Sony CPD-E230 Service Manual page 28

(2) Schematic Diagrams of D (a, b, c, d) Board
1 2 3
A
B
CN701
10P
ROTATION
S-MICRO
ROTATION+ 1
ROTATION-
2
CY1+ 3
C
CY1- 4
CY2+ 5
CY-DY
CY2- 6
CY3+ 7
CY3- 8
CY4+ 9
CY4- 10
D
E
F
G
• D - a BOARD WAVEFORMS
1 2
2.8 Vp-p (V) 0.25 Vp-p (V)
• Divided circuit diagram
One sheet of D board circuit diagram is divided into three sheets,
each having the code D-a to D-c. For example, the destination
ab1 on the code D-a sheet is connected to ab1 on the D-b sheet.
a b 1
Ref. No.
Circuit diagram division code
4 5 6
IC702
-15V
STK391-120
D CONVERGENCE OUT
R743
0.82
:FPRD
1
C709
470
25V
1 2 3 4 5 6 7 8 9 10
C710
R712
33
R731
1W
0
C706
:RS
:CHIP 68p
CH:CHIP R716
33 R733 C707
1W 0 68p
:CHIP
:RS CH:CHIP
R709 R737
R739
2.2k 2.2k
10k
:RN-CP :RN-CP
:CHIP
R711 R735 R713 R710 R708
0.56
2.7k 0.68 2.2k 2.7k
1W
:RN-CP 1W :RN-CP :RN-CP
:RS
:RS
R707
R720
2.7k C723
0
:RN-CP 0.01
:CHIP B:CHIP
R721
27
:CHIP
R562
18k
:RN
C549 C547 R560
R566 15k
0.068 1.0
22
:RN-CP
R563 :PT
1W
1.5
2 4
:RS
:FPRD
STBY 5V
1.1 -3.2
R558 IC502
15V
10k
LA6500P-FA
1.0
:RN-CP
5V REG
1 3 5
R559
2.7k
:RN
-15V
7 8 9
15V
IC703
15V
LA6515
S CONVERGENCE OUT
R741
0.82
C716
:FPRD
0.033
25V
1 2 3 4 5 6 7 8 9 10
R745
2.2
470 R747
:CHIP
25V
2.2
C729
:CHIP
330p
C733
B:CHIP
330p
B:CHIP R730
C718
C725
R719
-15V 2 10
0.033
0.01 R727
15k
1W
25V
B:CHIP 15k C702
:RN-CP
:RS
B
:RN-CP 4.7
A2
R724
V REF
22
R706
R705
1W
15k
:RS 15k
A1
:RN-CP
:RN-CP
YDC
R753 R755
15k 15k
R718 R728
R717
:RN-CP :RN-CP A3
100 R729 100
2.2
XDC
1W 2.2 1W
1W
:RS 1W :RS
:RS
:RS
A4
C708 XSC
C711
0.1
0.1
:PT
:PT
A5
YSC
10 11
ab1
ab2
ab3
ab4
IC701
CXA8070AP ab5
CNVERGENCE CONTROL
B
H CONV_CLP
D_GND
4.3
4.5
V_SIN ab6
SCL
4.9
4.7
VPOSIN ab7
SDA
4.8
1.1
R703
V CONV_CLP 270
1/4W
D_VCC C714
D704
4.3 C712
390p :CHIP
3.7 1SS119-25TD 0.1
CH:CHIP
:PT
VREF OUT
HD.IN
4.9
R704
4.9
15k :RN
V_CONVOUT ab8
V_REFIN C701 C713
4.9
0.1 100
4.8
25V
16V
H_CONVOUT
B:CHIP
H-SAW_CAP
C704
4.9
4.2 220p
CH:CHIP
H_STATICOUT
12V
H-AGC_CAP C703
0.22
4.9
:MPS
V_STATICOUT
A_VCC
4.8
C715
100
16V
ac10
V-REF
ac9
D- a
(CONVERGENCE CONTROL)
B-SS3588<NH>-D..-P1
12
CPD-E230(E) 4-9