Sony KP-48V75 Service Manual page 56

A(1/2) BOARD : IC007 ST24C04FM6TR A(1/2) BOARD : IC401 BH3856FS-E2
Vcc 8
Vss 4
TEST H.V GENERATION
7 START CYCLE
TIMING
SDA 5 CONTROL
START
STOP
1 2 3
LOGIC
CONTROL
LOGIC
SLAVE ADDRESS
REGISTER
SCL 6
COMP 2
E PROM
XDEC 64 64x64
A2 3 LOAD INC
A1 2 WDRD
A0 ADDRESS
1
COUNTER
1
5
64
Vcc
3
R/W Y DEN
8
CK
D OUT
PIN DATA REGOSTER
D OUT
ACX
A(1/2) BOARD : IC301 CXA2025AS
8 7 46 41 42 43 44 40 39 38 37 36 35 34 33 32 31 30 29 28 48 27 26 25
1 2 3
IIC BUS
DECODER IREF VSYNC HSYNC PHASE H PHASE V SAW V PARA V SAW
SEP. SEP. DETECTOR 32FM VCO DETECTOR H DRIVE DSC/AGC GEN. GEN.
D/A
1 / 32 H PHASE WIDE V
V COUNT DOWN
DIVIDER SHIFTER MODE ZOOMING
TIMING PULSE GEN
ABL
CLAMP DC-CDL
Y-DELAY SHARPNESS CBLK D-PIC AXIS Y/C MIX PICTURE CLAMP BRIGHT
DC-TRAN GAMMA
AUTO
FILTER DRIVE
ALIGNMENT
CHROMA YS SW
C-TRAP TOT COLOR YUV SW YM SW
KILLER DEMOD REF-P SW
DETECTOR
AKB / CUTOFF / IK
HUE YUV
DIFFERY ACC ACC CHROMA CHROMA RGB
SUBCONT CLAMP
VM AMP AMP DETECTOR APC VCD CLAMP BLANKING
AMP BUFFER
4 45 5 3 2 6 1 9 10 11 12 14 13 15 16 17 18 19 20 21 22 23 24 47
1 2 3 4 5 6 7
A
B
CN2101
7P
WHT
:S-MICRO
SLINK 1 1
SLINK 3 2
SLINK 4 3
TO U BOARD IC2101
C E 4
CN4001 NJM2145M-TE2
SIRCS I/O
SLINK OUT 5 R2105 R2109 R2114 C2102 C2103
10k 10k 10k 0.01
E 6 :CHIP :CHIP :CHIP 10
F:CHIP C2105
VCC GND
SIRCS OUT 7 0.001
B:CHIP
SIRCS
INH1
R2118 IN4 INH2
100
:CHIP STATUS
Q2103 Q2106 Q2109
TV OUT
2SB709A 2SB709A 2SB709A
SW SW SW
NC
D V1-S V1
STBY5V
V3-S V3
V4-S V4
E
R2112 D2101
220k R2113
:CHIP 1SS113
100k
:CHIP IR MUTE
Q2107
2SB709A R2115
BUFF. 4.7k
:CHIP
R2108 R2110 C2101
Q2111
Q2102 47k 2.2k 1 D2102 DTC144EKA
:CHIP :CHIP
2SD601A 1SS113 SAVA CONT
IR MUTE2
SIRCS BUFF.
F
Q2104
2SB709A
SIRCS MIX.
R2102
4.7k R2106 R2117
:CHIP R2104 10k 47k
R2101 47k :CHIP :CHIP
470 :CHIP
:CHIP
Q2101
2SD601A
SIRCS BUFF.
R2103
10k
:CHIP
G
A
H
(2/2)
(SIRCS I/O,AUDIO SW)
I
– 69 –
4 5 6 7 25 24 23 22 21 20 19 18 17
5.1kΩ 2.1kΩ
(BASS)(TLEBLE)
TONE
A (2/2) BOARD TRANSISTOR
A(2/2) BOARD IC VOLTAGE LIST VOLTAGE LIST
CONTROL REF. Pin VOL. REF. Pin VOL.
