[more]  Установил МиКТеХ 2.8 с сопутствующими программами (качал все программы - с сайтов  разработчиков). Все установилось и вроде работает (по крайней мере, английские буквы отображаются как надо). Вся проблема в русских буквах. (русифицировал как учат на этом же сайте:   
    http://forum.ru-board.com/topic.cgi forum=5&topic=30211&start=0&limit=1&m=11#1     
  ).       
 Вот программа-пример:       
 "   
 \documentclass[a4paper,russian]{article}   
 \usepackage[T2A]{fontenc}   
 \usepackage[cp1251]{inputenc}   
 \usepackage[russian]{babel}   
 \usepackage{pscyr}   
 \begin{document}   
 $ф$    
 \end{document}       
 "   
 Она компилируется но получается ПУСТОЙ pdf-файл.           
 Вот лог - файл:        
 "       
 This is pdfTeX, Version 3.1415926-1.40.10 (MiKTeX 2.8) (preloaded format=pdflatex 2012.7.28)  31 JUL 2012 22:53   
 entering extended mode   
 **C:/Users/Alex/Documents/4.tex   
 (C:/Users/Alex/Documents/4.tex   
 LaTeX2e <2009/09/24>   
 Babel <v3.8l> and hyphenation patterns for english, dumylang, nohyphenation, ge   
 rman, ngerman, german-x-2009-06-19, ngerman-x-2009-06-19, french, russian, load   
 ed.   
 ("C:\Program Files\MiKTeX 2.8\tex\latex\base\article.cls"   
 Document Class: article 2007/10/19 v1.4h Standard LaTeX document class   
 ("C:\Program Files\MiKTeX 2.8\tex\latex\base\size10.clo"   
 File: size10.clo 2007/10/19 v1.4h Standard LaTeX file (size option)   
 )   
 \c@part=\count79   
 \c@section=\count80   
 \c@subsection=\count81   
 \c@subsubsection=\count82   
 \c@paragraph=\count83   
 \c@subparagraph=\count84   
 \c@figure=\count85   
 \c@table=\count86   
 \abovecaptionskip=\skip41   
 \belowcaptionskip=\skip42   
 \bibindent=\dimen102   
 )   
 ("C:\Program Files\MiKTeX 2.8\tex\latex\base\fontenc.sty"   
 Package: fontenc 2005/09/27 v1.99g Standard LaTeX package       
 ("C:\Program Files\MiKTeX 2.8\tex\latex\cyrillic\t2aenc.def"   
 File: t2aenc.def 2005/09/27 v1.0i Cyrillic encoding definition file   
 )   
 LaTeX Font Info:    Try loading font information for T2A+cmr on input line 100.           
 ("C:\Program Files\MiKTeX 2.8\tex\latex\cyrillic\t2acmr.fd"   
 File: t2acmr.fd 2001/08/11 v1.0a Computer Modern Cyrillic font definitions   
 ))   
 ("C:\Program Files\MiKTeX 2.8\tex\latex\base\inputenc.sty"   
 Package: inputenc 2008/03/30 v1.1d Input encoding file   
 \inpenc@prehook=\toks14   
 \inpenc@posthook=\toks15       
 ("C:\Program Files\MiKTeX 2.8\tex\latex\cyrillic\cp1251.def"   
 File: cp1251.def 1999/11/16 v1.0d Input encoding file   
 ))   
 ("C:\Program Files\MiKTeX 2.8\tex\generic\babel\babel.sty"   
 Package: babel 2008/07/08 v3.8m The Babel package       
 *************************************   
 * Local config file bblopts.cfg used   
 *   
 ("C:\Program Files\MiKTeX 2.8\tex\latex\00miktex\bblopts.cfg"   
 File: bblopts.cfg 2006/07/31 v1.0 MiKTeX 'babel' configuration   
 )   
 ("C:\Program Files\MiKTeX 2.8\tex\generic\babel\russianb.ldf"   
 Language: russianb 2008/03/21 v1.1r Russian support from the babel system       
 ("C:\Program Files\MiKTeX 2.8\tex\generic\babel\babel.def"   
 File: babel.def 2008/07/08 v3.8m Babel common definitions   
 \babel@savecnt=\count87   
 \U@D=\dimen103   
 )   
 Package babel Info: Making " an active character on input line 199.   
 ))   
 ("C:\Program Files\MiKTeX 2.8\tex\latex\pscyr\pscyr.sty"   
 Package: pscyr 2001/01/28 v0.4c Cyrillic Postscript fonts as default   
 )   
 (C:\Users\Alex\Documents\4.aux)   
 LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Checking defaults for T1/cmr/m/n on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Checking defaults for OT1/cmr/m/n on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Checking defaults for OMS/cmsy/m/n on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Checking defaults for OMX/cmex/m/n on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Checking defaults for U/cmr/m/n on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Checking defaults for T2A/cmr/m/n on input line 6.   
 LaTeX Font Info:    ... okay on input line 6.   
 LaTeX Font Info:    Try loading font information for T2A+faq on input line 6.       
 ("C:\Program Files\MiKTeX 2.8\tex\latex\pscyr\t2afaq.fd"   
 File: t2afaq.fd 2001/03/03 v0.4c PS font definitions for T2A/AntiquaPSCyr   
 )   
 LaTeX Font Info:    External font `cmex10' loaded for size   
 (Font)              <7> on input line 7.   
 LaTeX Font Info:    External font `cmex10' loaded for size   
 (Font)              <5> on input line 7.           
 LaTeX Warning: Command \CYRS invalid in math mode on input line 7.           
 LaTeX Warning: Command \quotedblbase invalid in math mode on input line 7.       
 Missing character: There is no С in font cmr10!   
 Missing character: There is no Ѕ in font cmr10!   
 [1       
 {C:/Users/Alex/AppData/Local/MiKTeX/2.8/pdftex/config/pdftex.map}]   
 (C:\Users\Alex\Documents\4.aux   
 LaTeX Font Info:    Try loading font information for OT1+faq on input line 3.       
 ("C:\Program Files\MiKTeX 2.8\tex\latex\pscyr\ot1faq.fd"   
 File: ot1faq.fd 2001/03/03 Fontinst v1.801 font definitions for OT1/faq.   
 )) )    
 Here is how much of TeX's memory you used:   
  1215 strings out of 495058   
  13711 string characters out of 3177600   
  60237 words of memory out of 3000000   
  4477 multiletter control sequences out of 15000+200000   
  6856 words of font info for 17 fonts, out of 3000000 for 9000   
  198 hyphenation exceptions out of 8191   
  25i,4n,24p,218b,125s stack positions out of 5000i,500n,10000p,200000b,50000s   
 {C:/Program Files/MiKTeX 2.8/fonts/enc/t2/t2a.enc}<C:/Program Files/MiKTeX    
 2.8/fonts/type1/public/pscyr/antiq6.pfb>   
 Output written on 4.pdf (1 page, 3413 bytes).   
 PDF statistics:   
  11 PDF objects out of 1000 (max. 8388607)   
  0 named destinations out of 1000 (max. 500000)   
  1 words of extra memory for PDF output out of 10000 (max. 10000000)           
 "                   
 Помогите, пожалуйста, возможно, для кого-то очевидно то в чем у меня ошибка.        
 Подскажите. [/more]