Sony KDS-50A2000 Service Manual page 28

CN8803
BLOCK DIAGRAM (2)
TO
10.5V 1
S
QM BOARD
10.5V 2
CN7306
CN8805
FAN_DRV B32
A9V A12
FAN_ERR B31
LAMP_EX_FAN (FAN1) A30
PANEL_FAN (FAN3) C30
11V A15
11V
B15
11V C15
11V A16
11V B16
11V C16
REC_ON A24
TO AC_RLY B24
G BOARD F
STBY_5V A26
CN6902
6.5V A20
6.5V B20
6.5V C20
6.5V A21
6.5V B21
D3.3V A33
6.5V
C21
6.5V C22
16.5V A28
16.5V B28
16.5V C28
PFC_DET B24
PANEL_FAN_CONT A29
CN8001 (2/2)
SIRCS 7
P_ON
5
TO
POW_LED 9
H2 BOARD
G STBY_LED 11
CN3050
LAMP_LED 13
P_MUTE_LED
15
TIMER_LED 17
FROM
H
H1 BOARD KEY 20
CN3000
CN8304 (3/4)
MUTE2 A16
PC_V_SYNC B31
H_SYNC A32
DL_MODE A25
SCL_IFP_TVM A33
SDA_IFP_TVM A34
UART_TXD_IFP A37
UART_RXD_IFP A38
BE_RST B37
SET_ON B41
FE_RST B45
UART_TX_FE A47
UART_RX_FE A48
WRT_PRT B49
E
HDMI_RST A52
HDMI_INT
B53
TO
CCDM_H B55
B1 BOARD
INPUT_CE A58
CN4000
INPUT_SEL A59
SCL_HDMI A50
SDA_HDMI A51
BOOT_MODE B34
I_USBDPLS A39
I_USBCONNECT B39
I_USBDMNS A40
TXD_IFP_LOG A41
RXD_IFP_LOG A42
UART_LOG_TX_FE A45
UART_LOG_RX_FE A46
CN8004
TV_BINT 3
E_BINT 4
SCL_TV 5
SDA_TV 6
SCL_IFP
7
SDA_IFP 8
SCL_DEM_100K 9
SDA_DEM_100K 10
SCL_DEM_400K 11
SDA_DEM_400K
12
IFP_BOOTMODE 14
TVM_TXD 15
TVM_RXD 16
DTT_TXD 17
TO
JIG DTT_RXD 18
DEM_TXD 19
DEM_RXD
20
RESET (DE) 23
SCK (DE) 24
FLASH_WRITE (DE)
25
SYNCHRO_MODE (DE) 26
IFP_UDP 27
IFP_UDM
28
IFP_VBUS 29
IFP_TXD 31
IFP_RXD 32
RST_M 35
SYNCHRO_MODE_M 37
FLASH_WRITE_M 38
TU_V_OUT 39
Q8801
F8801
10.5V REG.
A9V
FAN1
FAN3
FL8808
IC8801
Q8802
SW. 5V REG.
11V
F8802 1 Vin Vout 4 V5V
Q8804, 8816
D5V
5 On Off Cont
SW.
STBY_5V
Q8819
F8800 D3.3V
3.3V REG.
IC8008
7 CTL/SS OUT 2
7V
RESET
IC8805
INV 5
SW. REG. CONT.
OUT 4
Q8812, 8813
IC8000 SW
16.5V
1.8V REG.
I O STBY1.8V
Q8034
SW
IC8001
I O STBY3.3V
3.3V REG.