REF.
NO. NO.
1 5.0 !¡ 6.3
Q2101
2 4.2 !™ 6.3
3 5.0 !£ 6.3
4 !¢
0 6.3
Q2102
6 0 !∞ 6.3
(BASS)(TLEBLE) 7 0 !§ 12.7
TONE
IC2101 8 0 !¶ GND
Vcc Q2103
5.1kΩ 2.1kΩ
200kΩ 9 0 !• 0
0 IC2201 !ª
0 0
4 5 6 7 8 9 10 11 12 13 14 15 16
!¡ 0 @º 6.3
Q2104
!™ 0 @¡ 6.3
!£ 0.5 @™ 6.3
!¢ @£
GND 6.3
Q2106
1 @¢
6.3 6.3
2 6.3 @∞ 6.3
3 6.3 @§ 6.3
Q2107
4 6.3 @¶ 6.3
5 @•
6.3 6.3
IC2201 6 @ª
6.3 6.3
Q2109
7 6.3 #º 6.3
8 6.3 I 25.9
9 6.3 IC2202 G 0.7
Q2111
0 O
6.3 12.7
•All voltage are in V.
•Pin number which are not described are not used.
10
8 9 11 12 13 14
R2208
4.3k
:RN-CP
C2209
R2207 0.47 R2214
1.5k :PT 10k
:CHIP AU12V
R2203 R2204 R2212 :CHIP
22k 22k
:CHIP :CHIP 3.9k
C2207 :CHIP
0.0047
:PT
R2211 TP 12.6V IC2202
47k MC7812CT
R2206 R2225
110k :CHIP 12V REG 470
:RN-CP 1/2W
C2222
C2206 R2210 100 16V :FPRD
0.47 33k
:CHIP O I
:PT G
R2202
R2205 C2225
C2202 15k 1k R2209
10 :CHIP :CHIP 62k D2201 10
:RN-CP
1SS113
R2213
1k R2216 0.6V UP
:CHIP 10k AU30V
:CHIP
C2201 R2201
10 15k C2216
:CHIP 47 25V
AUDIO L
R2224
10k :CHIP
R2223
10k :CHIP
AUDIO R
C2221
0.1
25V
B:CHIP
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
C2223 C2224
10
10
IC2201
NJM2178M-T2 SRS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
C2203
C2212
0.027
:PT 0.0047
:PT
C2219
C2204 C2208 C2211 C2213 0.01
0.0047 0.1 0.0022 0.47 :PT
C2205 :PT C2210 :PT
:PT 470p 0.015 :PT
:PT
:PT
C2214C2215 R2219 R2220 R2221 R2222
0.1 0.01 10k 100k 10k AUDIO L
100k
:PT :PT :CHIP :CHIP :CHIP :CHIP
AUDIO L
AUDIO R
AUDIO R
EFECT SRS SW1 SRS SW2
OFF L L
SRS H H
3D MONO H L
B-SS558.<U..>-A..-P2
– 70 –
VOL. [ ]
B 0.7
AV-INPUT/OUTPUT, AV-SWITCH, Y/C/J,
E GND
A
C 0.3 AUDIO OUT, V OUT, TUNER, REGI CONTROL,
B 4.8 TUNING MICRO, SIRCS I/O, SRS
E 4.2
C 5.0
B 5.0
– A Board –
E 0
C 0
3 4
B 4.3 1 2 5
E 5.0
C 5.0
B 5.0
E 0
A
C 0
B 4.7
E 5.0
C 4.6
B 5.0
E 0
C 0
B 0.1
E GND
B
C 3.8
•All voltage are in V.
