EPSON®EQUITY™LT™-286eSystem DiagnosticsUser’s Guide
The Run Time Parameters window lets you specify how longyou want the test to run, whether you want DIAG to notify youof each error as it occurs, and w
Selecting Diagnostics TestsThis section describes the various ways you can select the testsyou want to run.To start a single test, move the cursor to
You cannot include certain tests in a group. The tests that mustrun separately include:categorySystem BoardTestTimer testReal Time Clock testHard Disk
Type T and press Enter to run the selected tests in Timeboundmode. In Timebound mode, DIAG runs the tests for theamount of time you specify.Type C and
Timebound TestingIf you selected Timebound testing, you see this prompt:Period :001 hr 00 minSpecify the amount of time you want to run the selected t
If you specify a number larger than 65535, DIAG subtracts65535 from your entry to determine how many times to run thetest. For example, if you enter a
After selecting error logging, DIAG uses this device (and/ordisk drive) for error logging until you indicate you do not wanterror logging. You can the
Executing Diagnostics Tests in Batch ModeTo execute the selected group of diagnostics tests in batchmode, simply press F6.DIAG highlights each test na
System Board DiagnosticsThe tests listed in the System Board submenu provide acomplete diagnostics check of the system board.Basic Functionality testC
Processor Speed TestThis test identifies the CPU clock speed and displays a messagesimilar to this:Measure CPU speed in Megahertz = 12.00Coprocessor T
IMPORTANT NOTICEDISCLAIMER OF WARRANTYEpson America makes no representations or warranties, either express or implied, byor with respect to anything i
Interrupt Controller TestThis test performs read/write tests on the interrupt maskregisters and checks for invalid interrupts.During the test, you see
RTC TestThis test verifies the accuracy of the real time clock bycomparing it to the timer 0 interrupt.During the test, you see this message:Testing R
Memory DiagnosticsThe tests listed in the Memory submenu provide a completediagnostics check of the system's built-inmemory.BIOS ROM TestParity t
BIOS ROM TestThis test checks the data path of the BIOS ROM.When the test completes successfully, you see this message:System ROM module test passed.P
Walking 1’s TestThis test checks the voltage in the data lines for any shorts andchecks for any data bits that are always 1.During the test, you see t
Refresh TestThis test checks the refresh interval.If an error occurs, DIAG displays this message:Failure in Refresh test.When the test completes succe
Destructive diagnostics tests include:Hard Disk FormatAuto InterleaveMedia AnalysisForce Bad TracksThe non-destructive diagnostics tests include:Perfo
Disk drive typeDIAG displays the following prompt for the disk drive type:Disk Drive type? 2Select drive type 2 for a 20MB drive or drive type 17 for
Bad track listDIAG displays the following prompt for the bad track list:Mark Bad Tracks (Y/N) ?Entering the bad track list is optional. If you respond
Start and end head numbersDIAG displays the following prompts for the starting andending head numbers:Start Head number?End Head number?Enter the firs
ContentsIntroduction...1Starting the Diagnostics Program...2Creating a Database...
When you select Hard Disk Format, DIAG requests thefollowing hard disk parameters:Disk drive identifierDisk drive typeInterleave factorBad track list
When you select Auto Interleave, DIAG requests the disk driveidentifier and disk drive type. After you specify the parameters,you see these messages:W
DIAG displays the following messages after you specify the harddisk parameters:WARNINGAll data on Hard disk you havespecified may be LOST...Do you sti
When you select the Performance Test, DIAG requests the diskdrive identifier and disk drive type.Seek TestThis test checks the seek capability of the
Check Test CylinderThis test checks the test cylinder, which is the last cylinder onthe hard disk.Perform this test if you receive a hard disk error w
Press Y and Enter to start the test. Press N and Enter to stopthe operation.Hard Disk Error MessagesDIAG displays two types of error messages while te
Floppy Disk DiagnosticsThe tests listed in the Floppy Disk submenu provide a completediagnostics check of the system’s diskette drive.Diskette FormatI
Diskette FormatThis test checks the format of the floppy disk controller anddrive. It does not format the diskette for any particularoperating system.
Sequential R/W TestThis test checks the sequential seek, read, and write capabilitiesof a floppy disk drive. It performs a sequential read/writeoperat
CHANGE LINE Not AvailableDIAG displays this message if you attempt to run theChange Line Test on a drive that does not support a changeline, such as a
Hard Disk Diagnostics...20Hard Disk Parameters...21Disk drive identifier...
