REGEDIT4

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 200]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 220]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 230]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

 [HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 250C]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 350]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 350C]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

 [HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 600]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 650C]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

[HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 750C]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"

 [HKEY_LOCAL_MACHINE\SOFTWARE\Hewlett-Packard\HP JetAdmin\Applet Manager\Applets\Printer\HP DesignJet 755CM]
"Library"="HplotCP.dll"
"UI"="HplotUI.dll"