Media Receiver Unit (Mbd-Mrx1D) - Sony KDE-P42MRX1D Service Manual

4-1-2. MEDIA RECEIVER UNIT (MBD-MRX1D)

J9502
CN9503
3 C
4 3
2 1
1 Y/CVBS
TO A1 BOARD
CN8005
VIDEO
7 L_FRONT
L
9 R_FRONT
R
J9500
CN9504
9 HP_SW
1 HP_L
3 HP_R
TO A1 BOARD
CN8004 7 PC_R
J9501
5 PC_L
CN9502
13 LOGO
IC9500
7 P_SW
S9500 VCC ADDRESS 4-CH
2 SCL DAC4 3
Q9500
15 SCL
Q9501
1 SDA DAC3 4
14 SDA
TO A2 BOARD
DAC2 5 Q9502
CN4601
IC9600
PORT
12 WP DAC0
7 Q9503
EXPANDER
Q9504
11 UPD_LED
DAC4
10 KEY2
SCL
15
8 KEY1
SDA
14
DAC3
CN9501
DAC2
1
TO H6 BOARD
3 DAC1
CN9700 IC9501
EDIT MEMORY
DAC0
CN9500 7 WP
6 SCL
5 SDA
R
1
G
5
7 B
9 H
13 V
CN1901
1 SW_OUT
3 LINE_L
5 LINE_R
7 MUTE SW
MUTE SW
Q1901
MUTE LIR
8
TB1900
14 CENTRE +
TO A1 BOARD +
CENTRE
CN8006
15 CENTRE - SPEAKER
_
10 SIRCS 3.3V Q1905
Q1903
11 RS232
IC1901 IC1900
INVERTER NAND
7 5
3
6
1
7
2
H5 ( )
FRONT KEY AND LED
VCC
Q9600
LOGO
Q9601
3
Q9602
TV
4 Q9603
V1
5 Q9604
MS
5 Q9605
PC
Q9606
7
CN9505
PC_R
2
PC_G
4
PC_B 6
TO A2 BOARD
PC_H 8
PC_V 1
J1900
SUB-WOOFER
DVD IN
LINE OUT
J1903
VR
VB
VG
MUTE L, R
Q1902
L
Q1904
R
J1902
DVD IN
J1901 CN1902
YUV_CR 1
RS232C YUV_CB 3
AV MOUSE
Q1906 YUV_Y 5 TO A1 BOARD
CN8007
YUV_L 7
Q1900
YUV_R 9
U2 ( )
TERMINAL INPUT & OUTPUT
IC3
CN2 SCP SLICER
A22 SCPSUB CN3
3 _
A29
1
+
VREF 3V 2
B18 I_MS_AU_L_IN B24
B16 I_MS_AU_R_IN B26
A13 O_MS_AU_L_IN B28
IC1
B14 MS 11V MS 3.3V B17
1 2
B18
A11 O_MS_AU_R_IN B30
A9 V SUB A19
TO A1 BOARD
H SUB
A8 A17
CN8000
IC4
SYNC ADDER
1 1A TB2
A31
1Y 4
TB3
2 1B
B4 I_SUB_Y/CV
B8 I_SUB_CR A37
A7 I_MAIN_CR A45
B6 I_SUB_C/CB A33
A5 I_MAIN_C/CD A47
TO DIC 2
CN1000
A3 I_MAIN_Y/CV A49
IC2
12 X0 TB2 Y0 2
13 X1 TB3
A41
5 Z0 Z 4
3 Z1
1 Y1
IC5
CN1
3 EPG_MODE
Q1
1 R/C TB2 OCL+ 27
BUFFER
14 VOUT TB3 OCL- 25
1 DIS_YS A13
5 I_BINT B12
TO A2 BOARD 7 O_MID_BUSY B14
CN5802
9 I_MICOM_VP A15
13 I_MS/CNM_AC_DET A21
15 I_MS/CNM_RESET A23
21 PAL_FILM_MOD B33
22 I_BOARD_RESET B38
IF ( )
INTERFACE TO DIC2
- 37 -
CN7505
1 SDA_TV
TO A2 BOARD
3 SCL_TV
CN4603
TU7500
SDA_N
SDA
SCL_N
SCL
IN_TS(0)
PD0/(PD
SERIAL)
IN_TS(1)
PD1
IN_TS(2)
PD2
IN_TS(3)
PD3
IN_TS(4)
PD4
IN_TS(5)
PD5
IN_TS(6)
PD6
IN_TS(7)
PD7
IN_TSCLK
PD0 CLK
IN_TSEN
PD0 VAL
RS LOCK
PD0ERR/
(RSLOCK
IN_TSPSYNC
PDSYNC
IC7500
LVDS TRANSMITTER
CN7502
14 LV_A-
32 TA0 33
13 LV_A+
31 TA1 34
VDO(0)
RB7500
11 LV_B-
TA2
29 35
10 LV_B+
TA3
28 36
8 LV_C-
25
TO A1 BOARD
TA4 37
7 LV_C+
CN8010
24 VDO(1)
TA5 RB7501
38
5 LV_CLK-
23
TA6
40
4 LV_CLK+
22
2 LV_D- TB0 41
21
1 LV_D+ TB1 42
20 VDO(2)
RB7502
TB2
44
TB3
45
TB4 46
VDO(3)
TB5 48 RB7503
TB6
49
TC0 50
TC1 52
VDO(4)
RB7504
TC2 53
TC3
54
TC4 55
VDO(5)
TC5 57 RB7505
TC6 58
TD0 59
TD1 61
VDO(6)
RB7506
TD2 62
TD3 63
CN7504
9 Y_N YUV_Y/YC_Y
Q7506
11 CR_N YUV_V
Q7504
13 CB_N YUV_U/YC_C
Q7503
TO A1 BOARD
CN8011 5 R_N RIGHT
Q7500
L_N LEFT
3
Q7502
1 CVBS-N CVBS_OUT
FL7500 Q7505
N2 ( )
DIGITAL TUNER
CN7503
B22
A22
B26
A26
A32
B32
A31
B31
A30
B30
A29
B29
A28
A24
B25
B28
B9
C9
TO N BOARD
B10
C10
B11
C11
B12
A7
A5
A6
A1
B1
A4