Sony KE-50MR1 Service Manual ▷ View online
KE-50MR1(AEP) 3-9
CN9053
To H2 BOARD
To 1/4
2
CN8000
To MS BOARD
4
2
8
10
6
PC_B
CN4601
PC_G
PC_H
PC_V
PC_V
PC_R
VY5
VY4
VY4
MS_3.3V
VY3
MS_3.3V
VY2
MS_3.3V
VY1
MS_3.3V
VY0
MS_3.3V
VUV7
VUV6
VUV5
VUV4
VUV6
VUV5
VUV4
POWER PORT
VUV3
PW_RESET
VUV2
CPU_RESET
VUV1
UART_SEL
VUV0
MODE2
VPEN
VVS
MS_SW
VHS
BRD_STATUS
VCLK
TXD_MS
RXD_MS
RXD_MS
MS_INS
KEYO
PIC_MUTE
MS_SCLK
AC_DET
SIRCS
MS_BS
MS_SDIO
VY7
CN4801
VY6
B4
B3
B2
A1
B8
A9
B9
A9
B9
B10
B11
B12
A13
B13
A14
B14
A15
B15
A16
B16
A17
B17
B18
A19
B19
A20
B21
A22
A23
B24
A25
A26
B26
A27
A28
B28
B30
B11
B12
A13
B13
A14
B14
A15
B15
A16
B16
A17
B17
B18
A19
B19
A20
B21
A22
A23
B24
A25
A26
B26
A27
A28
B28
B30
A8
B7
A7
B6
B5
A5
A6
CN8301
To MSX BOARD
8
CN4802
MS_SCLK
6
MS_INS
4
MS_SDIO
2
MS_BS
IC4604
AD CONVERTER
R1
V_ADC
Y_ADC
U_ADC
U_ADC
PC_R
PC_G
PC_B
PC_H
PC_V
PC_B
PC_H
PC_V
COAST
MS-U
MS-H
1C2
A
1Y
CUT
VDD
A6V
2Y
B
1C1 1C0 2C0 2C1 2C2
VSYNC0
HSYNC0
YCBCR_H
SYNC_SW2
SYNC_SW1
HS_FREQ
VS_FREQ
YCBCR_V
HSYNC1
VSYNC1
IC4801
BUS INTERRUPTE
8
G1
17
B1
GREEN IN
HD
HD
VD
2B
C/H
VNI
23
CLAMP
PW_CLAMP
SDA_PW
SCC_PW
SDA_PW
SCC_PW
30
SDA
31
SCL
32
R0
RO0-7
RO0-7
RO0-7
RE0-7
RE0-7
GO0-7
GO0-7
GO0-7
GE0-7
GE0-7
GE0-7
5
G0
13
B0
20
To 1/4
1
To 3/4
22
To 1/4
8
To 3/4
22
To 3/4
18
To 3/4
16
To
3/4
To
3/4
19
20
To
3/4
21
Q4602,4604-4612
1614,4617
RGB
SYNC_DET
AMP
Q4613
Q4618
RGB_SYNC_DET
Q4615
MS3.3V
HD/VD
DET
IC4607
SELECTOR
IC4802
BUS_SW
IC5304
A6V DETECT
CCAMP
Q4616
CCAMP
IC4602
IC4601
4
14
15
43
13
42
45
44
123
125
15
128
127
129
20
133
79
136
66
23
16
25
138
85
53
10
6
8
( AD CONVERTER, SCA CONVERTER )
A(2/4)
4
2
14
7
8
5
6
10
11
12
1
2
57-59
114,115,162-164
54-56
111-113,160,161
RE0-7
65-67
120-122,6,7
2,4,5,60
61,63,64,119
71-73,12-14
126,127
68-70,8,10
11,124,125
BO0-7
BO0-7
BO0-7
BE0-7
BE0-7
BE0-7
IC4901
SYSTEMIC
RRI0-7
RRO0-7
RLI0-7
GRI0-7
GRO0-7
GLI0-7
GLO0-7
BRO0-7
65-68,127
128,178,179
3-4,71,72
126,129,130,182
RLO0-7
58,60-62,122
