Sony RA-3B Service Manual page 45

G BOARD SCHEMATIC DIAGRAM
1 | 2 | 3 | 4 | 5 | 6
A
CN1503
4P
RED
:S-MICRO
TO DY(R)
—
R1593
120 RH
3W
:RS
B
Ch.3
R1594
120 -Vcc
3W
:RS 18 17 16
—
PS1502 C1502
3 470
2.0A
25V
R1503
R1504
1k 3.3k
PS1501 :RN
2.0A
C
R1501
2.2
1/2W
:RN
R1502 C1504
2.2 100p
1/2W
CN651
:RN
10P
:B TO B-S
R1505
— TO A:CN402 220
RH 10
RV 9
E
8
GH
7
D E 6
GV 5
E 4
BH 3
E
2
— BV 1
CN605
10P
:B TO B-S
C619
47
TO A:CN681 16V
11V 10
E
E 9
OVP
8
OCP
7
STB 5V 6
E 5
—
RELAY 4
E 3 C625
47
NC 16V
2
135V
1
TO T504
F CN1501
4P
WHT
:S-MICRO
TO HV BLOCK
E
4
HV(B)
TO PICTURE TUBE B HV.REG R677
3
— 1k
STDBY 5V 2
HV(G)
TO PICTURE TUBE G STDBY 5V 1 TP STB5V
R675
10k
HV(R) CN501
TO PICTURE TUBE R
10P
:B TO B-S
G TO A:CN202 2.9
2SA1309A
AUDIO(-) 10
Q655
HV BLOCK E
9 2SC3311A
E LATCH
8
AUDIO(+) 7
L659
— V.DRIVE(+) 6 D671
D3S6M-F
V.DRIVE(-) 5 :LHL08
19V RECT
VP
4 C655
E 2200
3 35V
-5V 2
C654 D670
H
5V 1 2200 D3S6M-F
35V
C626 -19V RECT
47
16V
L660
TO FBT
:LHL08
CN653
:FASTON
—
L601
R601 LFT
2.2M
I CN601 1/2W
2P F601 :RC C606
WHT 6.3A 0.0022
:VH 125V 250V
AC(L)
2
FH601 FH602
120 AC AC(W) 1
60Hz R602 VDR601 C601
— 471
1M 0.47
1/2W 125V
D603
R612
D4SB60L-F 0.1 R610 R611
220k 220k
AC RECT 1/2W
1/2W 1/2W
:RF
J
C615 FB653
0.0022
JW(5)
1kV
IC601
146.5 296.3 MX0842AB-F
SW
3 4
—
R623
220k
1/2W
K
R624 1 2 5 6
220k
1/2W C612
1000
250V
:AL
C611
1000
250V
— :AL
C603
0.0022 C608
250V 10
400V
R614
JW(5)
L D601
ERC04-06SE R607
D602
AC RECT 4.7
ERC04-06SE :FPRD
AC-RECT
Q601
R609
1.4 2SK2663
CONVERTER 22M C614
1/2W 470p R616
:PT 2.2k
—
D604 D607
146.3
MTZJ-15B 1SS133
PROT
0 PROTECT
C609 R608
470p 22 R622
:PT 100k
M
R605 1.4
680
C613 C610
R604 0.1 0.001
3.3 0.5 Q602 :MPS
1/2W 2SD2144S-V
:FPRD
PROTECT
—
N
—
O
—
| 7 | 8 | 9 | 10 | 11 |
CN1504
4P
YEL
:S-MICRO
TO DY(G)
IC1502
STK392-150
SUB DY-DRIVE
RV GH GV
R1595
120
3W
Ch.2 Ch.1 Pre. Pre. SUB. Ch.3
:RS
-Vcc +Vcc -Vcc +Vcc -Vcc MUTE GND -Vcc
11V
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 18 17 16 15 14 13
R1596
120
3W
Q1508 Q1509 R1603 :RS
2 1
2SC3311A 2SA1309A 1.2k
MUTE MUTE 6
-14.3
C1523 PS1504 C1528
-15.4 4.6
10 2.0A 470
R1508 C1510 R1513 25V
470
C1506 1k 1k R1529
100p :RN 25V :RN R1601 R1524
:RN R1604 1k
:B 47k 10k PS1503 :RN
:RN
R1576 2.0A
10k
4.8
R1522
2.2
C1522 D1503
1/2W
R1507 C1519 C1521 470 MTZJ-4.7B :RN
3.3k R1514 25V
3.3k 100p 470 MUTE REF R1523 R1525 R1528
:B :RN :RN :B 25V 2.2 3.3k 3.3k
L1510
1/2W :RN :RN
L1509 :RN
:LHL08
R1506 :LHL08
220
R1526 R1527
R1515 -15V 220 220
220
11V
15V
V.DRIVE+
V.DRIVE-
11V
