EPSON Advanced Printer Driver for TM-T81 Ver.4

                                     Copyright (c) 2011 SEIKO EPSON CORPORATION


1. About this software
This package includes the following two software programs to use with an EPSON 
TM-T81 printer.

1) Windows Printer Driver
This driver is a Windows Printer Driver for the TM-T81 printer. This driver makes 
it possible to print from a Windows application.

2) StatusAPI
StatusAPI is a program that works in conjunction with the TM-T81 printer driver.  
It offers an Application Program Interface for obtaining the printer status 
whether or not the printer is printing.  This API makes integrating printer
status handling functions with applications more simple.

For detailed information, please see each reference manual.

The driver operation has been verified with the following operating systems. 

    Windows 7 Ultimate SP1 32/64bit
    Windows Vista Ultimate SP2 Thai 32/64bit
    Windows XP Professional SP3 32bit
    Windows Server 2008 R2 Enterprise SP1 64bit
    Windows Server 2008 Standard/DataCenter SP2 32/64bit
    Windows Server 2003 R2 Enterprise SP2 32bit
    Windows Server 2003 R2 Standard SP2 64bit
    Windows XP Embedded 32bit
    Windows Embedded Standerd 2009 32bit
    Windows Embedded POSReady 2009 32bit

This driver is not supported by Windows 95/98/NT/2000 and Windows XP 64bit.

EPSON IM series PC or IBM compatible PC
 
Supported Printers
  EPSON TM-T81

The printer driver operates regardless of the pritner firmware version.

2. Supplied Files
   APD_415bSA_T81.zip : Printer Driver,StatusAPI installer with manuals

Refer to the installation manual APD4_T81_Install_SA_RevE.pdf.

3. Remarks
- For detailed information, please read each manual that is created by the 
  installation.

-When an error message is displayed during installation, the following procedure may enable to recover from the error.
  1) Specify the uninstall option, and execute the installer "APD_415bSA_T81.exe /uninstall".
  2) Remove the error factor.
  3) Execute the installer "APD_415bSA_T81.exe".

-Characters may not be printed correctly when using Easy Print of Windows Server 2008.
 For detailed information of this problem arising from the operating system,
 see the following web page provided by Microsoft Corporation.
  http://support.microsoft.com/kb/946411/

-In the Easy Print environment of Windows Server 2008, you cannot print the printer device font directly.
 However, you can print the device font converted from the True Type font by using "Font Substitution" of APD.
 For more information, see "Character Printing (Device Font)" in Printer Manual.

-To set properties of the printer driver redirected on the server using Terminal Service or Remote Desktop
 on the printer driver on a client, go to [Advanced] Tab, and press the [Printing Defaults] button.

-HELP is unavailable when using a printer driver redirected through the server using Terminal Service or Remote Desktop.

-When using Terminal Service and Remote Desktop, interactive communication becomes unavailable between the PC and the printer,
 prohibiting displaying the printer status and obtaining printer information using the Status API.

-The port redirection function is unavailable for a client when using Terminal Service or Remote Desktop.

-At times, the status of the shared printer may not be displayed correctly or the Status API may not be opened.
 These problems arise from the security policy settings of the operating system.
 Although changing the settings of the operating system is possible by the following steps, it lowers the security policy.
(1) Go to [Start] - [Administrative tool] - [Local Security Policy].
(2) [Security Option] - [Network Access (Set "Limit anonymous sccesses to the named pipe and shared printer" to "Invalid".)]
However, you do not have to change the settings when a client PC is connected to the domain environment and
when the same user name as a user name that is logged on a client is existing."


4.Modification from the old version

  Ver4.15b
     -The following problem has been solved:
        -The temporary files generated at the time of printing are left.

  Ver4.15
     -The installer has been changed so as to install only the necessary modules.
     -The silent uninstallation function has been added to the silent installation package.
     -The following problems have been solved:
        -The printer is unable to print if its power is turned off and then turned on in serial connection.

  Ver4.13
     -The following functions have been added to the Status API function. 
         BiForceResetPrinter
     -The following problems have been solved:
        -APD installation will be failed if the specified ports are existed.
        -Files are deleted and not be printed when executing the printing operation.
        -Printerkew status will be "User Intervention Required" and the printing cannot be performed.
        -The printing is performed while the printer is turned off. But the printing will not be performed even when turning on the printer. 
        -The printer may not work even when reconnecting it after it is disconnected while the printing operation with Ether connection.
        -When connecting the printer with the parallel I/F by 64bitPS, a new hardware wizard dialog box will be appeared.

  Ver4.12
      -The default value for the choices of the installing printer will be blanc.
      -The following problem has been solved:
         -A crash happened if repeating the "Debug" of the "Status API" by "VB6".
         -If repeating the print operation with the Ether connection, the print jobs were stored to the spooler and
          the print operation may stop.
         -If repeating the print operation with the Ether connection, Epson PH.exe might be force quitted.

  Ver4.11
      -The following problem has been solved:
         -Lag in StatusAPIBiCloseMonPrinter.
@@     -Can not change monitor interval for Ether port.

  Ver4.10
      -New release. 