173,174,77
63,64,120
123-125,175,180
54-56,115-117
169,215
MD0-15
DQ1-16
ADDR0-11
RMDQM
RMCS
RMRAS
RMCAS
RMWE
UDQM
LDQM
CS
RAS
CAS
WE
7,9,10-12
76-79,81,135-140
MA0-10
MBA0
16,18-21,83
85,86,142-144
BRI0-7
BLO0-7
OCLK
OHD
OVD
BLI0-7
XT1
X4901
40MHz
XT2
IICOCLK
SCL_100K
SDA_100K
STB_RST
IICODATA
STBY
STBY
17-19
130-132,77,78
YA0-7
80-82
21-24,134
CA0-7
CKA
VSA
HSA
CLK
SCL
SDA
SDA
110
153
47
46
159
51-53,156-158
108,109
YB0-7
48-50,105-107
154,155
CB0-7
DEI
1B
1A
4A
4B
RXD-MS2
TXD-MS2
1C,4C
VSB
HSB
HSB
84
DEO
CKB
CKD
CKC
CKO
VSO
HSO
HSC
FBC
VSC
DATA CK
HSOUT
VSOUT
DNRC0-7
8
DNR,Y0-7
DNRCLK
DNRV
DNRH
MASTERCLK
SCL_100K
SDA_100K
V
H
MSCLK
Q4801
D4801
MODE2
TXD-MS
RXD-MS
UART_SEL
Y0-7
C0-7
8
2
11
1
10
SW
12,13
To 3/4
17
To 3/4
13
57,59,119,121
170-172,216
1
42
2
162
103
160
209
131
ADCLK
SYS_CLK
SYS_CLK
V
V
H
GPENSOG_PW
8/12
H
111
141
190
IVD
164
VO
109
IHD
47
13
14
15
HCSO
46
SONGO
163
IC5001
SCAN CONVERTER
IC4903
RAM
IC5007
RESET
IC5009
8M FLASH ROM
IC5006
GRO0-7
DRE0-7
GRE0-7
GGO0-7
DBE0-7
GGE0-7
128,133-136
141-143
144,149-152
159,160,168
DGE0-7
40,59,60,79
80,85,86,93
87,88,94
112,118-120,127
16,17,35-37
55,56,75
D0-15
DQ0-15
PORTA2
ROMWE
ROMWEN
NMI
NMI
BOOTWE
VPPEN
PORTA7
ROMOE
ROMOEN
81,89-92,97,98
105-108,113-116,121
A0-19
A0-19
147,148,153,154,161-164,169-172
177-179,197,198,217,218,237
GBO0-7
G CLK
DCLK
DCLK
DEN
VSO_X
V
H
DVS
DHS
DEN
G HS
G FBK
GBE0-7
G VS
GPENSOG
GPENSOG_PW
PW_CLAMP
PW_COAST
SDA_PW
SCL_PW
PWCLMP
PWCOAST
PORTA0
PORTA1
18-20,38,39
57,76,78
117
103
104
95
111
109
251
209
228
189
96
42
41
130
137
BHEN
BHENN
FCEN
ROMOEN
ROMWEN
146
RESET
OUT
11
12
Q5004
SW
13
+3.3V
VSS
83
22
61
2
103-110
70-77
90-97
57-64
80-87
113-120
97-99
148-150,40,41
42-45
100,101,151,152
92-94
143-145,35,36
37-39,95
96,146,147,172
26-29,139
140,86,87
30,32-34
89,91,141,142
25,26
89-92,147,148
22,24,27,87
88,145,146,195
33,93,94,96
97,151,152,155
28-30,95
149,153,154,199
37,38,102
156-158,205,206
31,32,34-36
98,100,101
