Sony KE-MR42M1 Service Manual page 43

Flat panel color television
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IC5404
OSC
CN5409
ST3.3V
1
INTRA
6
CLOCK
2
1
32KOUT
INTRCINTRB
7
GND
3
8
OSC0
SCL
2
SDA
3
9
OSC1
CN5401
Q5401
DDC_WE
1
ST5V
2
ST5V
GND
3
BU_3.3V
4
BU3.3V
B
GND
5
TO H2 BOARD
HPSW
6
CN9052
KEY_O(NC)
7
S_DET
8
CN5403
A5V
1
A5V
GND
2
ST_3.3V
3
ST3.3V
GND
4
LED_1
LED1
5
E
LED_2
LED2
6
LED_3
TO H1 BOARD
LED3
7
LED_4
CN9001
LED4
8
Q5405
SDA
9
LEVEL
SCL
10
SHIFT
CN5404
KEY0
KEY0
1
KEY1
KEY1
2
F
Q5404
KEY_WAKE
3
LEVEL
SHIFT
TO H1 BOARD
GND
4
CN9004
P_ON
7
TO 1/4
CN5405
GND
1
TXD
2
RXD
3
RES
4
RXD_MS
VIN
5
MD0
MD0
6
MD1
MD1
7
MD2
MD2
8
TXD_MS
P-TX
P-TX
9
R-RX
P-RX
10
P-EXTSW
P-EXTSW
11
44
GND
12
TO 2/4
26
TO 4/4
CN5407
A12V
1
A12V
GND
2
A6V
3,4
A6V
GND
5,6
D5V
7
D5V
GND
8
ST5V
9
ST5V
GND
10
Z
MS3.3V
11,12
MS3.3V
TO G2 BOARD
GND
13,14
CN7003
D3.3V
15-18
D3.3V
GND
19-21
4
AC_RLY
22
P-SW(+)
23
P-SW(-)
24
28
GND
25
TO 4/4
CN5408
GND
1
P-ON
2
G
P-SW(-)
3
TO H1 BOARD
P-SW(+)
4
CN9004
SCL_E
SDA_E
28
TO 4/4
DDE_WE
TO 2/4
TO 4/4
TO 2/4
19
SDA_100K
SCL_100K
TO 2/4
TO 4/4
Q5402
P-ON_PANEL
21
30
TO 1/4
TO 4/4
IC5409
BUS_SW
1
2Y0
RXD_232C
2COM
3
5
2Y1
Q5403
TXD_232C
12
1Y0
1COM
13
14
1Y1
A
10
BRD_STATUS
22
Q5408
TO 2/4
Q5409
CPU_RESET
16
TO 2/4
RST_SYS
35
TO 1/4,2/4
15
TO 2/4
SCL_400K
SW
SDA_400K
SCL_100K
+3V
SDA_100K
SCL_100K_2
IC5401
S5401
IC5402
SDA_100K_2
1
2
PWR_PORT
MS_SW
2
AC_RLY
27
TO 4/4
42
TO 2/4
'Nª f YvDev{ FV~ ‚ b KQN⁄ m AQz
IC5405
MAIN CPU
53
RTC_1RQ2
52
RTC_1RQ1
87
DDC_WE
IC5407
EEPROM
43
105
RST_MS
20
HP_SW
NVM_WP
67
7
WC
71
CE_ON
47
84
LVDS_ON
41
85
PSEVE_OFF
EMLE
32
1 4
46
LED_1
2
WDTOVFN
39
45
LED_2
IC5408
44
LED_3
43
LED_4
113
KEY0
73
SEL0-4
114
KEY1
CLKSEL0-4
77
SCI_SO
59
124 M_SENSE
STB_RST 104
31
89
RST_TMDA
YUV_SEL
135
WAKE
YUV_SEL
66
LINE_SEL
LINE_SEL
65
CS
SCI_CS
64
CLK
SCI_CK
61
TX
31
P_IN
SCI_SO
33
MD0
PWFMBSY
143
MD0
PW_FORCE-BSY
81
MD1
INTERLACE
144
MD1
INTERLACE
107
MD2
1
MD2
H_POL
HPOL
58
H_POL
139
UART_RX_232C
VPOL 60
RX_P
UART_RX_P
55
TX_P
UART_TX_P
54
141
UART_RX_232C
SIRCS
SIRCS
51
N/M
106
BRD_ST
N/M
49
NT/PAL
NT/PAL
48
RSD_3D 86
92
RES
COMB_2D/3D
COMB_2D/3D
47
PANEL_STATUS
PANEL_STATUS
38
WAKE_PTR
82
RST_SYS
WAKE_PTR
37
BUSY_PTR
BUSY_PTR
36
RST_PTR
RST_PTR
35
3
VP_IN
PW_RST
34
SCL_E
5
SCL_400K
PIC_MUTE
108
23
SCL_400K
PW_OSD_EN
SDA_E
109
6
SDA_400K
24
SDA_400K
SW_MUTE
7
SCL_100K_1
SW_MUTE
19
LINE_MUTE
26
SCL_100K_1
MUTE_LINE
16
8
SDA_100K_1
VS_FREQ
VSI
57
27
SDA_100K_1
HS_FREQ
HSI
56
9
SCL_100K_2
SYNC-SW1
SYNC_SW1
13
28
SCL_100K_2
SYNC_SW2
SYNC_SW2
12
11
SDA_100K_2
29
SDA_100K_2
UART_TX_MS
142
17
TO 2/4
94
FEATURE2
UART_RX_MS
140
68
PWR_ON
22
RGB_SYNC_DET
79
TO 2/4
83
RST_AU
133
UART_TX_PW
69
MENU_ST
UART_RX_PW
134
(http://schematic.5d6d.com)
IC5004
SPECTRUM SPREAD
ST3.3V
REF
20
Q5407
S0
16
SW
1
XOUT
S1
14
VCC
8
S2
9
EO
1
2
XIN
S3
6
X5001
S4
5
16.384MHz
CLK
10
SCL
6
SCL_E
SDA
5
SDA_E
IC5406
RESET
1
46
TO 2/4
6
TO 1/4
23
TO 4/4
25
TO 4/4
18
TO 2/4
29
TO 4/4
21
TO 2/4,4/4
11
TO 1/4
PIC_MUTE_MS
20
12
TO 1/4
TO 2/4
PW_OSD_EN
30
TO 4/4
PIC_MUTE
10
TO 1/4
13
TO 2/4
AU9V
4
TO 1/4
TXD_MS
Q5206,5207
5A
TO 2/4
P-TX
RXD_PW
18
TO 2/4
RXD_MS
P-RX
TXD_PW
UART_SEL
P-EXTSW
A(3/4)
( MAIN CPU )
IC5008
IC5001(2/2)
SCAN CONVERTER
SPECTRUM SPREAD
2
XIN
MCKEXT
CLK 10
229
MCKEXT
DCKEXT
249
DCKEXT
44
PORTA4
65
PORTA5
IC5005
IC5006(1/4)
1
4
3
2
2
23
PORTA6
CN5001
RXD
1
63
RXD
2
TXD
3
41
TXD
IC5002
BUS_SW
1
2Y0
2
2Y2
4
2Y3
2-COM
3
12
1Y0
1-COM
13
15
1Y2
11
1Y3
A B
10 9
Q5001
SW
Q5002
SW
KE-MR42/50M1(CH)
4-10

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