Sony KDF-E42A12U Service Manual page 67

A B C
N..-LE4B
+3V3D
1
D3800
1PS184-115
R3801
1k
1/16W
GND
Vcc
2
IC3800
C3800
PST3629UL
0.1
RESET IC
10V
+3V3D
R3862
4.7k
1/16W
R3831
3 100
nBOARD_RST
C3811
470p
50V
GP INPUT TO EMMA
JIG_MODE
nCI_OVR
4
nMODEM_OVR
nSMC_INT
nFTV2005_SEL
FTV_CONFIG0
FTV_CONFIG1
FTV_CONFIG2
5
R3822 R3824 R3836 R3837 R3838 R3840
R3825 R3848
10k 10k 10k 10k 10k 10k 10k 10k
6
+3V3D
7
R3898
XX
nFTV2005_SEL
FTV_CONFIG0
FTV_CONFIG1
8 FTV_CONFIG2
+3V3D
FB3803
0uH
9 C3814
0.1
10V
Q3808
2SA2029T2LQ/R
NVM_RST
R3850
1k
C3816
0.1
NVM_WP
R3843 100
SCL_N
R3844 100
SDA_N
10
R3842 100
FB3805 0uH
FB3806 0uH
11
D E F
RESET SIGNAL GENERATION
IC3805
74LVC08APW
QUAD AND GATE
R3800
nDAMON_RST 1A
22k
1/16W
R3832 0
nMASTER_RESET 1B
C3801
10V 1Y
0.1
2A
C3802
10 2B
nSW_FE_RESET
16V
OUT
2Y
CD
GND
R3803
100
nMASTER_RESET
+3V3D
R3847
Q3800
R3841 Q3806 XX
DTC114EKA-T146
10k 2SC5658T2LQ/R
1/16W
nNAND_WP
R3846
470
Q3805
1/16W
DTC114EKA-T146
nFE_RESET
R3809
100
PPORT3
R3815 100
PPORT0
R3806 100
PPORT1
R3810 100
PPORT4
R3818 100
PPORT2
R3852 100
PPORT44
R3861 100
PPORT12
PPORT13
R3830
100
+3V3D
R3849 100
PPORT42
R3853 100
PPORT45
R3854 100
PPORT46
R3855 100
PPORT47
R3856 100
PPORT48
R3857 100
SPKRB
R3858 100
STSCHGB
VS2B
R3859
100
S/W OPTION SELECT R's
nRESET
R3802
100
C3803
THIS RESISTOR AND XX
R3894 R3896
CAPACITOR TO BE PLACED
XX 10k
CLOSE TO IC3801 AND IC3802
R3892
10k
R3895 R3897
10k XX
R3899 R3893
10k XX
EEPROM
R3851
XX
IC3807
M24128-BWMN6T(A)
EEPROM
SD
VCC
TEST !S1!
S2
SCL
SDA VSS
SDA_COFDM
SCL_COFDM
G H I J
+3V3D
FB3801
0uH
R3839 R3827 C3809 C3810
0.1
1k 1k 0.1
1/16W 10V 10V
VDD
4B
4A
4Y
3B
3A
3Y
GCSB2
R3828 100
R3829 XX
Q3804 IC3806
DTC114EKA-T146 TC7SH08FU(T5RSOYJF)
2 I/P GATE AND
A Vcc
GCSB0 B
GND Y
+3V3D_81
+3V3D
FB3800
0uH
C3804
C3805
0.1 0.1
10V 10V
VCC
!CL!
1Q 8Q
CI_PWR_EN
1D 8D
RDATA[15]
RDATA[8]
7D
2D
RDATA[14]
RDATA[9]
7Q
2Q
MODEM_DTR MODEM_EN
3Q 6Q
CI_BYPASS
3D 6D
RDATA[10] RDATA[13]
5D
4D
RDATA[12]
RDATA[11]
5Q
4Q
CLK
GND
IC3801
74LVC273PW
GP OUTPUT
SIGN11532
C3806
0.1
10V
IC3802
74LVC273PW
OCTAL D-TYPE
FLIP/FLOP
!CL! VCC
1Q 8Q
FASTBLK_GPIO CI_EN
8D
1D
RDATA[0] RDATA[7]
7D
2D
RDATA[1]
RDATA[6]
7Q
2Q
3Q 6Q
NVM_WE nSW_FE_RESET
3D 6D
RDATA[2] RDATA[5]
5D
4D
RDATA[3] RDATA[4]
5Q
4Q
PCCARD_EN NVM_RST
CLK
GND
+3V3D
R3804
2.2k
CHIP
RDATA[0-15]
Q3801
DTC114EKA-T146
N
7/7
- 67 -
K L M
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
nCI_EN
nPC_EN
nCIPC_EN
nCI_WAIT
nRDY_DAMON
GRDYB
IC3803
TC7SH08FU(T5RSOYJF) +3V3D
2 I/P GATE AND
FB3804
0uH
A VCC
B
C3817
C3812
GND 0.1
Y 0.1
10V
10V
nRESET
nFE_RST
+3V3D
FB3802
0uH
C3807 C3813
0.1
0.1
10V
10V
+3V3D
PLACE CLOSE TOGETHER
R3816 100
CI_PWR_EN
R3826 100
MODEM_EN
100
R3817
CI_BYPASS
XX
R3805
GPO_CLK
R3808 XX
R3813 XX
R3823 XX
R3814 100
nSMC_RST
R3820 100
CI_EN
R3807 XX
R3835 100
nSW_FE_RESET
NVM_RST
R3821 100
PCCARD_EN
R3819 100
NVM_WP
R3834 XX
R3860 XX
IC3804
74LVC32A-PW
QUAD 2 I/P OR GATE
RADD[0-25]
GCSB0
1A Vcc
RADD[14]
1B 4B C3808
0.1
10V
1Y 4A
2A 4Y
FWEB 3B
2B
2Y 3A
GND 3Y
FOEB
~ N Board Schematic Diagram [ Digital I/F ] Page 7/7 ~
N O
<- RDATA[15]
<- RDATA[14]
<- RDATA[13]
<- RDATA[8]
<- RDATA[7]
<- RDATA[5]
<- RDATA[4]
<- RDATA[3]
<- RDATA[2]
+3V3D_81
GPO_CLK