5V
-5V
HV.REG
5V
VP
-5V
135V
R665
C669
4.7k 47
-0.2
R664 R663 25V
4.7k 10k
:RN
-0.2
0.1 R659 0.1
D677 11k
1SS133 IC651
:RN
PROT 0.7 2.4
DVP OCP
2.9 R661
R673 330k TP.OVP
2.1
2.9 4.7k R657 -0.2 :RN
1k
R667 :RN D672
C672 R671 Q652 11ES2
4.7k C663 R660 R662
47 10k 2SD2144 5.6k 10k
Q654 100
25V RY-DRIVE 25V :RN :RN
L658
0.1
LATCH
R678
0.1
4.7k C674
47
25V
D660 IC653
D2L20U-F NJM7805FA
-15V
5V RECT 5V REG
7.9 5.0
I O TP5V
L655 C666 G
R656 C668
0.47 2200 47
D650
T601 C656 :FPRD 10V 25V
0.0022 D2L20U-F IC652
PIT
:B 5V RECT NJM7905FA
R652 -5V REG
12 FB651 L654 0.47
2 :FPRD -8.9 -5.0
0.45UH
I O TP-5V
11 D659 G
1 C665
D1NL20U-TA 220 C667
10V
FB654 -5V RECT 47
0.45UH 25V
10
7
TP+15V
C604 C659
0.0022 L657
2200 F652
250V 9 25V 4A
8 :LHL08
C658
D655
2200 L656
8 D4SBS4-F 25V
14 F651
R606 15V RECT :LHL08 4A
0.82 FB652 TP-15V
20W JW(5)
:RB L651
7 D654
13
C607 L652 D10SC6M-4012
R603
0.47 11V RECT
125V 0.82 FB655
20W 6 0.45UH
:RB 12 TP11V
L653
R619 C651 R653
1 C620 330p FB656
7.5MM :LHL08
1W 0.68 11 5 500V 0.45UH
:RS :MPS C657
D657
2200
D2L20U-F 135V RECT 16V
1 4
6 10
C664
FB657 100 R658 D653
0.45UH 35V 10k D2L20U-F
2 3
5 9 135V RECT
D658
R655
D1NL20U-TA 0.47
C602 18V RECT 1/2W
0.047 :FPRD
630V T603 D656
:PP
PRT D2L20U-F
IC654
135V RECT
DM-58 135V
1 +B REG
C662
33
160V
2
R621 D652
C622 5 4 3 2 1 R654
220k 0.33 D2L20U-F 0.47
1/2W 135V RECT
:MPS 2W
:RS
R618 3
C624 R672
220k 470p 1k
1/2W 1kV :FPRD 11V 11V
:HR
4
D668
C621 C623
R617 0.68 MTZJ-24A R684
1 1W :RS 0.33 C670 4.7k
:MPS :MPS R666 PROTECT
5 0.0047
220k
100V D666 C678 D669
:PT 100 R685
1SS133 MTZJ-13
25V 1k
LIMIT PROTECT
13.4
7 8 R669 D665 13.4
100 Q657
1SS133
Q656 0.1 2SA1309A
LIMIT
10.3 2SC3311A PROTECT
C617 LIMIT
R679
D609 0.01 250V T602 10.2 100 10.2 R683
R682
ERA22-08 STB 0.1 1k
1k
LIMIT R676 C673
1k
1
1 2 Q653 D662 D676
2SA1309A MTZJ-3.9B R681
R620 1SS133 R680 10k
1M :RN SOFT START BACK UP PROT
10k
3 10
R691
D674
C616 4 11 D664 1k
0.001 1SS133
LIMIT D651 R686 MTZJ-2.7A 5.0
:PT C680 10k
D1NL20U-TA 22 PROT
:RN
RECT 25V
D610 5 9 4.3
R615 D1N20R D675
47k R613 D667
RECT MTZJ-10B
470 D1NS6-TR R668
PROT C679 R687 Q651 10k
6 8 STB RECT 47 2.2k 2SA1309A
25V
D605 :RN BACK UP
I O
MTZJ-18B
G
PROTECT C676 6.6 5.0
C618 330 R688
22 25V 2.2k
:PT :RN
IC655 4.7 D680
R690
BA05T 1SS133 STBY 5V
R689 4.7k
5V REG 1k :RN PROTECT
-0.4
Q658
2SA1309A
PROTECT
3
RY601 D673
1SS133
PROT
4
12 | 13 | 14 | 15 | 16 | 17 |
CN1505
4P
BLK
:S-MICRO
TO DY(B)
IC1506
STK392-150
SUB DY-DRIVE R1597
BH BV
120
3W
:RS
Ch.2 Ch.1 Pre. Pre. SUB.
