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Chapter 6 Diagnostics
POST
POST
Table 7 POST
Descriptions
POST
MICROP
IRAM
Addr Lines
SRAM
Code Chksum
EERom
PLL Clock
LCD
Ethernet
Barcode
Temperature Sense
MDM
Fan
74
Every time you turn on the autoloader, the POST checks all of the
autoloader's basic components. If you experience problems with the
autoloader, the POST is a good method to determine if any major parts
are malfunctioning.
Test Description
Tests the microprocessor's general-purpose registers
Tests the microprocessor's internal RAM
Bit walks the SRAM address lines
Tests the 512k SRAM
Verifies the Flash image checksum
Checks the EERom area and verifies the checksums
Tests that the microprocessor's PLL is synchronized correctly
Verifies that the LCD is present and working correctly
Configures and verifies communication with the Ethernet chip
Verifies that the bar code reader is present and performs a
hardware handshake
Pass/Fails the MDM and configures the AHIM temperature
sensors
Verifies that the MDM is present and checks the sensors
Verifies that the fan is operating correctly
SuperLoader 3 Autoloader User's Guide
6
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