Q8012
SW
Q8011
SW
SIRCS
P_ON
PWR_LED
STBY_LED
LAMP_LED
PMUTE_LED
TIMER_LED
IC8006
MUTE2
4 2 Q8034
SW
VSW_HS
FROM 1/2
VSW_VS
Q8007
SW
PFC_DET
BOOT_MODE
WRT_PRT
IFP_UDP
HDMI_INT
IFP_VBUS
AFT_MAIN
IFP_UDM TO/FROM 1/2
AGC
IFP_TXD
SCL_3.3V
IFP_RXD
SDA_3.3V
LOG_TXD
SCL_5V
I2C_S
Q8015
LOG_RXD
SDA_5V
LEVEL SHIFT
E_BINT
SCL_5V
SDA_5V
SCL_IFP
SDA_IFP
SCL_DAC
SDA_DAC
SCL_JIG
SDA_JIG
BOOT_MODE
LOG_TXD
LOG_RXD
DEM_TXD
DEM_RXD
JIG_RESET
SCK_DE
FLASH_WRITE_DE
SYNCHRO_MODE_DE
IFP_UDM
IFP_TXD
IFP_RXD
IFP_TXD
IFP_RXD
TU_V_OUT
FAN_DRV
IC8003
BE MICRO Q8700
SW
134 O_BE_ON
54
O_ANT_M
133 O_AC_RLY
SDA_DAC
57
I_OSC DAC _I2C
X8002 SCL_DAC
10.135MHz
O_OSC 59
SUB_CLK_0 93
X8001
32.768kHz IC8004
128 I_LB_ERR SUB_CLK-1 95
NVM
IO_IIC_SDA3 109 5 DAT
Q8032, 8033
127 I_D_OVP IO_IIC_SCL3 107 6 CLK VCC 8 UVCC
B+ SW
Q8006
O_NVM_WP 129 7 WP
SW
127 I_AC_DET
61
TRSTX
IC8005
RESET
I_RESET 75 4 RST
91 I_WAKE
86 I_SIRCS
103 I_POWER_KEY
117 O_PWR_LED
118 O_STBY_LED
119 O_LAMP_LED
120 O_PMUTE_LED
121 O_TIMER_LED
37 I_KEY
PANEL_FAN_CONT
46
PFC_DET
I_VBLK 97
55 O_DL_MODE
108 IO_IIC_SCL4
110 IO_IIC_SDA4
Q8578
D3.3V 118 TIMER_LED
84 O_UART_TXI SW
D8583
88 I_UART_RXI
TIMER
47 O_BE_RESET
134 O_BE_ON
113 O_FE_RST
LAMP TXD
Q8578
32 PD_SENB
6 2
SW
112 O_UART_TX2
LAMP_RXD
111 I_UART_RX2
5 3 33 SIO_SOT3
130 O_PC_HDMI_WP
53 O_HDMI_RST
98 I_HDMI_PC_INT I_MAIN_HIN 89 MAIN_H_SYNC
Q8503
2 MAIN_H I_V_DET 48 V_DET
89 MD0
SW
132 O_HDMI_CE 149 SP_PROT
I_SP_PROT
DATA_SLICER_MAIN
51 O_HDMI_SEL DATASLICERMAIN 29
FLASH_WRITE_DE
78 IO_IIC_SCLK1 I_PC_SYNC_DET 85 PC_SYNC_DET 87 MD2
TO/FROM
79 IO_IIC_SDA1 O_AMP_RST 138
AMP_RST 1/2
O_DLY_MUTE 144 DLY_MUTE
DEM_RXD
11 SIO_SIN0
O_LINE_MUTE 147 LINE_MUTE
DEM_TXD
12 SIO_SOT0
O_SP_MUTE 148 SP_MUTE
SCK_DE
17 SIO_SCK0
O_HDMI_DTT_SW 150 HDMI/DTT_SW
SYNCHRO_MODE_DE
22 SYNCHRO_MODE
DLY_RST
O_DLY_RST 152
39 I_AFT_MAIN
45 O_AGC_ATT/O_AGC_MUTE CN8002
STBY
105 IO_IIC_SCL2 1 UVCC
3.3V
106 IO_IIC_SDA2 2
XTRST
3 XRSTIN
4 XINIT
BREAK 63 5 BREAK
ICD3 70 6 ICD3
FOR
44 I_BINT ICD2 69 7 ICD2 104 B_INT
CHECK
ICD1 68 8 ICD1
ICD0 67 9 ICD0
ICS2 66 10 ICS2
65
ICS1 11 ICS1
ICS0 64 12 ICS0
ICLK 62 14 ICLK
Q8014 FLASH_WRITE_M
MD2 73
SW
81 O_UART_TXD
80 I_UART_RXD
SYNCHRO_MODE_M
I_SYNCHRO_MODE_M 50
IC8573
GATE
Q8506
SW
2C 3
SCL_JIG
6 2B 2A 5
SDA_JIG
2 1B 1A 1
1C 7
– 27 –
KDS-50A2000/50A2010/55A2000/60A2000/60A2010
K
RM-YD010
D8811
FAN4_POW FAN1_POW
1 3
4
IC8804
FAN CONTROL IC8802
FAN4 REG.
