Glossary entry (derived from question below)
English term
Works in: English to Spanish
dark spots
| 4 +1 | espacios |
Silvia Puit V�gelin
|
| 5 | espacios apagados / desactivados / obscuros |
María Teresa Taylor Oliver
|
| 5 | máculas negras |
JoseAlejandro
|
| 4 | manchas oscuras |
Hardy Moreno
|
| 4 | manchas oscuras |
Gloria Colon
|
Proposed translations
Belgium
qualification&expertise: perfect match
Native in: Spanish 
, Catalan
Works in: German to Spanish, English to Spanish, Italian to Spanish, and 3 more.
espacios
Panama
Synesthete with a flair for tasty words!
Native in: Spanish (Variants: Colombian, Costa Rican, Panamanian, Nicaraguan, Mexican, Peruvian, Venezuelan, Cuban, Honduran, Argentine, US, Guatemalan, Salvadoran, Latin American) 
Works in: Spanish to English, English to Spanish
espacios apagados / desactivados / obscuros
En las pantallas LCD, lo que está activado o encendido son los caracteres, lo demás son espacios o cuadros apagados u obscuros.
Utmost accuracy and fidelity on time.
Native in: English , Spanish
Works in: English to Spanish, Spanish to English
manchas oscuras
manchas oscuras, imperfecciones, desperfectos, áreas oscuras, secciones oscuras, secciones negras, manchas negras, manchas opacas
United States
janus-faced in santa bárbara
Native in: English
Works in: Spanish to English, English to Spanish
máculas negras
Good luck!
M.A. in Translation, ATA-certified.
Native in: Spanish
Works in: English to Spanish, Spanish to English
manchas oscuras
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Note added at 17 hrs 51 mins (2004-10-26 13:28:54 GMT)
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I think this asker is quite rude in declining my response like this; it is a mere suggestion and in fact a correct translation, even if it does not work in the context given...
I just wanted to let my fellow PROZ colleagues know how I feel about this...
Something went wrong...