User manual

Block Diagram Descriptions
CSA 803A Service Manual
3Ć17
4, ,1'$/ 0(&+ )0 ,% (+1$/$01 /$   +#   '$0$ 0(&+ )0 /$
20$# !6 1'$  ,+1/,))$/ ,+ 1'$  5$"21(3$ /,"$00,/ !, /# 1, ",*8
*2+(" 1$ 4(1' 1'$  ",+1/,))$/ '$  " + !$ -/,&/ **$# !6 1'$
*("/,-/,"$00,/ 1, 0$/3("$ $(1'$/ 1'$ +!61$ /$&(01$/ ,/ 1'$ 21!61$ /$&(01$/
Standard RSĆ232ĆC Controller
'(0 ",**2+(" 1(,+0 ",+1/,))$/ 0 ",++$"1$# 1, 1'$ 0 *$ # 1 !20 +#
##/$00 !20 0 1'$  ",+1/,))$/ '$ 8 ##/$00 )(+$0 1/ +0%$/
# 1 1, +# %/,* 1'$ *("/,-/,"$00,/ '$ 8 ##/$00 )(+$0 /$
20$# !6 1'$ *("/,-/,"$00,/ 1, 0$)$"1 (+#(3(#2 ) /$&(01$/0 (+ 1'$  ",+1/,)8
)$/ '$    )(+$ &,$0 ),4 4'$+ 1'$ *("/,-/,"$00,/ 4 +10 1, ",*8
*2+(" 1$ 4(1' 1'$ 88 ",+1/,))$/ '(0 )(+$ )0, #/(3$0 1'$ '(-
+ !)$
'$  +#  0(&+ )0 /$ #/(3$+ !6 1'$ *("/,-/,"$00,/ 1, 0(&+ ) (% 1'$
 ",+1/,))$/ (0 1, !$ /$ # %/,* ,/ 4/(11$+ (+1, '$ ",+1/,))$/ 0$10 1'$ 
  (+1$//2-1 )(+$ ),4 1, /$.2$01 0$/3("$ %/,* 1'$ *("/,-/,"$00,/ '$
*("/,-/,"$00,/ 4/(1$0 !61$ (+1, 1'$ ",+1/,))$/0 1/ +0*(1 !2%%$/ 1, 1/ +0*(1
# 1 ,+ 1'$ 88 !20 '$ *("/,-/,"$00,/ /$ #0 !61$ %/,* 1'$ /$"$(38
$/ !2%%$/ 1, /$"$(3$ # 1 %/,* 1'$ 88 !20 '$ *("/,-/,"$00,/ " +
)0, /$ # 1'$ 01 120 ,% 1'$ ",+1/,))$/ '$ 88 ",+1/,))$/ 1/ +0) 1$0 1'$
- / ))$) # 1 %/,* 1'$ *("/,-/,"$00,/ 1, 0$/( ) # 1 %/,*  ,+ 1'$
88 !20 1, - / ))$) # 1 %,/ 1'$ *("/,-/,"$00,/
'$/$ /$ 1/ +0*(1 +# /$"$(3$ !2%%$/0 1' 1 /$ ",*- 1(!)$ 4(1' 1'$
88 !20 )$ / , $+#  +#  1 $1 $ #6  /$
88 ",+1/,) 0(&+ )0 1' 1 " + !$ ",+1/,))$# !6 1'$ *("/,-/,"$00,/
$.2$01 , $+#  +#  1 $/*(+ ) $ #6  /$ 0(&+ )0 1' 1 " +
!$ /$ # !6 1'$ *("/,-/,"$00,/ '$ /$"$(3$# 0(&+ ) #$1$"1  ",+1/,)
0(&+ ) (0 )4 60 '(&' 4'$+ -,4$/ (0 ,+ '(0 88 -,/1 (0  16-$
Printer Port
'$ $+1/,+("08016)$ -/(+1$/ -,/1  (0 ",+1/,))$# !6 -/,&/ ** !)$
-$/(-'$/ ) (+1$/% "$  '(0  ' 0 )) 1'$ ",+1/,) )(+$0 +$"$00 /6 1, ",++$"1
1, *("/,-/,"$00,/ -)20 14, &$+$/ ) -2/-,0$ $(&'18!(1 -,/10 +# 1'$ ",+8
1/,) 0(&+ )0 1, 20$ 1'$* '$  $ /  +$) 00$*!)6  1 !20 +# #8
#/$00 !20 ",++$"1 1, 1'$  +# ' 3$ 1'$ 0 *$ %2+"1(,+ 0 #$0"/(!$# %,/
1'$  +# 88 ",+1/,))$/0 '$ /(+1$/ $) )(+$ (0 0$1 ),4 !6 1'$
*("/,-/,"$00,/ 4'$+ (1 (0 ",**2+(" 1(+& 4(1' 1'$ (+1$/% "$ '$  +#
 )(+$0 )),4 1'$ *("/,-/,"$00,/ 1, $(1'$/ /$ # ,/ 4/(1$ 1, 1'$ /$&(01$/0 (+
1'$ -/,&/ ** !)$ -$/(-'$/ ) (+1$/% "$  '(0  *201 !$ (+(1( )(7$# !6 1'$
*("/,-/,"$00,/ %,/ ,/1  1, !$ 01/,!$# (+-21 -,/1 ,/1  -/,3(#$0 1'$
",+1/,) 0(&+ )0