Read Sony KLV-MR32A2 Service Manual online
KLV-MR32A2 (HK/ME) 3-1
3-1. BLOCK DIAGRAMS
3-1-1. DISPLAY UNIT (LDM-3210)
(1)
(1)
DES, R1 and R2 Boards
SECTION 3
DIAGRAMS
17
18
9
10
1
2
24
23
DATA0-
DATA0+
DATA1-
DATA1+
DATA2-
DATA2+
CLOCK-
CLOCK+
D3115,3116
LIMITTER
R0-
R0+
R1-
R1+
R2-
R2+
RC-
RC+
6
7
1
14
DDC SCL
DDC SDA
HOTPLUG DET
+5V POWER
7
2
IC3104
6
3
87
86
84
83
81
80
90
89
RX0-
RX0+
RX1-
RX1+
RX2-
RX2+
RXC-
RXC+
QE
QE
QE
0DLK
DE
VSYNC
IC3109
TMDS RECEIVER
93
92
DDC SCL
DDC SDA
Q3122
5V_4
3.3V
D3118
IC3111(1/2)
6
5
I/O EX
23
22
20
SDA
SCL
19
Q3108
EEPROM
WC
SDA
SCL
11
15
14
1
4
2
5
12
5
6
13
3
SERIAL BUS SW
DECODER
6
3.3V_2
Q3113
SDA
SCL
PROM SCL
PROM SDA
9
10
18
1
16
17
4
SCDT
95
96
8
B5
B13
B7
B11
B6
B8
B9
A7
A8
A10
A11
A13
A3
A1
A6
A4
POWER ON
STBY
CABLE DAT
RESET
MODE
RXD
TXD
JIG
SIRCS+
SIRCS-
SPDIF+
SPDIF-
UART_I+
UART_I-
UART_O+
UART_O-
CN3101
TXD-
TXD+
6
5
7
8
8
6
5
LINE DRIVE/RECEIVER
D/A CONVERTER
9
8
11
12
1
2
3
4
5
6
8
3.3V_4
RV
GY
BU
CLKO
DE1
VS1
HSCS1
30-37
20-27
10-17
R0I-R7I
G0I-R7I
B0I-R7I
HSCS1
44
46
47
48
RAO
GAO
BAO
VSO
HSO
DEO
SDATA
CPU
LVDS TRANSMITTER
IC3801
CORBU-LVDS
(R2-R9)
(G2-G9)
CORBU-LVDS
CORBU-LVDS
(B2-B9)
TC5
TC4
TC6
CLKIN
28
27
30
31
32
426
399
427
52
VSO
HSO
DEO
CLKO
18
17
15
14
12
11
9
8
6
5
TD+
TD-
TCLK+
TCLK-
TC+
TC-
TB+
TB-
TA+
TA-
CN3801
48
47
46
45
42
41
40
39
38
37
TA-
TA+
TB-
TB+
TC-
TC+
TCLK-
TCLK+
TD-
TD+
CAS
CS,RAS
WE,CKE
BA0,1
CK,CK
DM
DQS
DQ0-DQ31
A0-A11
A0-A11
DQ00-31
DQS
DM0-3
CK9,CKN
BA0,1
WEN,CKE
CSN,RASN
CASN
AUR32-42,54
AUR0-31
AUR53
AUR55-58
AUR51-52
AUR44,45
AUR49,50
AUR46,47
AUR48
2
18
A
DQ
DQS
BUS SW
22
SDA
SCL
WP
EEPROM
5
6
48
46
49
47
42
8
3
3.3V_4
SDA
SCL
21
20
13
14
Q3120
Q3121
3.3V
6
4
1
13
10
2
12
9
3
2
5
6
5V_4
5
3
11
8
1
7
6
5
2
1
IC3308(2/2)
IC3111(2/2)
Q3101
1
2
6
5
3
2
2
3
26
25
33
57
83
82
84
13
IC3301
SCL
SDA
39
38
FLASH MEMORY
IC3403
MCUA 1-12
AS,RD,WRO
WR1,CS1,CLK
BUS SW
MCUD 0-15
47
48
47
48
IC3602
DDR SDRAM
TO
PDP
UNIT
Q3110
DES
HSYNC
DCKI
DE1
VS1
7
IC3110 BUFFER
IC3101
3
7
2
2
2
4
32
12
8
8
8
8
8
8
12
16
DISPLAY UNIT
(WHITE CABLE)
TO
IC3306
I/O17
SCL
SDA
I/O16
I/O10