Controller TestThis test checks the keyboard controller.Scan/ASCII Code TestThis test checks the scan codes assigned to the keys on thekeyboard.When y
Video DiagnosticsThe tests listed in the Video submenu provide a completediagnostics check of the video adapter. Use these tests to checkthe operation
40x25 Display TestThis test checks the 40x25 display feature of the displayadapter.This test is available for a color display adapter only.320x200 Gra
640x350 Graphics TestThis test checks the 640x350 graphics display feature of theEGA display adapter.This test is available for a color display adapte
You may see one of the following error messages during this test:Error - Printer Out of PaperError - Printer Not SelectedError - Printer Interface I/O
You may see one of the following error messages during this test:Error - Break DetectedError -Framing errorError- Overrun errorError - Parity errorErr
Keyboard Scan/ASCII CodesKeystrokeSys ReqNum LockScroll LockHomeTPgUPF1F2F3F4F5F6F7F8F9F10Et[blank key]** No codes- IgnoredScan CodeASCII Code****2960
KeystrokeScan CodeASCII Code+4D00+4E2BEsc1234567890End5-PgDn+ Ww)TabqWert011B023103320433053406350736083709380A390B304F00500051000E080F091071117712651
Keystroke0P[]EnterCtrlaSdfghjkI’ (apostrophe)Shift (left)ZX** No codes- IgnoredScan CodeASCII Code157916751769186F19701A5B1B5D1C0D****1E611F7320642166
KeystrokeScan CodeASCII CodeCVbnm, (comma)IShift (right)Altl\[space bar]Caps LockInsDelShift SysReqShift ’ (-)Shift NumLockShift ScrollLockShift - (-)
Video Diagnostics...36Adapter Test...36Attribute Test...
KeystrokeScan CodeASCII CodeShift PgUp (9)4900Shift -4A 2DShift F1Shift F2Shift F3Shift F4Shift F5Shift F6Shift F7Shift F8Shift F9Shift F10Shift = (+)
KeystrokeShift 6 (^)Shift 7 (&)Shift 8 (*)Shift 9 (()Shift 0 ())Shift End (1)Shift L (2)Shift PgDn (3)Shift t (bksp)Shift TabShift QShift WShift E
r-rKeystrokeShift CtrlShift AShift SShift DShift FShift GShift HShift JShift KShift LShift ; (:)Shift ’ (“)Scan Code1E1F202122232425262728Shift (left)
KeystrokeScan CodeASCII CodeShift Alt****Shift * (PrtSc)****Shift \ (|)2B7CShift [space bar]3920Shift CapsLock****Shift Ins (0)5230Shift Del (.)532ECt
KeystrokeCtrl F9Ctrl F10Ctrl =Ctrl tCtrl [blank key]Ctrl +Ctrl +Ctrl EscCtrl 1Ctrl 2 (NUL)Ctrl 3Ctrl 4Ctrl 5Ctrl 6 (RS)Ctrl 7Ctrl 8Ctrl 9Ctrl 0Ctrl En
KeystrokeCtrl TabCtrl Q (DC1)Ctrl W (ETB)Ctrl E (ENQ)Ctrl R (DC2)Ctrl T (DC4)Ctrl Y (EM)Ctrl U (NAK)Ctrl I (HT)Ctrl 0 (SI)Ctrl P (DLE)Ctrl [ (ESC)Ctrl
Keystroke Scan CodeASCII Code1Ctrl ;Ctrl ’Ctrl Shift (left)Ctrl Z (SUB)Ctrl X (CAN)Ctrl C (ETX)Ctrl V (SYN)Ctrl B (STX)Ctrl N (SO)Ctrl M (CR)Ctrl ,Ctr
IKeystrokeScan CodeASCII CodeAlt NumLockAlt ScrolllockAlt-Alt HomeAlt 7Alt PgUpAlt -****82----Alt F1Alt F2Alt F3Alt F4Alt F5Alt F6Alt F7Alt F8Alt F9Al
KeystrokeScan CodeASCII CodeAlt27900AIt37A00Alt47B00Alt57C00Alt67D00Alt77E00Alt87F00Alt98000Alt08100AltEnd--Alt-1--AltPgDn--Alt t (bksp)- -AltTab--Alt
KeystrokeScan CodeASCII CodeAlt [Alt ]Alt Enter---Alt CtrlAlt AAlt SAlt DAlt FAlt GAlt HAlt JAlt KAlt LAlt ;Alt ’**1E1F20212223242526--Alt Shift (left
IntroductionThis booklet describes how to use the diagnostics program,called DIAG, to test the condition of your computer’s main unitand peripheral de
KeystrokeAlt .Alt/Alt Shift (right)AltAlt*Alt\Alt [space bar]Alt CapsLockAlt InsAlt DelScan CodeASCII Code- -- -****** **- -- -3920****----** No codes
Starting the Diagnostics ProgramTo start the diagnostics program, follow these steps:1.Insert the Diagnostics diskette in drive A.2.Turn on or reset t
If you want to create a database, follow these steps:1.Type the name (from 1 to 50 characters) that identifies yourcompany or the computer and press E
To update the existing database, press Y and Enter. Nowyou respond to the screen prompts to update theconfiguration.If you do not want to update the d
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