Philips DCC170/00 Service Manual page 61

. Q001
TC91 92AF MOTOR CONTROLLER
Ql 01
TDAl380
RI
lNx25A
INXOA
INO IA
INI A
IN23A
IN34A
IN4A
IN56A
IN67A
INTA
IN X2 5B
INXOB
IN OIB
IN I B
IN23B
IN34B
IN4B
I N5 6B
IN67B
INT B
C? IPF
12 8 kHz
Ci. LPF
r/2r1 0 Dt vr D EB
r/ 23 a DtY tDEt
s PeED NO :t t tol
I
nFvER:rE rfiAttotl
DErggrtso cttcutt
Atc
ïnn]|o DtvtDER
( t2 r tïs )
tc
srJcHtoif t z nío
c I ECU t t
PI N
NO .
S Y } Í BO L FUNCTI ON, OPER AT IO N RE}t\RKS
20
vop
P o wer sup p ly volca ge ce rr nj. nal and groundÍ ng
g e r mÍn a1 .
1
GND
2
F r e f
Re fe r en ce fre qu e ncy in p uc cer mi nal f or phas e
co m Pa r A co r .
C - l l O S i n pu c
3
F s i g
L / 2 5 6 0 d ividin g o u Epu E, ce rrni nal of V C O f req uen c y ,
in ce rn a lly comp a riso n si gn al i s made.
C - ]!O S oucpu c
5
LTJ
S wic chin g È e rm ina l
o f lo ck r ange.
a C L I . l= t 'L tt , oo r m al ra ltg " . a E LW= "U tt . double ranp,e .
B ui l c - i n pul l - u ;
r es i s c an c e s oe ec
7
FG t tl
P u ls e in p uc ce rm in al
fo r
in dic acl ng Èhe roÈaci on
s p e e d
o f m oÈ o r.
B ui l c - Í n am p.
I
APC
Ou cp u c Cer min al o f APC 8- bic DI A conver cer
o u tDu E.
Bui lE -i n bipol a:
t r ansl s c or
9
AFC
Ou E,p uE Ce rm ina l fo A FC 8 -b ic O / A conver E ,er
o u Èp u E .
B ui l c - i n b i po l a:
t r a ns i s c o r
10
V r o Ou cp u E ce rmin a l fo r re fer en ce volcage.
B uÍ l È - i n b i po la
c r an s is c o r
1t
RV
Re ve rse ro caE Í on sign a l fo r output, dr.iv er.
C - l l OS o uÈ puÈ
L2
R I S
RUN/STOP swicchin g te rmin a l of moE or
a c RIS= t' Ltt, RUN. a È RIS = t'H t t , sToP
B u i l c - i n
p ul l - u :
r e s i s E an c e
13
LD
L o ck d e EecÈ ing E er mL na l.
ttr e n che ro ca Eion fr eq u en cy i s w i t hi n l ock r a ng e,
tt1 1 tr
le ve l,
a nd in o Èh er case s, t t lt t l evel.
C - I Í O S ou E pu c
L4
c
T e r m in a l acca che d wich cap aci cor f or adjusc in g
fr e q u e nc y .
In te r n al con cro l sign a l 1s m ade.
r.5
RL
Cu r r e n c co n tro l cer min al fo r conE r oll i ng V C O
fr e q u e ncy.
L7
RH
Cu r r e n c co n cro l o uÈ pu È cer mi nal f or V CO
Nch open dr ai n
1,8
vc
V o lca g e co n cro l
ln pu c ce rmin al f or V CO
L9
DO
0 u Ep u c Eer rn in al o f p h ase co nP ar a È or
C- i tOS ouEpu i
4
T e s c
In p u t
r er n ina l o f in re rn al t esc
Ge n e ra lly
gr ou nd .
C - ) I O S i npu c
O SENA DJ I
DS EN ADJ 2
D SENAD J3
VREFS EN A
VREF SENB
DSEN 1 B
D S E N 3B
D S E N 3A
OSEN 2A
A dj u st p in ío r C
Adi u st pi n Ío r t
Adj u st pi n Ío r C
R c ícr c nc c v ol ta
A u xi li ery c ha nr
Ch an nc l O/li
PCS 79 304
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