Schematic Diagram - Mb Board (2/7) - Sony HCD-FL7D Service Manual

HCD-FL7D
8-15. SCHEMATIC DIAGRAM – MB Board (3/7) – •
(3/7)
A3
A1
A2
FL705 C727
10
A4
IC706
MSM51V18165F
-60T
16Mbit D-RAM
A5
C724
0.1
C725 0.1
(Page
51)
LEVEL SHIFT
IC812
SN74LV245APWR
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
IC814
TC7WH157FK
R847
XSRQ 22
Y GND
SL Y
ST B
A6 VCC A
C813
0.01
XSRQ_ZIVA
A7
See page 57 for Waveforms. • See page 96 for IC Block Diagrams.
DGND C795
10
CL883
FL810
C797
C796
100
0.1
4V
C840 C843
10 0.01
FL813 DQ7
DQ6
C809 C800
10 0.01
FL807
C802 C803
10 0.01
DQ5
DQ4
FL812
DQ3
DQ2
C841 C848
10 0.01
DQ1
C726 DQ0
0.1
DCLK
DCKE
SWE
C842
SCAS
0.01
SRAS
SA11
SA10
16Mbit SD-RAM
SA9
SA8
IC808
MSM56V16160F-8TK
SA7
SA6
SA5
SA4
SA3
SA2
C854
0.01 SA1
SA0
R830
XSHD
LEVEL SHIFT
IC813 SDCK
SN74LV245APWR
XSAK
C811 C812 SDEF
0.01 SDEF 0.01
AV0
AV7 XSAK SDEF
AV1
AV6 XSHD XSAK
AV2
AV5 XDCK XSHD
AV3
AV4 SDCK
AV4
AV3
CL870 AV5
AV2
CL871 AV6
AV1
CL872 AV7
AV0
CL873
SACD/DVD SELECT
IN
R801
G
0
OUT +2.5V REGULATOR
IC702
TA48M025F
R870 C804 R842
10k 0.01 10k
SL811
SL812
DQ5
DQ4
VDIOA2
DQ3
DQ2
DQ1
DQ0
VSIOA3
DCLK
DCKE
XWE
XCAS
XRAS
VDIOA3
NC
A11
A10
VSCA3
A9
A8
VDCA3
A7
A6
A5
A4
VSIOA4
A3
A2
A1
A0
4.7k
VDIOA4
XSRQ
XSHD
SDCK
XSAK
SDEF
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
JL644
C808
100p
R827
100
R831
33k
C810
0.01
R800 R839 R828
4.7k 4.7k 4.7k
C817 0.01
C839
0.01
(Page 53)
52 52
C865 C819 C815 C849 C867 R845 C837 C866 R852
0.01 0.01 0.01 0.01 0.01 0 0.01 0.01 0
R846
0
IFULL
IANCO
VSIOB0
IOUT5
IOUT4
VDCB0
IOUT3
IOUT2
VSCB0
IOUT1
IOUT0
VDDSD1
DSARS
ZDFRS
DSALS
ZDFLS
VSDSD1
DSALFE
ZDFLFE
DSAC
ZDFC
VDDSD0
DSD DECODER
DSAR
IC801
CXD2752R ZDFR
DSAL
ZDFL
PHREFO
PHREFI
BCKAO
BCKAI
VSDSD0
BCKASL
NC
NC
VDCA2
NC
TEST5
TEST4
NC
VSCA2
SUPEN
SUPDT7
SUPDT6
VDIOA1
C818 C838
0.01 0.01
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : DVD PLAY
∗
SL808
CL885
C961
33000p
R857 C870
33k 33000p
FL811
R874
33
R896
1k
FL815
C860
0.01
RF BUFFER
C858
100 C864 IC810
4V 10 LMH6642MFX
C862
R851 0.01 R856
0 33k
R895
3.3k
C857
0.01
C855
0.01
C861
0.01
SL820
DSSR
R826
22 SL821
DSSL
R850
22
SL822
DSSW
R849
22 SL823
DSCT
R848
22
DSMCK
SL824
DSFR DSMCK
DSBC
DSBC
R821
DSFL
22 SL825
DSFL SDATAL
DSFR
SDATAR
R822
DSCT
22
DSBC SDATAC
DSSW
SDATALF
R823
DSSL
22
SDATALS
DSSR
FL809 SDATARS
D3V
R867
0
(Page 56)
C856
0.01
R866
0
C845
100
4V
R865 C844
0 0.01
DGND
ZIVA_BUS
DSMCK
(Page 54)
: Impossible to measure