Sony SDM-N50 (serv.man2) Service Manual ▷ View online
4-21
4-22
— A BOARD (Component Side) —
— A BOARD (Conductor Side) —
(a)
[ RGB PROCESS, SCAN CONVERTER, GVIF TRANSMITTER, SYSTEM CONTROL ]
1
2
3
4
5
A
B
C
D
E
F
G
1
2
3
4
5
A
B
C
D
E
F
G
• A BOARD
SEMICONDUCTOR
LOCATION
LOCATION
IC
IC101
B–4
IC102
B–1
IC103
A–4
IC105
C–2
IC106
A–2
IC107
A–2
IC108
C–1
IC109
B–2
IC203
B–3
IC205
F–2
IC206
B–2
IC207
B–3
IC208
B–3
IC209
B–3
IC210
B–3
IC211
B–4
IC212
E–4
IC214
E–2
IC215
F–4
IC216
D–3
IC301
E–4
IC302
E–2
IC303
E–2
IC304
F–4
TRANSISTOR
Q101
C–2
2
Q102
D–2
2
Q103
D–3
!£
Q201
B–3
2
Q301
G–1
!£
Q302
F–2
!£
Q303
F–1
!£
DIODE
D101
A–4
–
D102
A–2
9
D103
B–2
3
D104
B–2
3
D105
A–2
9
D207
B–3
3
D208
F–1
!¡
D209
F–2
!¡
D210
F–2
!¡
D211
F–2
!¡
D212
F–2
!¡
D213
F–2
!¡
D214
F–1
3
D215
F–1
3
D216
F–1
3
D217
F–1
3
D218
F–1
3
D219
F–3
3
D220
F–3
3
D221
F–3
3
D222
F–3
3
D223
F–3
3
D224
F–1
3
D225
F–2
3
D306
F–2
3
CLYSTAL
X101
C–3
X301
D–3
Conductor
(
)
Side
Conductor
(
)
Side
Component
(
)
Side
Component
(
)
Side
*
Conductor
(
)
Side
Component
(
)
Side
*
*
: Refer to Terminal name of semiconductors
in silk screen printed circuit (see page 4-8)
Conductor
(
)
Side
Component
(
)
Side
4-23
4-24
1
A
B
C
D
E
F
G
H
I
2
12
11
10
9
8
7
6
5
4
3
(2) Schematic Diagrams of B (P1-P3) Boards
Schematic diagram
-P1 board
l
l
l
l
l
B
12V
5V
5V
0
10.9
10.9
1.3
3.6
1.2
3.6
0
0
3.3V
3
2
3.3V
1
2.7
2.0
2.0
4.8
3.3
3.3
3.3
0
0
1.2
1.2
1.2
0
0
1.1
3.3
2.7
3.0
2.8
2.4
1.0
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
0.8
0
5V
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
32
31
30
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
29
1
2
3
4
5
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
RFB602
RFB603
RFB604
RFB605
RFB606
RFB607
C615
C617
C611
C609
C604
R604
R611
C606
C618
C619
R613
R617
R615
R619
R620
C610
C612
C614
C603
C602
C601
R601
C608
R624
R625
C623
C620
C627
FB601
FB604
FB602
FB603
FB605
FB606
C622
R626
R607
FB613
R606
R608
R610
R609
R632
R633
C616
R631
R634
L601
C629
C630
C632
C631
R635
C628
C626
FL603
FL602
FL601
C605
C613
C621
CN504
CN502
CN505
IC604
IC603
Q602
Q601
IC602
IC601
D601
D604
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
47p
50V
50V
CH
0.1
25V
25V
F
47p
50V
50V
CH
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
0.33
16V
F
10
16V
0.1
25V
25V
F
0.1
25V
25V
F
10k
1/16W
4.7k
1/16W
100
1/16W
5.6k
1/16W
150
1/16W
100
1/16W
150
1/16W
47
1/16W
47
1/16W
1k
1/16W
1.6k
1/16W
0
4.7k
1/16W
4.7k
1/16W
4.7k
1/16W
4.7k
1/16W
22
22
10k
1/16W
47µH
470p
0.1
0.05
1/2W
100
6.3V
100
6.3V
100
6.3V
100
39
16V
39
16V
NFM60R20
NFA3216G2C101
NFA3216G2C101
22
10V
22
10V
