Sony SDM-N50R (serv.man2) Service Manual ▷ View online
SDM-N50R(E) 3-14
1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
15
3.3V
3.3V
12V
STBY5V
2.9
2.8
0.6
1.2
1.2
1.2
0.6
1.0
0.6
0.5
0.5
0
1.8
3.2
0
0.5
1.2
0.4
1.2
0
1.6
1.5
1.5
0
0
1.1
0
3.2
2.6
2.8
1.3
0.8
0.7
0.6
0
1.1
1.1
1.1
1.5
1.2
1.2
1.2
0
1.8
0.5
1.2
1.2
0
0
0
1.1
0
3.2
2.6
2.8
1.0
0.8
0.8
0.7
0.8
0.5
0.6
1.0
0.6
1.2
3.2
0
0
1.1
1.1
1.1
1.5
1.5
1.6
1.5
6.1
6.1
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
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
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
1
2
3
4
5
6
7
8
9
10
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
1
2
3
4
C355
C357
C364
C361
C302
C303
C321
C320
C319
C344
C343
C342
C332
C333
C305
C349
C352
C356
C362
C360
C351
C358
C365
R320
FB318
FB319
FB320
C359
C338
C306
C304
R339
R340
R341
R342
D306
R343
CN105
FL303
C380
C382
C383
C381
D001
D002
D003
D004
R347
IC302
IC303
FB302
FB303
FB308
FB309
R302
R307
FB311
FB310
R327
R326
R321
R322
R323
R325
C366
CN101
Q301
Q302
Q303
CN106
FL302
FL301
IC304
0.1
25V
F
0.1
25V
F
0.1
25V
F
0.1
25V
F
100p
50V
CH
0.01
25V
B
0.01
25V
B
100p
50V
CH
100p
50V
CH
0.01
25V
B
100p
50V
CH
100p
50V
CH
100p
50V
CH
0.01
25V
B
0.1
25V
F
22
10V
22
10V
0.1
25V
F
0.01
25V
B
680p
25V
CH
22
10V
0.1
25V
F
0.1
25V
F
10k
1/16W
0UH
0UH
0UH
22
10V
22
10V
22
10V
22
10V
4.7
1/16W
4.7
1/16W
10k
1/16W
10k
1/16W
1SS355TE-17
10k
1/16W
8P
100p
50V
CH
100p
50V
CH
100p
50V
CH
100p
50V
CH
MA151WK-TX
MA151WK-TX
MA151WK-TX
MA151WK-TX
220
1/16W
MT48LC1M16A1TG-7S
MT48LC1M16A1TG-7S
0UH
0UH
0UH
0UH
10k
1/16W
10k
1/16W
0UH
0UH
1k
1/16W
1k
1/16W
51
1/16W
51
1/16W
4.7k
1/16W
4.7k
1/16W
10
35V
26P
SI2301DS-T1
12V SW
SI2301DS-T1
5V SW
SI2301DS-T1
12V SW
4P
CXB1455R
GV IF
TRANSMITTER
STBY5V
SUB_SCL
SUB_SDA
CPU_ST
/CH_SENS
GV_IFON
PVSYNC
7
48
59
6
SDAD0
SDAD1
SDAD2
SDAD3
SDAD10
SDAD11
SDAD12
SDAD4
SDAD5
SDAD6
SDAD7
SDAD8
SDAD9
SDAD0
SDAD1
SDAD2
SDAD3
SDAD10
SDAD11
SDAD12
SDAD4
SDAD5
SDAD6
SDAD7
SDAD8
SDAD9
SDDT24
SDDT25
SDDT26
SDDT27
SDDT28
SDDT29
SDDT30
SDDT31
SDDT16
SDDT17
SDDT18
SDDT19
SDDT20
SDDT21
SDDT22
SDDT23
SDDT8
SDDT9
SDDT10
SDDT11
SDDT12
SDDT13
SDDT14
SDDT15
SDDT0
SDDT1
SDDT2
SDDT3
SDDT4
SDDT5
SDDT6
SDDT7
LCDR0
LCDR1
LCDR2
LCDR3
LCDR4
LCDR5
LCDG0
LCDG1
LCDG2
LCDG3
LCDG4