18
15
36
14
17
16
19-24
27-32
39,40,2,3,42,43,45,46,
48,49,2,3,5,6,8,9,11,12
1
2
Q5003
SW
165-167,173
174,176,196,216
192,194,213
215,234-236,256
191,211,212,231
232,252,254,255
To 4/4
14
To 3/4
15
CE
OE
WE
29-36,38-45
25,48,1-8,16-24
26
28
11
A17
A16
A15
A14
A13
A12
A11
A10
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A8
A7
A6
A4
A5
A2
A1
A1
A3
A0
BHENN
ROMOEN
ROMOEN
ROMOEN
D3.3V
ROMWEN
D3.3V
ROMWEN
CSO(NC)
D3.3V
D3.3V
CS1(NC)
RESETN
NMI
FCEN
VPPEN
D15
D13
D12
D11
D12
D11
D9
D8
D7
D8
D7
A19
A19
CN5002
A18
A17
A16
A15
A14
A13
A12
A11
A10
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A8
A7
A6
A4
A5
A2
A1
A1
A3
A0
D3.3V
A18
B4
B3
B2
B1
B8
A9
B9
A9
B9
B10
A10
B11
A11
B12
A12
B13
B14
B15
A16
B16
A17
B17
B14
B15
A16
B16
A17
B17
B18
A18
A19
B19
B19
B21
B20
B22
B24
BOOTWE
B23
A25
D14
B25
A26
B26
A27
A26
B26
A27
D10
B27
A28
B28
A29
A28
B28
A29
D6
B29
D5
A30
D4
B30
D3
A31
D2
B31
D1
A32
D0
D15
D13
D12
D11
D12
D11
D9
D8
D7
D8
D7
D14
D10
D6
D5
D4
D3
D2
D1
D0
D5
D4
D3
D2
D1
D0
B32
NC
A33
NC
B33
6V
A34
6V
B34
6V
A35
6V
B35
A8
B7
A7
B6
B5
A5
A6
+6V
MSAU_R
B1
A3
MSAU_L
To 4/4
24
Q
R
A
KE-50MR1(AEP) 3-10
1
2
CN5409
3
1
2
CN5401
3
4
5
6
7
8
ST3.3V
CLOCK
GND
DDC_WE
ST5V
GND
BU_3.3V
GND
HPSW
KEY_O(NC)
S_DET
1
2
CN5403
3
4
5
6
7
8
A5V
GND
ST_3.3V
GND
LED1
LED2
LED3
LED4
9
SDA
10
SCL
1
2
CN5404
3
KEY0
KEY1
KEY_WAKE
4
GND
1
2
CN5405
3
4
5
6
7
8
GND
TXD
RXD
RES
VIN
MD0
MD1
MD2
9
P-TX
10
P-RX
11
P-EXTSW
12
GND
1
2
CN5407
3,4
5,6
7
8
9
10
A12V
GND
A6V
GND
D5V
GND
ST5V
GND
11,12
MS3.3V
13,14
GND
15-18
D3.3V
19-21
GND
22
AC_RLY
23
P-SW(+)
24
P-SW(-)
25
GND
1
2
CN5408
3
GND
P-ON
P-SW(-)
4
P-SW(+)
TO H2 BOARD
CN9052
TO H1 BOARD
CN9001
TO H1 BOARD
CN9004
TO G2 BOARD
CN7003
TO H1 BOARD
CN9004
IC5404
OSC
OSC1
OSC0
32KOUT
INTRA
INTRCINTRB
SCL
SDA
RTC_1RQ1
52
RTC_1RQ2
53
DDC_WE
87
HP_SW
20
CE_ON
71
LED_3
44
LED_4
43
RST_TMDA
135
P_IN
31
SDA_100K_2
11
UART_RX_232C
139
UART_RX_232C
141
BRD_ST
106
SCL_400K
5
SCL_400K
23
SDA_400K
