Sanyo CDP-355 Service Manual page 17

IC
BLOCK DIAGRAM & DESCRIPTION
IC145 BU9317KS (SERVO SIGNAL PROCESSOR)
IC146 SM5856AIF
(ANTI-SHOCK MEMORY CONThOfi
IC147 MSM51V4256A (DYNAMIC RAM)
!/0, 1/02
1/()? 1)0'
+ ~:~:r
R/w
c,ock
Genera,.,
i :::;':
1 E&l Ea o
,.
E,, L:K
o $[0
EYE
FCC
PL LSw
PCG
.5. FO
AWF,
AS"
5CR.Ch
MIRROR
Xl.
.XOU1
T
Zc
A: 5
FE114
FCAPA
TEIN
TC'P',
TCLPA2
5DIN
RW
MCK
9!.
FOK
<BLKC.
YFCLK
YFL AG
(
WFCK
RF's
SLE5Y0
5uBCK
GND2
) mm
uvPk
CLV.5A
F SW
CLW
CLVS
SEW
FDOUT
GFS
TDOU1
mod-'
CLK
I DOU T
BUSY
I
J
,6
_
I II
OX K'L=
IC192 BA3571 FS (PHONES AM P.)
IC142 RN5RG33A (REGULATOR)
+-
VCC1= g
out 1
out 2
Vcc 2
..
NC S8 SW r
NC 0S SW
LP out
OUT
GNO
Voo
(
.
.
ICI 91 SM5877AM (D/A CONVERTER)
LRCI sC*! Dl
~wlEO
IC141 BH6504K (POWER DRIVER)
WI
RIPPle
Fdiw 'S :
H NC
C
-m
u LP NF
+1
-IN2
MODE
(
A,'. (
M"l E (
R51N
(
05 (
Dvss (
0"00 (
151, (
10 I (
&vDOL (
+
cm
,"s
",0
.
xl 1
X"DO
B
lN1
?S
:
> *
Bias in !?
L
B,as
out ~
~~
ao
-Q
- Pre
GNO
J 35 —"
—
""m' c
36 FXE VCC
,20
,—
I--9
- LP IN
.
IC143
RH5RH332B
(DC/DC CONVERTER)
:E@vi
L....... J.---- .--, I .--------I--------J
& !3 ,,
LO ."5s
Qo
-
J
-i9-
-18-