-Vcc +Vcc -Vcc +Vcc -Vcc MUTE GND
12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5
R1598
5 4
L1511 120 C1557
3W 220 7
15V R1554
:LHL08 :RS 15k
:RN
C1508
-14.3
R1519 C1552 0.0022
C1533 47k R1550 C1551
-15.4 0.1
470 R1535 12k 0.0022 100V
:RN :B
1k 25V 1k L1512 :PT
:RN R1518
D1522 D1523
10k :LHL08
MTZJ-24 MTZJ-24
PS1505 PROT PROT
Q1501 2.0A
2SC3311A
MUTE C1559
R1560 0.22
-15V
R1536 C1536 180 100V
C1540 2W :PT
3.3k 100p PS1506
:RN :B 470 2.0A :RS
25V R1570
R1537 R1549 R1552 TH1501 1.5
220 2.2 2.2 90 :FPRD
1/2W 15V
1/2W
:RN :RN
R1559
L1513
10
1W
:RS :LHL08
REGI MUTE
D FOCUS
V DRIVE+
V DRIVE-
-15V
15V
ABL
5V
-5V
D1513
C1545
MTZJ-15B
100
PROT 16V
C1546
0.0047 R1541
:B R1542 3.3k
10k
D1526
RD15ESB2 8 7 6 5
B/S
IC1504
D1527 NJM4558D
RD15ESB2 SHADING AMP
R/S
1 2 3 4
R1556
R1516 C1541 C1539 D1515 12V
D1528 0.0047
10k 100 MTZJ-15B
RD15ESB2 R1544 :B PROT
1.5k 25V
D1529
RD15ESB2
D1506
R1555 MTZJ-15B C1555
C1518 100 100
C1516 PROT
0.0047 25V
:B 100
25V
12V R1538 C1549
D1504 10k D1509
10.7 0.001 8
R1517 MTZJ-8.2B :PT MTZJ-15B
Q1502 8 7 6 5
220k C/O REF PROT
2SA1309A
AMP
C1501
9.2 12.2
0.1
:PT 1.1 D1505
Q1503 MTZJ-15B IC1505
D1502 2SC3311A PROT NJM4558D
JW(5) BUFF DF AMP
1.1 0.6 1
R1539 1 2 3 4
R1612 0.1
10k 8.2k R1540
V.BLK 1k
D1507
MTZJ-15B
R1548 R1558
56k PROT 10k
Q1511
R1613 C1547
10k 2SC3311A 0.022
V.BLK SW :PT C1550 R1562 R1563
100 10k
25V
R1543
-12V
10k C1548 C1534
1 0.0047
:MPS :B
12V
VP
135V
L501 R508
1.8k C522
:LHL08 3W D518
11 14000p C535
:RS C517 1.2kV ERC06-15S 680p
0.001 DUMPER 2kV
2kV :B
R507
C534
1.8k Q502 137.4
3W R537 680p R556 R563
2SD2578-RF 2kV
:RS -0.1 22k 47k 220k
H.OUT :B
R506
135V C531
1.8k T501 R535 C527 C533 C538
3W 220k 0.001 1.5 0.0047 0.0047
HDT 250V 100V
:RS 630V 100V
:PP :PP :PT :PT
10 1 3 6 4
C521
R502 C505 R520 0.039 L503
0.047 C537
1.5k 10 630V :LM
200V 1/2W :PP R551 220p
:PT 1 4 500V
3 5 68 3W :RS
:B
70.5 R521 D517
C501 JW(7.5) FB501
-0.5 RGP15J-6040G23
0.47 R509 DUMPER JW(5)
5.6k
1/2W
:FPRD R550 D520
R501 68 3W :RS
3.3k RGP10G
C502 C506 C508 PIN-SW
680p 820p 680p
Q501 500V 500V R544 Q503 21.4
500V C540
:B 2SC2688 :B :B 100 IRF614 22
:FPRD 10.1
H.DRIVE PIN AMP 160V
