Sony BKM-48X Installation And Maintenance Manual page 47

CN1 IC10
64P NJM7812FA
B TO B +12V REGULATOR
17.5 12.8
GND A1
1 2
1 3
GND B1
2
C10
+B A2
330 C11 3 C12
25V 0.01 470
+B B2
:HT 50V 16V
F:CHIP :HT
GND A3
GND B3
C21 C22
C20 0.01 470
-15V A4
330 50V 16V
25V F:CHIP 3 :HT
-15V B4
:HT
1
+15V A5
1 2
2 3
+15V B5
-17.4 -12.3
-6V A6 IC20
NJM7912FA
-6V B6
-12V REGULATOR
+6V A7 IC30
LM2940CT
+6V B7
+5V REGURATOR
GND A8 6.6 5.3
1 2
1 3
VIDEO B8 V OUT (3/4)
GND A9 2
C30
470 C31 3 C32
PY B9 PY OUT (3/4)
16V 0.01 470
:HT 50V 10V
GND A10
F:CHIP :HT
PC B10 PC OUT (3/4)
C40 C41 C42
GND A11
470 0.01 470
16V 50V 10V
Y/G B11 (2/4)
Y/G OUT
:HT F:CHIP 3 :HT
GND A12 G 1
1 2
2Y/G B12 2Y/2G OUT (2/4) 2 3
GND A13 -6.6 -5.2
PB/B B13 PB/B OUT (2/4) IC40
LM2990T
GND A14 B
-5V REGULATOR
2PB/B B14 2PB/2B OUT (4/4)
GND A15
PR/R B15 PR/R OUT (2/4)
GND A16 R
2PR/R B16 2PR/2R OUT (2/4)
GND A17
CHAR-BLK B17
CHAR-G A18
CHAR-B B18
CHAR-R A19
AFC-PULSE B19
HS A20
VS B20
2HS A21
2VS B21
NC A22
NC B22
NC A23
NC B23
NC A24
V-BLK1 B24
H-BLK A25
V-BLK2 B25
R11
+5VSENSE A26 D+5V
100k
1/10W
RESET B26
:CHIP
NC A27
MISO B27
MOSI A28
R12
SCLK B28
5V 100k
FL1 L1 FL3 1/10W
D5V A29
22µH :CHIP
EMI EMI
D5V B29
DGND A30
C50 C51
470 0.01
DGND B30
10V 50V R13
FL2 :HT F:CHIP 100k
CH-SLOT A31
1/10W
:CHIP
B31 EMI
GND A32
-2
GND B32
TO MONITOR
1/10W
:CHIP
TB BOARD
A B
12V
+12V D+5V
C13 C14 C16 R28
0.01 470 470 100k
50V 16V 16V TP1 1/10W
F:CHIP :HT :HT :CHIP
5.4
5.4
IC2
5.3
X25040S
C23 C24 C26
0.01 470 470 EEPROM
50V 16V 16V
F:CHIP :HT :HT
-2
-12V
-12V
5V-2
+5V
C33 C34 C35 C36 C38
0.01 470 0.01 470 470
50V 10V 50V 10V 10V TP2 TP3
F:CHIP :HT F:CHIP :HT :HT R32 R34
10k 10k
1/10W 1/10W
:CHIP :CHIP
C43 C44 C46 R31 R33
0.01 470 470 10k 10k
50V 10V 10V 1/10W 1/10W
F:CHIP :HT :HT :CHIP :CHIP
C53 -2
5.4
0.01
-5V
-5V-2 50V
51 50
F:CHIP
-2 R19
100k
1/10W
5.4
:CHIP
52 SCLK1
R20
0
100k
53 SO1
1/10W
:CHIP
54
SI1
5.4
R21
55
P34
100k
1/10W
56 P35
:CHIP
5.4
57 VCC
5.4
(1/4),(3/4) INT-YC 58 P36
R22
59
P37
100k
0
R23 1/10W
60 P40
100k :CHIP
0
1/10W
61 P41
:CHIP R24
0
100k
62 P42
1/10W
0
:CHIP
63 P43
5.4
R25
64
SLOT
100k
ID
1/10W
:CHIP
D+5V
R26
4.7k 1 2
1/10W
:CHIP
5.4
R27
4.7k
1/10W
:CHIP
C52
0.01
R16 50V
100 F:CHIP
1/10W 14 -2
:CHIP
5.4
9 8
5.4
10
IC4(4/4)
7
MC74HC125AF 5.4
BUFFER -2
5.4
5.0
11 12
IC4(3/4)
R17
MC74HC125AF
100 13
5.4
1/10W BUFFER
:CHIP
5.4
0
2 3
IC4(2/4)
R18
5.4 MC74HC125AF
100 1
R14 1/10W BUFFER
100k :CHIP
5.4 5.4
5 6
R15
IC4(1/4)
100 4
MC74HC125AF
1/10W
:CHIP BUFFER
-2 -2
D10
RD5.6SB-T1
C D
BHA (4/4) BHA (4/4)
R29
100k
1/10W
:CHIP
C56
470
10V
:HT
-2 -2
5.3
C54
5.4
0.01
50V
0
F:CHIP
R36 R38
10k 10k
1/10W 1/10W
:CHIP :CHIP
R35 R37
10k 10k
1/10W 1/10W
:CHIP :CHIP
49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
5.4
P21/CS09 32 INT-V (3/4)
R39
P22/CS10 31
10k
1/10W
30
P23/CS11
:CHIP
0
29 (1/4)
P24/CS12 GBR
P25/CS13 28
0
P26/CS14 27 OE (2/4)
IC1
R40
MB89613R P27/CS15 26
10k
BOARD CPU 1/10W
25
GND
:CHIP
24
X1
X1
2.5
X0 23
2.2
MOD1 22
MOD0 21
-2 -2
20
RST
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
R41
-2 -2 10k
1/10W
:CHIP
(2/4)
33K
C55 C57
470 0.01 R10
10V 50V 100k
:HT F:CHIP 1/10W
-2 -2 :CHIP
0 5.3
Q1
DTC144EKA
SW
-2
9-9 9-9
E
APT LEVEL (3/4)
V LEVEL (3/4)
PY LEVEL (3/4)
PC LEVEL (3/4)
IC3
MB88346BPFV
PB LEVEL (2/4)
D/A CONVERTER
PR LEVEL (2/4)
VSS GND
-2
AO3 AO2 Y LEVEL (2/4)
0 2.9
AO4 AO1
0 0
AO5 DI
5.4
AO6 CLK
0
AO7 LD
0
AO8 DO
0 2.9
AO9 AO12
3.1
AO10 AO11
5V-2 5V
VDD VCC
C58 C59
0.01 0.01
50V 50V
F:CHIP F:CHIP
-2
BHA
(4/4)
(BOARD CPU)
B-SS9610<WW.>-BHA-P4
F G
1
2
3
4
5
H