C
15
D
E
F
G
H
I
J
K
L
< Component Side >
– 71 –
A BOARD
DIODE *
D219 G-9,G-10 - D409 L-8,L-12 - Q015 E-17 1 Q219 E-12
D001 G-4,G-15 - D220 G-8,G-11 - D410 K-13 - Q016 D-17 1 Q220 E-13
D002 G-4,G-15 - D221 G-8,G-11 - D411 K-4 - Q017 D-17 1 Q222 F-12
D003 G-3,G-16 - D222 G-8 - D1101 B-7 - Q201 E-12 1 Q223 E-11
D004 G-3,G-16 - 1
D225 D-8,D-11 - D1501 J-3,J-16 - Q202 F-11 Q224 E-12
1
D007 E-1,E-18 - D226 D-8,D-11 - D1502 J-3,J-16 - Q203 F-11 D226 F-14
D008 F-8,F-12 - D234 F-8,F-11 - D2101 H-4,H-15 - Q204 H-9 2 Q301 B-17
D010 E-1,E-18 - D235 F-8,F-11 - D2102 H-4,H-15 - Q205 F-11 1 D302 A-17
D011 H-2,H-17 - D236 E-8,E-11 - D2201 J-7,J-12 - Q206 E-11 1 D303 B-16
D202 F-7,F-13 - 1
D237 E-8,E-11 - Q207 E-11 Q304 B-3
TRANSISTOR *
D205 F-8,F-11 - D238 E-8,E-11 - Q208 F-11 1 Q305 B-3
1
D209 F-8,F-11 - D241 F-7 - Q001 G-16 Q209 E-11 1 Q306 A-16
1
D210 F-8,F-11 - D305 B-2,B-18 - Q002 F-17 Q210 H-9 2 Q307 C-18
D211 G-8 - D401 K-15 - Q003 F-17 1 Q211 H-9 2 Q308 C-18
D212 E-8,E-11 - Q004 G-15 1 2
D402 K-12 - Q212 H-9 Q311 A-18
Q005 G-15 1
D213 E-8,E-11 - D403 K-13 - Q213 H-9 2 Q312 A-18
1
D214 G-8,G-11 - D404 L-9 - Q006 B-10 Q214 H-9 2 Q313 B-17
1
D215 F-8,F-11 - D405 K-4 - Q007 H-17 Q215 E-9 2 Q314 B-18
D216 G-8,G-11 - D406 L-11 - Q008 F-18 1 Q216 E-10 1 Q401 L-9
D217 G-8,G-11 - Q009 B-10 1 1
D407 L-8 - Q217 D-11 Q402 L-13
Q013 D-16 1
D218 G-8,G-11 - D408 F-8,F-12 - Q218 G-12 1 Q404 L-8
10 11
6 7 8 9 12
– 72 –
1 Q405 K-15 1 IC003 E-4
1 Q406 K-15 1 IC004 G-2
1 Q407 L-9 2 IC007 E-2
1 Q408 K-13 1 IC201 F-6
1 1
Q409 K-13 IC202 F-8
1 2
Q1101 A-13 IC301 B-2,B-17
1 Q1201 F-7 2 IC401 H-6
1 Q1501 J-16 1 IC402 I-6
1 Q2101 H-4 2 IC403 I-6
2 2
Q2102 H-4 IC404 K-6,K-13
2 Q2103 H-4 2 IC1101 C-7,C-12
1 Q2104 H-15 2 IC1501 J-3,J-17
1 Q2106 H-4 2 IC1502 I-1
1 Q2107 I-15 1 IC1601 K-4,K-15
1 2
Q2108 H-5 IC1602 I-4,I-15
1 Q2109 H-4 2 IC1603 J-4,J-15
1 Q2111 H-15 2 IC2101 H-4
1 IC2201 I-7
IC NOTE:
2 IC2202 I-7,I-13
1 IC001 E-3,E-16 • : Pattern from the side which enables seeing.
IC002 H-2,H-15
2 • : Pattern of the rear side.
15 16
13 14 17 18
< Conductor Side >
Schematic diagram Schematic diagram
? A(2/2) board G board /
– 73 –