HP Value Serial/USB Receipt Printer II Uživatelský manuál stáhnout pdf (Strana 16)

Chapter 1: Diagnostics and Conguration16

Diagnostics modes

Tochangethediagnosticmodesenterthecongurationmenu,select“SetDiagnosticsModes”fromthemainmenuand

selectoneofthefollowingmodes:

• Normal: normal operating mode of the printer.

• Datascope:thereceiptprinterprintsincomingcommandsanddatainhexadecimalformattohelptroubleshoot

communicationproblems.ThereareDataScopemodesforbothwithandwithoutgraphics.

• Receipt test:thereceiptprinterprintsallcodepagestoverifyproperprintingofthereceipt.

Caution: Be extremely careful changing any of the printer settings to avoid inadvertently changing other settings that

might affect the performance of the printer.

See“Conguringtheprinter,”page14forinstructionsonhowtoenterthecongurationmenu.

Enable or disable data scope mode

Thedatascopemodetestprintsahexadecimaldumpofalldatasenttotheprinter:“1”printsashexadecimal31,“A”as

hexadecimal41andsoon.Thishelpstroubleshootcommunicationproblemsandrunsduringanormalapplication(after

beingenabledthroughprinterconguration).

Note: Data scope mode is usually considered a level 1 diagnostic test.

Datascopemodeisenabledanddisabledbyselectingthe“DiagnosticsModes”sub-menuofthecongurationmenu.

Pressthepaperfeedbuttonasinstructedonthe“DiagnosticsModesMenu”toenableordisablethedatascopemodetest.

• Off,normalmode(Datascopemodedisabled)

• Datascopemodewithorwithoutgraphics(enabled)

Note: Press the paper feed button for at least one second to validate the selection.

To run the data scope mode:

1 Afteryouhaveenabledthedatascopemode,exitthecongurationmenu.

2 Runatransactionfromthehostcomputer.

 Allcommandsanddatasentfromthehostcomputerwillbeprintedashexadecimalcharactersasshowninthe

illustration.

To exit the data scope mode:

1 Enterthecongurationmenuagain.

2 Disablethedatascopemode.

3 Exitthecongurationmenu.

 Theprinterison-lineandcancommunicatenormallywiththehostcomputer.

For more information about See this section

Enabling the data scope mode “Conguring the printer” on page 14

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HP Value Serial/USB Receipt Printer II Uživatelský manuál Strana 16