UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 11: ordinal not in range(128)

When I try to import many files with Latin-1 names using transmogrify.filesystem show the following error:

2014-10-23 08:58:33 INFO Object created: /1120-1_tarjeta-modem.jpg
2014-10-23 08:58:33 INFO Object created: /2x1_sms.jpg
2014-10-23 08:58:34 INFO Object created: /BlackBerry_7130e.jpg
2014-10-23 08:58:34 INFO Object created: /CDC_metro.jpg
2014-10-23 08:58:34 INFO Object created: /Firma-200.jpg
2014-10-23 08:58:34 INFO Object created: /InterconexionTYC.jpg
2014-10-23 08:58:34 INFO Object created: /Internet equipado.jpg
2014-10-23 08:58:34 INFO Object created: /Jose Maria De Viana2.jpg
2014-10-23 08:58:34 INFO Object created: /MoniUnica.gif
2014-10-23 08:58:34 INFO Object created: /Motorola_e815.jpg
2014-10-23 08:58:34 INFO Object created: /Oficina_comercial_movilnet.jpg
2014-10-23 08:58:34 ERROR Zope.SiteErrorLog 1414070914.630.350118032256 http://localhost:8080/Plone/files-import
Traceback (innermost last):
  Module ZPublisher.Publish, line 138, in publish
  Module ZPublisher.mapply, line 77, in mapply
  Module ZPublisher.Publish, line 48, in call_object
  Module z3c.form.form, line 215, in __call__
  Module z3c.form.form, line 210, in update
  Module plone.app.z3cform.csrf, line 21, in execute
  Module z3c.form.action, line 98, in execute
  Module z3c.form.button, line 315, in __call__
  Module z3c.form.button, line 170, in __call__
  Module transmogrify.cantv.browser, line 14, in handle_import_news
  Module collective.transmogrifier.transmogrifier, line 63, in __call__
  Module collective.transmogrifier.sections.savepoint, line 16, in __iter__
  Module plone.app.transmogrifier.reindexobject, line 30, in __iter__
  Module plone.app.transmogrifier.workflowupdater, line 26, in __iter__
  Module plone.app.transmogrifier.atschemaupdater, line 40, in __iter__
  Module collective.transmogrifier.sections.logger, line 39, in __iter__
  Module plone.app.transmogrifier.versioning, line 56, in __iter__
  Module collective.transmogrifier.sections.constructor, line 44, in __iter__
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 11: ordinal not in range(128)

The files names are the following:

files/
|-- 1120-1_tarjeta-modem.jpg
|-- 2x1_sms.jpg
|-- apalancar_print.jpg
|-- atencion_enline_new.jpg
|-- bannerS@.gif
|-- BlackBerry_7130e.jpg
|-- cbfa.gif
|-- CDC_metro.jpg
|-- Firma-200.jpg
|-- forum_B.gif
|-- fun_race_np.jpg
|-- habla_ya.gif
|-- ideas2004.gif
|-- ideas_logo.jpg
|-- InterconexionTYC.jpg
|-- Internet equipado.jpg
|-- Jose Maria De Viana2.jpg
|-- logoevdo.gif
|-- logo_fitcar.gif
|-- logo_notaMov.jpg
|-- MoniUnica.gif
|-- Motorola_e815.jpg
|-- motorola_news_prin.jpg
|-- navidad_con_todo.jpg
|-- Oficina_comercial_movilnet.jpg
|-- Palabras G. Roosen AAA 2004.doc
|-- patro_beisbol.jpg
|-- pcn2005.jpg
|-- Pcnews.jpg
|-- Pres.Referéndum.zip
|-- PRESENTACIÓN_JMDV.pdf
|-- Presentacion RP Brew 090304.ppt
|-- promo_movilnetSP.jpg
`-- Solucion-web2.pps

Any idea?

collective.transmogrifier has a codec section which allows you to set up a
decoding blueprint to turn latin-1 into unicode.