Philips DCC170/00 Service Manual page 63

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Y00 Y00 Y00 Y00 v00 v00 v00
RnPJ
.RnFi
RNP-O
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Y R EF
C LK
I IOR TR
STRi OE I
R E
nJ
n-'lB
R_C
n_D
N-E
AJ
R-G
n_ll
R_l
R-J
BJ
8-B
8_C
8_0
E_E
gJ
B_C
8_tl
B_t
B-J
PIN
NAM E DESC RIPTIO N
1
voo posi ti ve s upply vol tage
2 voo posi ti ve suppl y vol tage
3
AMP-P
opam p non-i nver ti ng inPut
4 CLK
w ri te CLO C K i nput
5 WDATA
w ri te data input
6
V s s
grouncl
7
STANDBY
s tandby m ode contr ol i nPut
I
AB
tape sec tor selec t input
I
AMP-O
opamp output
1 0
AMP-N
opamp ir r ver ti ng i nptí.
11
Voo posi ti ve suppl y vol tage
12
V o o pos iti ve supply v oltage
13
B-J
sector B write Pr,tlse outPut
14
B
s ector B wr i te pul se otttPttt
15 n.c .
(not conrtectect)
16
B-H
sec tor B w ri te puls e output
17
B-G
s ector B w ri te puls e output
18
B-F
s ector B w r ite puls e oulput
19 B-E s ector B w r ite pul se output
20
B-D
s ecl or B w r te puls e output
21
B_C
sector B wr ite puls e output
22
n.c.
(not c onnected)
23
B-B
sector B wr ite pul se output
2a
B-A
sector B wr i te pul se output
P IN
NAME D
25
voo p(
2 6
Voo
p(
2 7 VSET c(
2 8 VC-CNV c(
29
vss
9 f
30
CSET c(
3 1
vss
g r
32 VR EF
re
33 R BIAS bi
34
Voo p(
35 Voo p (
36
n.c .
(n
37
A-A
s(
38 A-B
SC
39 n .c.
(n
a0 A_c s€
4 1 A-D
s(
a 2
a_E
s(
.t3
A-F
s(
4 4 A-G
s(
4 5 A-H
s(
a G n.c .
(
4 7 A
s(
4B A-J
s(
NOTE : Section A and section B are connected in reverse on
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Type Part
Description
VR
VRP
input
input
input
i nput
output
input
supply
s uppl y
input
dgcoupl
clecoupl
output
input
input
output
decoupl
Input
clecoupl
s uppl y
A/D
A/O
A/D O/A
A/D
A/D
A/D
A/D
A/D
Ato
A/D
A/D
A/D
A/O
A/D
A/D
A/D
A.'D D/A
otA
A/D D /A
A/D D/A
o/A
D/A
o/A
D /A
D /A
D /A
A/D D/A
Ato ol A-
otA
D/A
o/A
D /A
A/o o/A
A/D D/A
o/A
A/D D/A
A/O D /A
A/D D /A
A/D D /A
A/O D /A
A/D
A/D O/A
A/D D/A
A/D D.'A
Bit clock - 32.í. or 64.Í,
Word Select - Ír
Mode selection
Serial Data enable
Overload Ílag leÍt and right channel
Power On mode 1P ' power on)
Analog ground supply voltage
Analog positive supply voltage
Negative reíerence voltage input (gnd)
Decoupling capacitor
Positive reíerence voltage decoupl. cap.
Input ampllíier output leÍt
Input ampliÍier virtual ground leÍt
Input ampliíier virtual ground right
Input ampliÍier output right
Decoupling capacitor
ReÍerence current reslstor
Decoupling capacitor
Opamps analog positive supply voltage
Opamps analog ground supply voltage
DA voltage output leít
DA current output leít
DA current output right
DA voltage output right
Analog positive supply voltage
Analog ground supply voltage
AD/DA cligital ground supply voltage
AD/OA cligital positive supply voltage
Power On mocle (|l - pow€r on)
D A Di gi tal de- em phas is
Bit clock - 32.Ír or 64.Í,
Word Select - Ír
D i gi tal íi ltl r s gr ound su p p ly vo lta g e
Di gital íi lters pos itiv e s up p ly v ol ta g e
Serial data
Analog loopthrough ftligh is loopthrough)
Enable test mode (Low is normal mode)
Enable test mode (Low is normal mode)
Di gi tal l /O ground sup g ly vo l ta ge
Sys tem cl ock, SCK - 2 56 .Í3
Ser i al Oata
Mocle seleclion
Mode selection
Bi t c loc k ri si ng/Íal l ing e d g e
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