S
12
135V
C514 R543
R517 R526 0.1 L502 1M
330k R519 47k :PT 1/2W
:LAV35
C510 10k
0.001 :RN
:PT
R523
470k R532
12k
R510 R514 C518
R525 0.022
2.2k 2.7k
8.2k R531 :PT C526 R542
10k 0.0022 3.9k
135V
:PT
R513
2.7k
R546
30k
14 13 12 11 10 9 8
:RN
C525
0.001
IC502 :PP
D501
MTZJ-5.1B PROT
HP-LIMIT
TP HP 1 2 3 4 5 6 7 TP 22V
D522
R548
R512 15k EL1Z-V1
R529
2.7k D505 68k :RN HV-RECT
MTZJ-15B
PROT R536 R538 C536
82k
D507 8.2k 22
R511 C516 :RN :RN
1SS133
47k 22
1W HV.REF R528
:RS 47k
D506 R524
MTZJ-7.5B 22k
12V
HV.REF
TP HV PLOT C515
1
R522 C513 R527
120 100 8.2k D513
:RN 16V C529
1SS133
R530 0.1
PROT :PT
8.2k
CN652 CN1502 CN502
3P 10P 2P
:MINI :B TO B-S :LARGE
TO A:CN801
R545
— 45 —
18 | 19 | 20 | 21 | 22 | 23
CN1507 CN1508
CN1506
3P 3P
3P
WHT WHT
WHT
:S-MICRO :S-MICRO :S-MICRO
TO DY(R) TO DY(G) TO DY(B)
IC1509
LA78045
V OUT
6 7 R1587
R1588 R1589 R1590 R1591 R1592
560 560 560 560 560 560
R1585 Q1505
15k 2SC3311A
:RN V-SEP
R1577
:B 12k C1525
:RN 47p R1583
:CH 100
15.3
D1525 -0.5
C1526
GP08D 1 :MPS
PUMP UP
C1527 R1584
0.0047 22k
:B
0.1
D1501
C1562 C1507 MTZJ-5.6B C1524
C1560 1000 100p
1000 0.0047 SYNC SLICE
:B 25V :B R1582
25V 2.2k
TP -15V
L1502
L1501
:LHL08
:LHL08
-5V
R1600
100 C1566
R1610 L1515
100 R1566 0.01
6.8k :PT R1602
100
R1611 D1520
100
R1567 MTZJ-6.2B
22k
C1543 PROT
0.01
:B
8
C1520
100
16V
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
SW2 VEE
- +
IC1501 V.PARA H.SAW
CXA1726AS
V ZOOMING &
C1505
SHADING AMP
47
25V
VCC SW1 V.DRIVE(-) - + V.DRIVE(+) GND
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
L1514 C1561 9
R1568 C1571 C1513 0.0022
10k 0.001 10 :B
R1564
C1512 :B
10k
D1521 100 R1615 R1579 :RN C1563 R1609
16V 10k 1k 10k
MTZJ-6.2B 0.01
:RN :RN :PT :RN
PROT R1599
10k R1581 C1572
C1544 160k 0.001
0.01 :B
:RN R1580
:B 1k
22k :RN
CN507
R1533 100k
R1586 R1578 R1520 120k 2P
R571 100k 10k
D525 1k R572 R574 R578 R579 :MINI
39k 39k 39k 39k R583 C1517
RGP02-20EL 3W 3W 3W 3W 3W 33k C1570 0.001
:RS 0.001
C1537 DF.BIAS RECT :RS :RS :RS :RS 1/2W :PT
:PT
0.0047 1 DF
:B
D526 2 G2
RGP02-20EL C545 D531
DF.BIAS RECT 0.0047 1SS133 SG502
2kV 12V-RECT
SPARK GAP
R1557
10k Q505 690.0 C566
220