22
10V
30P
3P
60P
SI443IDY
CONTROL
MAX1626ESA
DC-DC
SI2301DS-T1
5V SW
DTC114EKA-T146
SW
PQ20VZ5U
+3.3V REG
CXB1456R
GV IF RECEIVER
D3FS4A
PTZ-TE25-6.2A
SCL
DDON2
HP_STAT
DDON_U
CSN
SI
SCK
CE
MUTE
5V(SENS)
GND
SDA
B_CPU_ST
12V
STBY_5V
DDON3
GND
8
6
4
2
1
3
5
7
8
6
4
2
1
3
5
7
8
6
4
2
1
3
5
7
8
6
4
2
1
3
5
7
8
6
4
2
1
3
5
7
8
6
4
2
1
3
5
7
1
2
6
10
5
9
4
8
3
7
1
2
6
10
3
7
4
8
5
9
R2
R3
R4
R5
G2
G3
G4
G5
B2
B3
B4
B5
B2
B3
B4
B5
G2
G3
G4
G5
R2
R3
R4
R5
R0
R1
B0
B1
G0
G1
G0
G1
B0
B1
R0
R1
PANEL0
PANEL1
LOS
REFRQP
SDATAP
SDATAN
REFRQN
TESTEXN
VCCA
VEEA
VEES
LPFA
LPFB
CNTL
DE
SFTCLK
VEET
VCCT
VEEG
VCCG
HSYNC
VSYNC
B7
B6
VEEG
VCCG
B5
B4
VCCT
VEET
B3
B2
B1
B0
G7
G6
VCCT
VEET
G5
G4
G3
G2
G1
G0
VCCT
VEET
R7
R6
VCCG
VEEG
R5
R4
R3
R2
VCCG
VEEG
VEET
R1
CLKPOL
R0
VCCT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
REXT
TESTDT
Pattern Inductance
0.1-0.4nH
(1%)
(1%)
(1%)
(1%)
(1%)
(1%)
(1%)
CTL
IN
G
adj
OUT
GND
GND
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
5V
5V
5V
5V
GND
GND
GND
LCD_CLK
GND
GND
LCD_DE
GND
GND
GND
BA5
BA4
BA3
BA2
BA1
BA0
GND
GA5
GA4
GA3
GA2
GA1
GA0
GND
RA5
RA4
RA3
RA2
RA1
RA0
GND
GND
15
16
17
18
19
20
21
22
23
24
25
26
30
29
28
27
CE
GND
GND
GND
NC
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
RFB4
RFB4
RFB4
RFB4
RFB4
RFB4
FB2
FB2
FB2
FB2
FB2
FB2
GND
1
2
3
SDT_P
SDT_GND
SDT_N
FB1
V+
CS
EXT
GND
REF
SHDN
OUT
3/5
S
S
S
G
D
D
D
D
GND
GND
GND
GND
GND
GND
GND
12V
12V
12V
12V
12V
5V
5V
12V
DDON_U
HP_STAT
MUTE
CSN
SI
SCK
CPU_ST
SCL
SDA
TO U BOARD
TO P2
TO P2
TO P2
TO P2
TO U BOARD
CN406
CN402
TO LCD PANEL
B
(GV IF RECEIVER)
-P1
TO P2
TO P2
B-SS3514<J..>-B-P1(24)
1/16W
25V
1/16W
1/16W
• B - P1 BOARD WAVEFORMS
4.0 Vp-p (H)
1
H
4.0 Vp-p (H)
2
4.0 Vp-p (H)
3
H
4-25
4-26
1
A
B
C
D
E
F
G
H
I
J
2
12
11
10
9
8
7
6
5
4
3
STBY5V
1
0
0.4
4.8
1.4
0.5
0.2
0.1
5V
0
0
2.2
2.3
0
0
4.8
0.2
4.8
0
2.2
4.7
0
4.8
4.8
*
4.8
*
4.8
4.8
0
1.2
4.6
0
4.8
4.4
4.5
3.5
4.8
2.6
0
0
0
4.8
0
4.8
0
4.8
0
0
1.6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
R501
R502
R503
C504
C503
RA501
C506
C507
C508
C509
RA502
C512
C513
C516
C510
C511
FB504
R518
R520
R519
FB501
FB502
FB503
R507
R508
R510
X501
C520
C521
R525
FB505
C525
C522
C517
C518
C515
C514
R536
R534
C527
R535
IC501
CN503
CN501
IC503
D501
D502
Q501
R509
D503
R533
22p
50V
50V
CH
22p
50V
50V
CH
0.22
10V
F
0.01
25V
B
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
100p
50V
CH
0.1
25V
25V
F
100p
50V
CH
0.1
25V
25V
F
10
16V
0.1
25V
25V
F
10k
1/16W
10k
1/16W
10k
1/16W
100
1/16W
100
1/16W
10k
1/16W
10k
1/16W
10k
1/16W
10k
1/16W
10k
1/16W
10
10V
0.1
25V
25V
F
0.1
25V
25V
F
0.1
25V
25V
F
100p
50V
CH
0.1
25V
25V
F
10k