6
SDA_400K
24
67
1
8
9
6
7
2
3
SCL_E
SDA_E
ST5V
BU3.3V
A5V
ST3.3V
Q5404
LEVEL
SHIFT
Q5405
LEVEL
SHIFT
SDA_100K
SCL_100K
LED_1
LED_2
LED_3
LED_4
KEY0
KEY1
7
TO 1/4
21
TO 2/4
Q5402
P_ON
2Y0
2Y1
1Y0
1Y1
IC5409
BUS_SW
BUS_SW
1
5
12
14
MD0
MD1
MD2
P-TX
R-RX
P-EXTSW
RXD_MS
TXD_MS
3
10
13
2COM
1COM
A
P-ON_PANEL
22
TO 2/4
A12V
A6V
D5V
ST5V
MS3.3V
D3.3V
1
2
2
IC5401
IC5402
16
TO 2/4
+3V
S5401
PWR_PORT
AC_RLY
MS_SW
DDE_WE
LED_1
46
LED_2
45
KEY0
113
KEY1
114
19
TO 2/4
MD0
143
MD1
144
MD2
1
MD0
MD1
MD2
RES
92
RST_SYS
82
RXD_232C
TXD_232C
BRD_STATUS
CPU_RESET
VP_IN
3
15
TO 2/4
RST_SYS
SCL_100K_1
7
SCL_100K_1
26
SDA_100K_1
8
SDA_100K_1
27
SCL_100K_2
9
SCL_100K_2
28
SDA_100K_2
29
FEATURE2
94
PWR_ON
68
SW
SCL_400K
SDA_400K
SCL_E
SDA_E
SCL_100K
SDA_100K
SCL_100K_2
SDA_100K_2
IC5405
MAIN CPU
NVM_WP
EMLE
WDTOVFN
CLKSEL0-4
YUV_SEL
LINE_SEL
SCI_CS
SCI_CK
HPOL
VSI
HSI
UART_RX_P
UART_TX_P
SIRCS
N/M
NT/PAL
COMB_2D/3D
PANEL_STATUS
WAKE_PTR
BUSY_PTR
RST_PTR
SCI_SO
SW_MUTE
MUTE_LINE
SYNC_SW1
SYNC_SW2
UART_TX_MS
UART_RX_MS
RGB_SYNC_DET
32
39
73
66
65
64
61
58
57
56
55
54
51
49
48
47
38
37
36
35
33
19
16
13
12
142
140
79
75
34
1
4
2
IC5408
7
8
1
5
6
WC
VCC
EO
SCL
SDA
IC5407
EEPROM
ST3.3V
IC5406
RESET
SEL0-4
YUV_SEL
LINE_SEL
CS
CLK
H_POL
VS_FREQ
HS_FREQ
RX_P
TX_P
SIRCS
COMB_2D/3D
PANEL_STATUS
WAKE_PTR
BUSY_PTR
RST_PTR
PW_RST
TX
SW_MUTE
LINE_MUTE
SYNC-SW1
SYNC_SW2
17
TO 2/4
22
TO 2/4
18
TO 2/4
13
TO 2/4
10
TO 1/4
12
TO 1/4
11
TO 1/4
9
TO 1/4
18
TO 2/4
6
TO 1/4
SCL_E
SDA_E
AU9V
4
TO 1/4
Q5206,5207
IC5004
SPECTRUM SPREAD
XIN
XOUT
REF
S0
S1
S2
1
2
20
16
14
9
S3
S4
CLK
6
5
10
X5001
16.384MHz
IC5008
SPECTRUM SPREAD
XIN
2
CLK 10
IC5001(2/2)
MCKEXT
229
MCKEXT
DCKEXT
249
PORTA6
23
TXD
63
RXD
41
1
2
IC5005
3
2
4
IC5006(1/4)
1
2
CN5001
3
RXD
TXD
IC5002
BUS_SW
1-COM
2-COM
2Y0
2Y2
2Y3
3
13
1
2
4
1Y0
1Y2
1Y3
12
15
11
10 9
A
B
TXD_MS
P-TX
RXD_PW
RXD_MS
P-RX
TXD_PW
SW
Q5001
SW
UART_SEL
P-EXTSW
PIC_MUTE_MS
PW_OSD_EN
PIC_MUTE
20
TO 2/4
DCKEXT
Q5409
