Sony CDP-227ESD - Main Board Components and Layout; Semiconductor Locations on Main Board; Circuit Board Layout Overview

CDP-227ESD/507ESD
3-7. PRINTED WIRING BOARDS
— Main Sectlon —
4.6Vp-p
@® Semiconductor Location
Location Location
1-10 D-2
H-6 D-14
D-15 D-2
1-14 E-14
1-14 D-II
1-14 C-11
G-13 C-13
G-12 E-13
H-15 H-13
H-16 F-13
H-15 1-13
H-15 G-15
1-12 F-II
1-13 C-12
1-13 G-15
J-12 E-12
I-11 -
1-12 1-9
4.2Vp-p - H-6
H-10 H-6
1-7 H-6
H-8 F-7
G-6 F-7
F-8 D-8
D-7 C-14
D-10 G-14
E-10 F-11
C-7 G-14
C-9 F-11
1-12
5.6Vp-p
@ CIRCUIT BOARDS LOCATION
LOADING MOTOR BOARD POWER BOARD
TRANSRATION BOARD
MAIN BOARD
VOL BOARD
~ MOTOR BOARD
JACK BOARD
Note:
@ o——-: parts extracted from the component side.
@ @——: parts extracted from the conductor side.
@ @ : parts mounted on the conductor side.
e : Jumper wire connected to the ground pattern on
na the component side.
: Pattern on the side which is seen.
=]
CDP-227ES
OPTICAL PIC-UP BLOCK
KSS~I5IA
[MOTOR BOARD]
TO DISPLAY BOARD
TO DISPLAY BOARD
—
TO CHASSIS EARTH
(35887)
[LOADING SW BOARD]
$251
LOADING SWITCH
IN-=— OUT
-~<o
Xm
TO DISPLAY BOARD