10k
1/16W
100
6.3V
180k
MB90F553AFP
SUB SYSTEM
CONTROL
10P
18P
MM1170BFB WDT RESET
1SS355TE-17
UDZ-TE-17-12B
DTC114EKA-T146
SW
1k 1/16W
1SS355TE-17
10k
SDA
SCL
DDON2
DDON3
HP_STAT
SCK
SI
DDON_U
PWM
CE
5V(SENS)
CSN
MUTE
B_CPU_ST
STBY_5V
GND
I_SENS
2
1
2
4
3
1
2
4
6
8
7
5
3
1
2
4
6
8
7
5
3
1
P22/A18
P23/A19
P24/A20
P25/A21
P26/A22
P27/A23
P30/ALE
P31/RDX
VSS
P32/WRLX
P33/WRHX
P34/HRQ
P35/HAKX
P36/RDY
P37/CLK
P40/SCK
P41/SOT
P42/SIN
P43/SCK1
P44/SOT1
VCC
P45/SIN1
P46/ADTG
P47/SCK0
C
P50/SDA0/SOT0
P15/AD13
P14/AD12
P13/AD11
P12/AD10
P11/AD09
P10/AD08
P07/AD07
P06/AD06
P05/AD05
P04/AD04
P03/AD03
P02/AD02
P01/AD01
P00/AD00
VCC
X1
X0
VSS
PA4/CKOT
PA3
PA2
RSTX
PA1/OUT3
PA0/AUT2
P97/PPG5
P95/PPG3
P96/PPG4
P94/PPG2
P93/PPG1
P92/PPG0
P91/OUT1
P90/OUT0
P87/IN3
P86/IN2
P85/IN1
P84/IN0
P83/TOT1
P82/TOT0
P81/TIN1
P80/TIN0
P77/IRQ7
P76/IRQ6
P75/IRQ5
P74/IRQ4
P73/IRQ3
P72/IRQ2
HSTX
MD2
MD1
MD0
P71/IRQ1
P70/IRQ0
P67/AN7
P66/AN6
P65/AN5
P64/AN4
VSS
P63/AN3
P62/AN2
P61/AN1
P60/AN0
AVSS
AVRL
AVRH
AVCC
P55/SCL2
P53/SCL1
P52/SDA1
P51/SCL0/SIN0
P54/SDA2
P20/A16
P21/A17
P17/AD15
P16/AD14
1
2
3
4
5
6
7
8
TC
NC
CK
GND
RST
VS
RCT
VCC
1
2
3
4
5
6
7
8
9
10
TMODE
TAUX3
TVPP1
TRES
TAUX
TCK
RXD
TXD
GND
SUB5V
PW_LED1
PW_LED2
IN_LED1
IN_LED2
SEN1
SEN2
9
10
PW_KEY
GND
11
12
13
14
GND
VREF
SEN4
SEN3
KEY
5V(SENS)
REMOTO
5V(STBY)
INPUT_KEY
FB2
FB2
LED_CTL
15
16
17
18
100X4
100X4
FB1
FB2
FB2
TO P1
TO P1
TO P1
TO P1
TO P1
TO P1
TO P1
TO P3
B
-P2
(SUB SYSTEM CONTROL)
TO P1
TO H BOARD
CN901
TO A BOARD
CN108
TO P3
B-SS3514<J..>-B-P2(24)
1/16W
1/16W
1/16W
• B - P2 BOARD WAVEFORMS
4.4 Vp-p (4MHz)
1
4-27
4-28
1
A
B
C
D
E
F
G
2
12
11
10
9
8
7
6
5
4
3
Schematic diagram
Ò
Ò
Ò
Ò
Ò
-P2 board
B
Schematic diagram
-P3 board
l
l
l
l
l
B
12V
5V
4.8
0
0
0
5.0
5.0
5.0
0
0
5.8
0.3
11.3
0.1
0.3
11.3
11.5
1
3
4
5
2
6
7
1
3
4
5
2
6
7
1
2
3
4
5
6
7
8
T651
T652
PS651
R651
L651
R652
L652
L653
R658
R657
R659
R667 R668
C655
C656
C657
C658
R669
R670
R664
R666
R654
R653
R655
R656
C659 R672
C652
C653
R663
R671
R665
CN508
CN507
Q651
Q652
IC651
Q654
Q653
100k
1/16W
5.1k
1/16W
0
0
0
47
16V
0.22
1/4W
1/4W
0.22
1/4W
1/4W
0.1
1000p
0.1
1k
1/4W
1k
1/4W
1k
1/4W
1k
1/4W
24k
4.7M
39k
1/16W
10k
47µH
47µH
22µH
0.1
39k
0.12
100V
100V
39
16V
1.8k
22k
56k
2P
2P
DTC114EKA-T146
INV
DTA143XKA-T146
SW
µPC393G2
FZT853-TA
INV
FZT853-TA
INV
PWM
I_SENS
5V(SENS)
12V
GND
2
2
HOT
NC
GND
TRANSFORMER POWER
TRANSFORMER POWER
2A
HOT
NC
GND
V+
OUTA
IN A-
IN A+
V-
IN B+
IN B-
OUTB
3
1
3
1
TO P2
TO P2
TO LAMP
TO LAMP
B
-P3
(INVERTER)
B-SS3514<J..>-B-P3(24)
1/16W 1/16W
1/16W
25V
25V
25V
1/16W
1/16W
1/16W
1/16W
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