SW
Q5409
Q5408
Q5401
28
34
TO 4/4
TO 4/4
28
TO 4/4
Q5002
UART_TX_PW
UART_RX_PW
133
134
1
22
TO 4/4
25
TO 4/4
29
TO 4/4
SCI_SO
59
WAKE
124 M_SENSE
89
31
TO 4/4
30
TO 1/4
PIC_MUTE
PW_OSD_EN
108
109
RST_AU
27
TO 4/4
68
26
TO 4/4
( MAIN CPU )
A(3/4)
B
E
F
Z
G
KE-50MR1(AEP) 3-11
21
20
CN5201
17
13
9
5
L_MS
R_MS
L_FIX
R_FIX
L_SEL
R_SEL
TO TU BOARD
CN6004
X
IC5205
AMP
O
7
3
O
1
5
MSAU_L
MSAU_R
24
TO 2/4
IC5204
SURROUND
SCL
LOUT
OUTA
63
23
16
OUTB 36
SDA
22
LIN
64
SDA_100k
SCL_100k
IC5202
BUFFER
-
+
O
5
2
7
O
1
+
3
-
6
O
3
7
O
1
5
IC5210,5211
AMP/BUFFER
5
1
3
IC5203
REF_V
2
6
7
IC5302
CODEC
AINR
AINL
AOUTL+
AOUTL-
AOUTR+
AOUTR-
3
2
26
25
28
27
XTI
XTO
8
9
SDT0
21 CLK0
14
BICK
12
LRCK
11
PD
19
X5301
12.288MHz
CDTI
CCLK
CS
15
16
17
XTI
16
30
PDN 31
34
IC5303
AUDIO_CONT.
LRCK 24
BICK 26
DAUX 28
33
SCL
SDA
TXI
SDA_100k
SCL_100k
IC5209
SW
2B+
1B+
OUT1
7
11
5
OUT2 13
2A+
15
1A+
3
SW1
2
SW2
16
2B- 12
2A- 14
1A-
4
1B-
6
+
O
3
7
-
2
IC5206
AMP
5
1
3
IC5208
REF.V
2
6
7
AU_9V
+
O
3
7
-
2
IC5207
AMP
-
6
VAR_L
LINE_SEL
VAR_R
O
2
7
6
IC5301
DIF_AMP
O
1
3
-
+
-
5
+
VAR_L
VAR_R
TX
CLK
CS
25
TO 3/4
REF 0
REF_0
SW-OUT
3
TO 1/4
LINE_L
LINE_R
MCLK0
SD_OUT
SCLK0
LRCK0
SW
OUT
1
2
IC5305
A6V_DET
VDD
Q5301
MUTE
Q5201
AU_9V
A6V
OUT
1
2
IC5306
A5V_DET
VDD
A6V
5
TO 1/4
AU_9V
R_ST_MUTE
Q
5
1
IC5308
DFF
CK
CLR
6
IC5307
INV
4
2
RELAY
28
TO 3/4
H8_RST
Q5303
Q5302
26
TO 3/4
27
TO 3/4
D5301
IC5101
TMDS_TRANSMITTER
DATA16-23
TX2-
TX2+
36
30
31
IDCK+
57
MSEN
11
RST8
13
SDA
14
SCL
15
43
44
47
50
53
54
55
57
63
VSYNC
5
HSYNC
4
DE
2
DATA8-15
DATA0-7
MDA
7
MCL
8
R0-7
G0-7
B0-7
CLK
V
H
DEN
MDA
MCL
SW
SDA
5
WP
7
KEY_ROM_FOR_TX
SCL
6
IC5103
28
TO 3/4
DDC_WE
Q5103
SDA_100k_2
SCL_100k_2
M_SENSE
RST_TMDS
31
TO 3/4
TX1-
TX1+
27
28
TX0-
TX0+
24
25
TX0+
TX0-
22
21
LIMITTER
&
PROTECT
VD5101-5108
D5105-5108
LIMITTER/PROTECT
T2-
T2+
T1-
T1+
T0-
T0+
TC+
TC-
16
24
23
18
17
10
9
2
1
HOT_PLUGDET
CLOCK-
CLOCK+
DATA0+
DATA0-
DATA1+
DATA1-
DATA2+
DATA2-
CN5102
CABLE_DET.