I/O11
I/O15
INT
I/O13
I/O14
I/O00
SP_PROT
G_PROT
LED_R2
LED_G1
LED_G2
AU_RES
LED_W
LED_B
LED_G2
AU_MUTE
SCL
SDA
AO4
AO3
AO2
AO1
AO12
AO11
I/O 04
I/O 05
AO5
AO6
AO8
Q3303
TO
(BLACK CABLE)
DISPLAY UNIT
RXD+
RXD-
SPDIF+
SPDIF-
SIRCS+
SIRCS-
IC3103
IC3102
IC3108
IC3107
IC3404
30
20
29
28
80
76
21
SDA2_I
SDA2_O
SCL2_I
SCL2_O
NVM_WP
TEST SW
SO0
SI0
SCL1
SDA1
WAKE UP
SO1
SI1
SW_1
RESET
CABLE DET
7
IC3308(1/2)
A1-A20
BUS_SW
D0-D15
PLLBP
SW_2 CLS
INTVS2
INTVS1
RY/DY
INV_FAIL
LED_ON
POWER ON
AC SW
PANEL ON
THERMO G
INTVS0
PANEL MCU
IC3401
20
MCUA 1-20
41
67
68
16
17
18
40
20
MCUA 1-20
16
MCUD 0-15
3
RD,CSO,WRO
15
A0-A19
D0-D15/A-1
CE,WE,OE
RY/BY
THERMO_G
3
7
LCD12ON
POWER_ON
CPUA1-12
CPUD0-15
12
CPUA1-12
CPUCLK
3
CPUCS_X
CPUWR1_X
CPUAS_X
CPURD_X
3
CPUWRO_X
CPUD0-15
16
PLLBP
CL_X
INTVS1
INTVS2
INTVS0
IC3501
2.5V REG
IC3302
2.5V
3.3V_2
IC3203
3.3V REG
5V REG
5V
IC3204
Q3304
5V_4
5V REG
IC3304
STBY
5V
Q3306
5
3
1
BL BRT
BL ON
INV FAIL
CN3802
10
9
8
7
6
3
1
AU_RES
AU_MUTE
SP_PROT
SCL
SDA
SPDIF
3.3V
CN3301
12
11
10
9
8
7
5
4
CN701
STBY5V
SIRCS
MUTE
TIMER2
TIMER1
POWER
STBY
SAVING(NC)
1
2
4
5
6
7
8
9
9
8
7
5
1,2
16.5V
THERMO G
POWER_ON
STBY6V
24V
CN3201
Q3305
INV_FAIL
BL_ON
BL_BRT
SDA
SCL
STBY5V
2
1
LOGO
STBY5V
CN751
1
2
CN3302
LED_B
LED_G2
LED_R1
LED_G1
LED_R2
LED_W
TO
D
K BOARD
CN5001
CN6302
G1 BOARD
C
TO
Q751
Q754
LED
DRIVE
LOGO
Q754
Q751
STBY5V
IC701
SIRCS
STBY5V
(CPU,LVDS TRANSMITTER,TMDS RECEIVER)
DRIVE
LED
Q706
Q701
D701
POWER
TIMER
D7013
MUTE
D705
R2
R1
7
IC3307
7
3
3
CL_X
INTVS1
INTVS2,0
PLLBP
IC3406
IC3405
5V
Q3123
3.3V_4
CN3102
3.3V_2
Q3105
3
2
IC3201
1
5V_4
5
I/O 01
24V
AC DET
SCDT
TMDS_ON
6
BL_BRT
D3108-D3111
OVER VOLTAGE PROTECTOR
2
1
RESET
IC3402
3.3V_4
RESET
Q3123
XTB
XTO
29
30
X3701
24MHz
XO
XI
53
54
X3401
16.5MHz
RES
D3404
56
BL_ON
12
D3302
26-30
5V
5V
3.3V
SP_PR0T
IC3603
DDRAM
TERM.
SUPPLY
16
14
2.5V
3.3V
16.5V
24V
FL3201
LCD12ON
POWER_ON
THERMO G
Q3106,3107
D3213
3.3V_4
IC3304
3.3V REG
Q3307
IC3302
3.3V REG
1.8V
3.3V
4
3
1
SCL B
SDA B
3.3V
CN3307
3.3V
SDA
SCL
TO
A
K BOARD
CN5201
PDWN
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