LCDG5
LCDB0
LCDB1
LCDB2
LCDB3
LCDB4
LCDB5
VDD
DQ0
DQ1
VSSQ
DQ2
DQ3
VDDQ
DQ4
DQ5
VSSQ
DQ6
DQ7
LDQM
WE
CAS
RAS
CS
BA
A0
A1
A2
A3
VDD
VDDQ
A10/AP
VSS
DQ15
DQ14
VSSQ
DQ13
DQ12
VDDQ
DQ11
DQ10
VSSQ
DQ9
DQ8
VDDQ
NC/RFU
UDQM
CLK
CKE
NC
A9
A8
A7
A6
A5
A4
VSS
VDD
DQ0
DQ1
VSSQ
DQ2
DQ3
VDDQ
DQ4
DQ5
VSSQ
DQ6
DQ7
LDQM
WE
CAS
RAS
CS
BA
A0
A1
A2
A3
VDD
VDDQ
A10/AP
VSS
DQ15
DQ14
VSSQ
DQ13
DQ12
VDDQ
DQ11
DQ10
VSSQ
DQ9
DQ8
VDDQ
NC/RFU
UDQM
CLK
CKE
NC
A9
A8
A7
A6
A5
A4
VSS
GND
B3
B2
B1
B0
G7
G6
G5
G4
G3
G2
VCC
VCC
GNDA
VCCA
REXT
GNDT
SDATAN
SDATAP
CKPOL
LPFB
LPFA
CE
GND
VCC
B4
B5
B6
B7
VSYNC
HSYNC
SFTCLK
DE
CNTL
REFREQ
GND
GND
G1
G0
R7
R6
R5
R4
R3
R2
R1
R0
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
SDT_GND
GND
SDCLK
SDDQM
/SDRAS
/SDWE
/SDCAS
0.1-0.4nH
SDRAM(512kx2x16bitx2)
15
16
17
18
19
20
21
22
23
24
25
26
SDT_N
SDT_P
AUDIO R
AUDIO GND
AUDIO L
AUDIO GND
Pattern
inductance
FB3
FB1
FB1
FB2
FB2
FB2
FB2
FB2
FB2
AUDIO_12V
AUDIO_12V
GND
GND
GND
12V
12V
12V
STBY_5V
AUDIO_R
AUDIO_GND
AUDIO_L
CN_SENS
12V
12V
12V
12V
GND
GND
GND
GND
SCL
SDA
CPU_ST
1
2
3
10
FL4
TO P1-
b
TO P1-
a
TO P1-
b
TO P1-
b
TO P1-b
TO U BOARD
CN401
A
ab3
ab1
ab2
ab4
ab5
ab6
ab7
ab8
ab17
ab14
ab15
ab16
(GV IF TRANSMITTER)
ab9
ab10
ab13
ab12
ab11
GV IF Transmitter
SDRAM
SDRAM
-P3-
b
B-SS3514<J..>-A-P3-
b
(24)
TO G BOARD
CN701
TO G BOARD
CN705
A 3.3V
C376
0
C377
0
TO P2-
b
•
Divided circuit diagram
One sheet of A board are circuit diagram is divided into six sheets,
each having the code A-P1
a
to A-P1
c
. For example, the destination
ab1 on the code A-P1-
a
sheet is connected to ab1 on the A-P1
b
sheet.
a b 1
Ref. No.
Circuit diagram division code
SDM-N50R(E) 3-15
−
A B O A R D ( C o m p o n e n t s i d e )
−
A
[RGB PROCESS, SCAN CONVERTER, GVIF TRANSMITTER, SYSTEM CONTROL]
1
2
3
4
5
A
B
C
D
E
F
G
SDM-N50R(E)
3-16
(2) Schematic Diagrams of B (P-1,P-2,P-3) Board
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
H
I
J
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
1 0
5
9
4
8
3
7
1
2
6
1 0
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
4.0 Vp-p (H)
2
3
4.0 Vp-p (H)
H
H
SDM-N50R(E)
3-17
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
H
I
J
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
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