Siemens SIMATIC Panel PC 870 Equipment Manual page 91

Release 11/02
The POST codes in the order of their occurrence:
Display
(hex)
02
1C
12
13
36
24
03
0 A
04
AE
06
18
08
C4
0E
0C
16
28
3 A
2A
2C
2E
38
20
29
33
C1
09
0 A
0B
0F
10
14
1A
1C
32
C1
34
3C
42
SIMATIC Panel PC 870 Computing Unit, Equipment Manual
Meaning
TP_VERIFY_REAL
TP_RESET_PIC
TP_RESTORE_CRO
TP_PCI_BM_RESET
TP_CHK_SUTDOWN
TP_SET_HUGE_ES
TP_DISABLE_NMI
TP_CPU_INIT
TP_GET_CPU_TYPE
TP_CLEAR_BOOT
TP_HW_INIT
TP_TIMER_INIT
TP_CS_INIT
TP_PEM_SIZER_INIT
TP_IO_INIT
TP_CACHE_INIT
TP_CHECKSUM
TP_SIZE_RAM
TP_CACHE_AUTO
TP_ZERO_BASE
TP_ADDR_TEST
TP_BASERAML
TP_SYS_SHADOW
TP_REFRESH
TP_PMM_INIT
TP_PDM_INIT
TP_7xx_INIT
TP_SET_IN_POST
TP_CPU_INIT
TP_CPU_CACHE_ON
TP_FDISK_INIT
TP_PM_INIT
TP_8742_INIT
TP_DMA_INIT
TP_RESET_PIC
TP_COMPUTE_SPEED
TP_740_INIT
TP_CMOS_TEST
TP_ADV_CS_CONFIG
TP_VECTOR_INIT
Fault Diagnosis
Description
Test whether the CPU is in real mode
Reset interrupt controller
Restore control register
PCI Bus Master Reset
Check shutdown code
Switch ES to special mode
Disable NMI
Early initialization of the CPU
Determine CPU type
Process boot flag
Initialize basic hardware
Initialize timer
Initialize chipset
Reset system error
Initialize IO
Initialize cache
EPROM checksum test
Determine the RAM size
Determine the cache size
Set 512k base RAM to 0
Test the base RAM address cables
Basis RAM, check 1st 64k
BIOS Shadow
Refresh block test
Initialize post-memory manager
Initialize dispatch manager
Initialize PG 7xx I/Os
Start Power On self-test
Initialize CPU
Enable Cache
Initialize the hard disk
Initialize the power management
Initialize block 8742
Initialize DMA blocks
Reset interrupt controller
Determine clock rate
Initialize the PG 740 I/Os
Test CMOS RAM
Configure advanced chipset
Initialize interrupt vectors
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