Mg (1/2) Board Block Diagram - Sony KP-FR43M31 Service Manual

6-1-8. MG (1/2) Board Block Diagram

CN0002
MAIN R 2
MAIN L 4
L MUTE 8
SUB BYPASS SW 9
M SCLK 10 M SCLK
M SDAT 11 M SDAT
MT AGC 13
MT AFT 14
MT HSYNC 15
MT STEREO 16
MT SAP 17
MT FMONO 18
ST AFT 20
ST HSYNC 21
S
MT MODE 24
TO A(2/2)BOARD
CN2003
B-OVP 28
SP MUTE 29
Q0022
AUDIO PROT 31 INV
DF DAC 34
P.CONT 35
B OCP 37
DGC 40
ZERO DET 42
PRE SP WF 46
PRE SP L 48
PRE SP R 50
5V
IC0051
BUS SW
2
5
3
CN0050
THR SW 5
AMP SW 2
TO ANT SW ATT SW 2
MG(1/2)
( MASTER /PF MICRO
KP-FR43M31/FR43M91
IC0001
CPU
MT AGC 86
O-AGC-ATT
Q0017
MT AFT 85
Q0050
I-MT-AFT
MT HSYNC 95
I-MT-HSYNC
MT STEREO 26
I-MT-ST
MT SP 27
I-MT-SAP
MT FMONO 32 12 B_INT
O-MT-FMONO I-BINT
ST AFT 84 33 HV PROT
Q0007 I-ST-AFT I-HV-PROT
ST HSYNC 96 4 SIRCS
I-ST-HSYNC I-SIRCS
91 KEY1
I-KEY1
92 KEY2
I-KEY2
28 23 POWER_LED
O-MODE O-POWER_LED
22 STBY_LED
O-STBY_LED
93
I-KEY_WAKE
B OVP 6
I-OVP
24
O-DF-PH
AUDIO PROT 100 59
I-AUDIOPROT O-R
62
O-G
64
O-B
36 74
O-AC-RLY O-YM
5 73
I-OCP O-YS
Q0004
35
O-DGC-RLY
8,9
I-ZERO-DET
HVM.WP 17
O-NVM-WE
Q0020
7 6 SCL-NVM 16
SW
WC SCL IO_BCLK
8 5 SDA-NVM 15
SDA IO_BDAT
IC0003 NVM
D0501
M SCLK 31
O-P-MUTE
M SDAT
1 SCLK 14
IO_SCLK
6 SDAT 13
IO_SDAT
12V
7
29
O-A-MUTE
46
Q0011
O_ATT
Q0012 2
97
O_RF_THR
Q0016
TO 2/2
99
O_RF_AMP
18
I_PF_IRQ
48
O_PF_BINT
34
O_PROT_MUTE 3
TO 2/2
, AUDIO PROCESSOR , COMPONENT I/F.
– 89 –
KP-FR43M31/FR43M91
RM-GA001 RM-GA001
IC0002
PF MICRO
11
O_BYPASS_SW
31
PF SDAT IO_SDAT
Q0058 28 67
PF SCLK IO_SCLK C_ABL_AT 1
Q0059
+5V BCLK TO 2/2
Q0060
Q0010
BDAT
SW
Q0061
4
IC0005 NVM2
TO 2/2
7 6 BDAT 29
WP IO_BCLK
8 5 BCLK 30
SCLK IO_BDAT
NVM WP
47
O_NVM_WP
+5V
IC0007
12C SW
2 1 3
IO-SCLK
5 6 4
IO-SDAT
7 3
Q0063
BUS SW
Q0069,Q0070
27
MUTE
O_BUS_SW
12V
M SDAT
41
D0003
M SCLK I_BINT
10
O_PF_IRQ
O-YS 21 YS
D0007
79 O-G 33 RGB
O_L_MUTE
I.OSD-V 64 VS
Q0009
I.OSD-H 62 HS
51
O-RESET
D0058
63
O-DRC-PXN
61
O-DRC-PXI
60
O-DRC-FILM
59
O-DRC-LW
D0054
58
SP MUTE O-DRC-FF
65
O-SP-MUTE
D0057
D0010
L MUTE
SP MUTE
Q0068
D0059
)
D0056
CN0004
3 KEY1
4 KEY2
5 SIRCS
K
7 POWER-LED
8 STBY-LED TO HA1 BOARD
CN1000
10 KEY WAKE
INV. CN0405
5 R
Q0423
4 G
Q0424
A1
Q0425
3 B
Q0426
1 BLK TO T BOARD
CN5801
CN0406
1 TEXT-CV
M_SCLK 3 CLK
M_SDATA 4 DATA
B1
6 MID-HS
6 MID-VS TO T BOARD
CN5803
7 5V
CN0001(1/2)
8 BINT
9 SUB OSD RGB
10 SUB OSD YS
13 HV PROT
4 TEXT-CV
R
TO A(2/2)BOARD
27 SUB VD
CN2005
28 SUB HD
PF SCLK 30 PF SCLK
PF SDAT 31 PF SDAT
Q0431
BUFFER
41 MID VD
42 MID HD
43 DRC PXN
44 DRC PXI
45 RESET
46 DRC FILM
IC0302
48 DRC LW
AUDIO PROCESSOR
50 FFSW
MAIN L 2
INA
MAIN R 37
INB IC0301
CN0301
AMP
SP L 8 7 3 2 HP SW
OUTA 1
F
SP R 31 2 6 HP L
OUTB
32 5 4 HP R
7 TO HB1 BOARD
6
CN1101
Q0304
Q0306
MUTE Q0302
Q0303
MUTE
– 90 –