3
BLOCK DIAGRAM
T
une
r
T
A
21
49
PL
L
T
C
9257
LCD
Display
Ba
c
k
Lig
h
t
M
CU/CD
T
C
94A
0
9
Rem
o
te
Cont
rol
Ke
y
Bo
a
rd
Rem
o
te
sensor
CD P
ic
k
Up
CD RF
AM
P
T
A
21
53F
N
So
u
rc
e
Se
le
c
to
r
T
C
9422
Po
w
e
r A
M
P
T
A
82
29P
K
S
p
eaker
Ma
in
Vo
lt
a
g
e
Regul
at
or
Recti
fie
r
Po
w
e
r
S
u
pply
CD/M
C
U
Vo
lt
a
g
e
Regul
at
or
A
C
IN
CD S
e
rv
o
T
A
20
92
F
o
r T
uner
Fo
r Ta
p
e
Fo
r MC
U
/C
D
AUX
I
N
T
ape
B
Deck
T
ape
A
Deck
T
ape
Se
c
tio
n
T
A
81
89N
P
h
one
PC
-
X290
30/MAR/2004
Summary of Contents for CA-PCX290
Page 15: ...11 WIRING CONNECTIONS PC X290 ...
Page 17: ...PCX290 31 MAR 2004 Printed circuit boards Top view 12 Main board ...
Page 18: ...Top view 13 PCX290 Main board ...
Page 19: ...Main board Top view 14 PCX290 ...
Page 20: ...Bottom view 15 PCX290 Main board ...
Page 21: ...Bottom view 16 PCX290 Main board ...
Page 22: ...Main board Bottom view 17 PCX290 ...
Page 23: ...18 Display Key board Top View PCX290 ...
Page 24: ...PCX290 19 Display Key Board Top View ...
Page 25: ...PCX290 Display Key Board Top View 20 ...
Page 26: ...PCX290 Display Key board Bottom View 21 ...
Page 27: ...PCX290 Display Key board Bottom View 22 ...
Page 28: ...Display Key board PCX290 23 Bottom View ...
Page 29: ...24 Power board Top View PCX290 Top View Top View Bottom View Bottom View Bottom View ...
Page 30: ...PCX290 25 Light Board Top View Top View Top View Bottom View Bottom View Bottom View ...
Page 31: ...PCX290 Cass Deck board 26 Top View Top View Top View Bottom View Bottom View Bottom View ...
Page 32: ...PCX290 27 HeadPhone Board Top View Top View Top View Bottom View Bottom View Bottom View ...
Page 33: ...PCX290 Remote board 28 Top View Top View Top View ...
Page 34: ...PCX290 29 Remote Board Bottom View Bottom View Bottom View ...
Page 46: ...1 12 No MB200 SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT ...
Page 48: ...1 14 No MB200 5 2 Standard schematic diagrams 5 2 1 Main section ...
Page 49: ... No MB200 1 15 ...
Page 50: ...1 16 No MB200 5 3 Main CPU and CD servo section ...
Page 51: ... No MB200 1 17 ...
Page 53: ...Main circuit 30 PCX290 30 MAR 2004 Schematic diagrams ...
Page 54: ...PCX290 Main circuit 31 ...
Page 55: ...PCX290 Main circuit 32 ...
Page 56: ...PCX290 CPU circuit 33 ...
Page 57: ...Remote circuit PCX290 34 ...