Sony TORINITORON HMD-A440 Service Manual page 28

(2) Schematic Diagrams of D (a, b, c, d) Board
1 2 3
A
CN701
10P
S-MICRO
B
ROTATION
ROTATION+ 1 R712
33
ROTATION- 1W
2
:RS
CY1+ 3
CY1- 4
CY2+ 5
CY2-
6
CY-DY
CY3+ 7
R711
CY3- 8
0.56
1W
CY4+ 9
:RS
C
CY4- 10
R566
R563 22
1.5 1W
:RS
:FPRD
D
STBY 5V
R558
10k
:RN-CP
R559
2.7k
:RN
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
15V
IC702
-15V 15V IC703
STK391-120
LA6515
D CONVERGENCE OUT
S CONVERGENCE OUT
R743 R741
0.82 0.82
:FPRD :FPRD
C709
470
25V
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6
R745
C710 2.2
470 :CHIP
25V
R731 C729
0 1 330p
:CHIP B:CHIP
C706
68p R716 C725
-15V R719
CH:CHIP 33 R733 C707 0.01
15k
1W 0 68p
:RN-CP B:CHIP
:RS :CHIP CH:CHIP
R709 R737 R724
R739
2.2k 2.2k 22
10k R705
:RN-CP :RN-CP 1W
:CHIP 15k
:RS
:RN-CP
R735 R713 R710 R708
2.7k 0.56 2.2k 2.7k
R753 R755
:RN-CP 1W :RN-CP :RN-CP
15k 15k
:RS R718
R717
:RN-CP :RN-CP
100
2.2
R707 1W
1W
2.7k R720
C723 :RS
0
:RN-CP 0.01 C708
:CHIP
B:CHIP 0.1
:PT
R721
27
:CHIP
R562
R560
18k
15k
:RN
:RN-CP
C549 C547
1.0
0.068
:PT
2 4
IC502
LA6500P-FA
5V REG
15V
1 3 5
C513
10
-15V
7 8
IC701
CXA8070AP
C716 CONVERGENCE CONTROL
0.033
25V
B
H CONV_CLP
4.3 D_GND
7 8 9 10 4.5
V_SIN
4.9 SCL
R747
4.7
2.2
2
VPOSIN
:CHIP
R703
4.8 SDA
270
C733
:CHIP
330p 1.1
C718
R727 B:CHIP V CONV_CLP
0.033
15k 4.3 D_VCC C714
25V D704
C702 C712
:RN-CP 390p
B
4.7 1SS119-25TD 0.1
CH:CHIP
A2
:PT
R730
V REF VREF OUT
R706 10 4.9 HD.IN
15k 1W R704
:RS 4.9 15k :RN
:RN-CP A1
YDC V_CONVOUT
C701 C713
V_REFIN
0.1
4.9 100
R729
R728 25V
4.8 16V
2.2 A3
100
B:CHIP
1W XDC H_CONVOUT
1W
H-SAW_CAP C704
:RS
4.9
220p
C711
4.2 CH:CHIP
A4
0.1
XSC
H_STATICOUT
:PT 12V
H-AGC_CAP
4.9
A5
YSC V_STATICOUT
C703
4.8 A_VCC
C715
0.22
100
:MPS
16V
V-REF
D-a
(CONVERGENCE CONTROL)
9 10 11
ab1
ab2
ab3
ab4
ab5
ab6
ab7
abc8
ab9
ac10
B-SS3608<UC.>-D..-P1
12
HMD-A440(E) 4-9