Motor Driver - Philips DCC170/00 Service Manual

Portable digital compact cassette recorder
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O QHO1 BA357OFS HEAD PHON DR]VER
O QQO1
NJM2O72M LEVEL SENSOR
Yc c t
0 u t I
y c c 2
ltu t e stf
llu t e S l x
Rio o le Fil te r 2
Rip p le Íilt e r t
ltP I
ilc
lil t
E ia s in
B ia s 0 u t
o oM01
NBCs800
MOTOR DRIVER
Poue r GllD
0ut ?
A l ,S G
A t S S lf t
A t s st f
LP OU I ,
TP l IF
ltP 2
l|c
l l t 2
LP I II
P r e G l lD
H
INPUT
-
u,
tA
P ln
N o .
Mark
tro
Divislon
Functlon
1
w
o
W phase output termlnal
2
v
o
V phase oulpul termlnal
3
U
o
U phase output lermlnal
4
HW
o
W phase pre-drlve oulput
5
HV
o
V phase pre-drlve output
6
H U
o
U phase pre-drlve output
7
PGI
I
PG amp Inpul
I
FG I
I
FG amp Inpul
9
VM
I
Motor poweÍ supply lermlnal
1 0
PD
o
P h ase de t. t er m ln a l
1 1
EAO
o
Error amp outpul
1 2
EAI
I
Error amp Input
13
FGOUT
o
FG amp output
1 4
PGOUT
o
PG amp output
15
PG
o
PG comparator oulput
1 6
VR EF
I
Ref e re nce vo lta ge te rm ln al
1 7
PG RE F
I
P G a m p no n -inve rsf on in p ut
1 8
vcc
I
Power supply terminal
1 9
R F M
L o w Í re q ue n cy se t ting le rm inal
20
vco
o
V olta g e con t ro l OSC t er m in a l
2 1
F' R
I
FWDTREV select terminal
22
ETF
I
To rq u e co m m a n d vo lt ag e inp ul
23
ET
I
To rq u e co m n la n d in p ut
21
S TB
I
S t an d by inp u t te rm in al
25
T L
I
To rq u e lim it le r m in a l
26
PCI
P ha se co m p en sa ling o í cu rr ent
Í ee d b ack te rm in al
27
C BR
Co n dltion de t . ler m in a l
28
PCV
P h a se com p e n sa tin g oí vo lta ge
Í ee d b ack t er m in a l
29
sw
Slo pe OS C t er m in a l
30
cs
I
Current det. Input
P I N
PO RT
USE
I N 0l l
I
P r s
A N I S
^
/t)
2
P l 6
A N I6
Í)
3
Pt 7
A N I 7
J
A V s s
5
P t3 0
0 r , T
6
Pr3 l
O IJT
I
A V re fl
I
P 70
IN
I
P7 |
OUT
0
P 7 2
I N
I
P2 0
OU
2
P 2l
0 rlT
3
P22
0r f T
{
P2 3
O IIT
5
lr2 4
O IIT
6
P2 s
S I O
N / 0l l
7
P 26
0U
8
P 27
sc K0
0UT
I
P .l 0
I N
20
P 4 t
I N
2 l
P 42
I N
22
['il 3
I N
23
P 4. l
IN
I
2{
P {5
IN
I
25
P. l 6
IN
I
26
P. 17
IN
I
27
P 50
t/ 0
28
P 5l
I / 0
29
P 52
| /0
30 P53
r/0
3l
P 5 4
0 tf T
3
P 5 5
0UT
33
V S S
3.1
P 56
0
35
P 57
IN
3 6
3 7
P 6 0
0t , T
P 6 l
0 uT
38
P 6 2
0uT
39
P 6 3
OU
40
P 6 4
OU
-5 7 -

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Dcc170/01Dcc170/05Dcc170/bk01

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