B+5
A+3
AO
1
IC5106
B3
A3
A1
A10
A8
A11
B7
STATUS
UART_0+
UART_0-
SIRCS-
SIRCS+
SPDIF+
CABLE_DET
CN5101
IC5102
LVDS_TX/RX
1D
1Y
1Z
1A
1B
15
14
13
2
1
1R
3
2D
9
2R
5
2Y
2B
2A
10
7
6
2Z 11
FL
&
PROTECT
D5101-5104
L5101-5104
A13
SPDIF-
A6
A4
UART_1+
UART_1-
B5
P_ON
SPDIF+
SPDIF-
SIRCS+
SIRCS-
UART_0-
UART_0+
UART_1-
UART_1+
SW
Q5105
Q5104
S/PDIF_TX
IR_SIRCS
TX_P
RX_P
P_ON_PANEL
PANEL_STATUS
29
TO 3/4
9
TO 3/4
30
TO 3/4
DISPLAY_SIGNAL_OUT
(BLACK)
DISPLAY_SIGNAL_OUT
(WHITE)
CABLE_DET
31
TO 3/4
14
TO 2/4
TSL
TSR
RST_AUDIO_X
Q5202
23
TO 3/4
+
+
+
+
O
-
-
O
+
+
O
-
-
O
A(4/4)
(TMDS TRANSMITTER,AUDIO SURROUND)
KE-50MR1(AEP) 3-12
3
11
20
21
IC9001
LED DRIVE
A03 – A04
DA05 – DA11
DA05 – DA11
SDA
SCL
D9015
TIMER
TIMER
Q0910 – 9013
LED SW
D9016
POWER/STBY
S9151
P-SWITCH
E
P-ON
P-SW(–)
P-SW(+)
KEY0
KEY1
KEY _ WAKE
GND
GND
P_ON
P_SW(–)
P_SW(+)
GND
GND
E
P_ON
P_SW(–)
P_SW(+)
D9001 – 9009
Q0901 – 9009
LED DRIVER
CN9151
H4(P-SWITCH)
KEY0
KEY1
KEY - WAKE
GND
KEY0
KEY1
KEY _ WAKE
GND
CN9201
1
2
3
4
5
6
7
8
9
10
1
2
3
4
CN9002
CN9004
CN9003
H5(KEY INPUT)
H1(LED)
S9207 - 9212
S9201 - 9206
A5V
GND
ST5V
GND
LED1
LED2
LED3
LED4
SDA
SCL
CN9001
ST5V
+5V
E
TO
A(3/4) BOARD
CN5403
F
TO
A(3/4) BOARD
CN5404
G
TO
A(3/4) BOARD
CN5408
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
5
6
7
8
9
10
6
5
7
IC9051
EEPROM
SDA
SCL
WP
GND
PC_R
GND
PC_G
GND
PC_B
GND
PC_H
GND
PC_V
1
2
3
4
5
6
7
8
9
10
CN9053
A
TO
A(2/4) BOARD
CN4601
DDC_WE
ST5V
GND
BU3.3V
GND
HPSW
S_DET
1
2
3
4
5
6
7
8
CN9052
B
TO
A(3/4) BOARD
CN5401
L_HP
GND
R_HP
GND
L_PC
GND
R_PC
1
2
3
4
5
6
7
CN9054
AUDIO R
AUDIO L
AUDIO L
J9054
J9051
AUDIO R
TO
HEADPHONE
D
TO
TU BOARD
CN6003
Y CVBS
GND CVBS
C
GND C
PORT
GND PORT
L_FRONT
GND L
R_FRONT
GND R
1
2
3
4
5
6
7
8
9
10
CN9051
C
TO
U BOARD
CN6507
H2(INPUT TERMINAL)
ST5V
J9052
J9053
BV3.3V
i
L_HP
R_HP
L_PC
R_PC
PC
e
L/G/S/I
t
R/D/D/D
t
r
PC AUDIO
t
4.
Click on the first or last page to see other KE-50MR1 service manuals if exist.