R568 2SC5022-02 CN508
100 Q506 25V
:FPRD DF AMP :FASTON
7 6 5 2SA1309A
OFF-MUTE
(CHASSIS)
SG501
12.2 11.7 R593 12.2
IC1507 SPARK GAP
R576 10k
NJM4558D
C548 120k R581
DF AMP 100 0
100 12.2 613.0
25V C563
47
11.5 25V R600
2 3 4 0
22k R515
1.7 470k
1/2W
R592
C1542 R575 1.2
R570 C550 22k 22k R599
0.0047 R567 100 Q1506 Q507
:B 47k 100 10k
25V 2SC3311A 2SC5022-02
DF-AMP D530
C552 G2-MUTE
0.033 1SS133
:PT
C1556 D1510 MUTE
100 MTZJ-15B R580 R589
10k 25V 470 100
PROT -12V
CN506
4P :VH
TO DY(R)
135V
1 R-H(+)
L504 2 NC
HLC
C543
NC
0.75 C547 3
250V
470 R582 R-H(-)
:PP 1 1 HV 4
C
1/2W R597
:FPRD
L505 0.47 1/2W :FPRD
C546
C542 R566 2.2mmH 4
470p 680 2.2 250V :LHL08 D534
T502 500V R590 C557 +200V
1W 47 RGP10G
PMT :B :RS 220k
1/2W 100V 200V-RECT CN505
2
R569 4P :VH
+B
68 C549
2 6 3 4 1/2W 0.033 TO DY(G)
:FPRD :PT
5 6 1 G-H(+)
3
NL502 R596
4 1 2 NC
1 5 80V 0.47 :FPRD
C544 R573 R577
7 3 NC
330 91k 270k
160V 1/2W 1/2W C556 D533 +12V
RGP10G 4 G-H(-)
:RN :RN 100
25V +12-RECT
5
R595 MV
NL501
0.47 :FPRD TO
80V
TP -12V 3 FOCUS PACK
-12V
C555 D529 CN504
RGP10G
100 R-BIAS 4P :VH
25V -12-RECT
10 TO DY(B)
R594
0.47
R588 1 B-H(+)
* :FPRD
NC
8 2
D532
R587 C554
470 GP08D 3 NC
1 1W :RS 16V R-RECT
9 11 4 B-H(-)
C553 D528
C551
R586 470 GP08D B-BIAS
470 * 16V B-RECT
TP 135V
T504
FBT
PS501 R591 R598
2.0A 1.5 3W NX4007//X
0.47 :FPRD
CN503
TP501 10P
TP 12V
WHT
R584 C567 R503 :S-MICRO
0.47 :FPRD 0.068 4.7k NL505
TP ABL
200V 1/2W TO CG:CN734
:PT :FPRD
1 E
R504
100 1/2W NC
2
R505
100 1/2W 200V
C564 C565 3
0.01 0.01
:B :B 4 NC
R586,R588
5 NC
NL503 NL504
80V 80V
68 1W 48V90/61V90 6 H(-)
100 1W 43T90 7 H(+)
150 1W 53V90 NC
TP 200V 8
9 R/S
10 B/S
(H/V,DY DRIVE,POWER SUPPLY)
9-965-907-01<RA3B> G
KP- 43T90 / 48V90 / 53V90 / 61V90
| 24 |
G BOARD WAVEFORMS
1 2 3
18.5Vp-p (H) 12.5Vp-p (H) 14.5Vp-p (H)
4 5 6
17.7Vp-p (V) 15.2Vp-p (H) 14Vp-p (H)
7 8 9
56.1Vp-p (V) 1.72Vp-p (V) 3.7Vp-p (V)
10 11 12
108Vp-p (H) 1.2kVp-p (H) 130Vp-p (H)
TO CB TO CG TO CR
BOARD BOARD BOARD
DET
G2
MV
DF
FOCUS
PACK
(FOCUS BLOCK)
FV(B) FV(G) FV(R)
HV BLOCK
G BOARD : IC654 DM-58
1 3 4
R1
IC1
R2
5
G BOARD : IC651 µPC393C
GND IN1 IN OUT1
3 1
4 2
5 6 7 8
IN2 IN OUT2 V