the CPU type
AE
TP_CLEAR_BOOT
Edit the boot flag
06
TP_HW_INIT
Initialize the main hardware
18
TP_TIMER_INIT
Initialize the timer
08
TP_CS_INIT
Initialize the chip set
C4
TP_PEM_SIZER_INIT
Reset system error
0E
TP_IO_INIT
Initialize IO
0C
TP_CACHE_INIT
Initialize the cache
16
TP_CHECKSUM
EPROM checksum test
28
TP_SIZE_RAM
Determine the RAM size
3A
TP_CACHE_AUTO
Determine the cache size
2A
TP_ZERO_BASE
Set 512k base RAM to 0
2C
TP_ADDR_TEST
Test the base RAM address cables
2E
TP_BASERAML
Check the 1.64k base RAM
38
TP_SYS_SHADOW
BIOS-shadow
20
TP_REFRESH
Refresh circuit test
29
TP_PMM_INIT
Initialize the post memory manager
33
TP_PDM_INIT
Initialize the dispatch manager
C1
TP_7xx_INIT
Initialize the PG 7xx I/Os
09
TP_SET_IN_POST
Start power ON self-test
0A
TP_CPU_INIT
Initialize the CPU
0B
TP_CPU_CACHE_ON
Switch on the cache
0F
TP_FDISK_INIT
Initialize the hard disk
10
TP_PM_INIT
Initialize the power management
14
TP_8742_INIT
Initialize the 8742 circuit
1A
TP_DMA_INIT
Initialize the DMA circuits
1C
TP_RESET_PIC
Reset the interrupt controller
32
TP_COMPUTE_SPEED
Determine the clock pulse speed