DAC1 6
9 SW2
FAN1
14 SDA 3
DAC3
FAN3
15
SCL DAC2 5
IC8009
IIC-BUS REPEATER
D3.3V
SCL_SENSE
2 SCLA SCLB 7
SDA_SENSE
3 SDAA SDAB 6
IC8505
DE MICRO
FANERR 92
LAMP_COVER 63
IC8007
AMP
LAMP_PROT 83
Q8023
LAMP_ON 86 5 7
SW
PFC_DET Q8021
3 1
SW
Q8022
LAMP_MODE 84
SW
Q8024, 8025, 8027
LAMP_MODE 84
SW
X1 107
X8500
6MHz
X0 108
CH_NVM_WP
IFP_VS
INT_V 25
SCL_SENSE
SDA_SENSE
PANEL_ON 93
D_DEV_RST 50
PIC_MUTE 51
NVM_WP2 35
IRIS_PPG 69
IRIS_FB 41
SCL_IFP
I2C_SCL0
27
SDA_IFP
I2C_SDA0 28
PANEL_PD 55
DE_BUSY 68
D5V
IC8504
A9V
RESET
7V
RESET 90 4 OUT
D3.3V
IC8573
GATE
I2C_SDA1 65
6 2B 2A 5
I2C_SCL1 64
2 1B 1A 1
3 2C
IC8506
7 1C
BUS_SW0 91
NVM
I2C_SDA2 67 5 SDA2A
I2C_SCL2 66 6 SCL2A
NVM_WP1 99 7 WP
Q8505
LEVEL SHIFT
IC8304
REG.
D5V 2 8
JIG_RESET
3 7
DAC_I2C
D3.3V 4 6
A1 (2/2)
(BE MICRO, DE MICRO, CONNECTOR I/F))
RM-YD010 RM-YD010 RM-YD010 RM-YD010
CN8801
TO
11 ANTSW_MAIN
ANTENNA
I
D5V 7 D5V
SWITCH
2 FAN4_PROT
FAN4
3 FAN4_POW
TO
CN8003 S1 BOARD
CN3150
1 D3.3V
J
3 SDA_E
4 SCL_E
TO
S2 BOARD
CN8000
CN3200
1 D3.3V
K
3 SDA_E
4 SCL_E
TO
L
5 LAMP_COVER T BOARD
CN3250
7
FLAG
TO
9
LAMP_ON LAMP DRIVER
11 LAMP_POWER
HV DETECT CABLE
13 HV_DET
CN8304 (4/4)
A26 IFP_VSYNC
A17
SCL_SENSE
A18
SDA_SENXE
A15 PANEL_ON
B15 ROOK_RST
B16 MUTE
B17 NVM_WP2
A19
SCL_E
A20
SDA_E
A21
IRIS_CTRL
A22 IRIS_FB
A23 SCL_IFP_DEM
A24 SDA_IFP_DEM
B23 LVDS_PD_DEM
B25 COM_RST
B26 DE_BUSY
A1, A2 16.5V->D5V
A3, A4 A9V
A7-9
7V
B7-9
TO
A10-13 D3.3V
B1 BOARD
CN4000
D
A35 FE_USB_PB
A36 FE_USB_NB
CN8305
VBUS
USB
D-
D+ SERVICE
GND
ONLY