Read Sony HCD-FL7D (serv.man2) Service Manual online
HCD-FL7D
8
8
1-5.
SCHEMATIC DIAGRAM – MB Board (4/7) –
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : DVD PLAY
no mark : DVD PLAY
∗
: Impossible to measure
R984
C791
C793
D901
C926
IC907
C925
X901
R943
R942
R876
R973
R921
R910
R940
R930
R929
R928
R926
R925
R904
C910
R971
C918
C901
FL901
R913
R963
R962
R918
R949
R919
R948
R947
R903
C902
R958
R902
R901
C906
R911
R912
R905
R906
R907
R978
CL924
JL956
JL958
JL957
R991
R992
R915
R824
CL934
C904
R988
R917
R994
R995
R996
R997
R998
R990
R945
R944
R920
R922
R923
R935
X902
FL803
R927
R932
CL800
CL825
C905
R908
CN901
C917
C916
L801
CN907
CN905
Q903
Q904
C924
R970
C907
IC906
Q901
IC904
IC902
R975
C914
R931
CL801
R933
CL969
CL968
C913
C908
C909
FL908
C903
R916
C915
IC903
FB901
R934
IC901
C928
C927
10k
100
6.3V
220
4V
1SS355
220
4V
22
16V
20MHz
100
100
0
0
100
0
100
100
100
100
100
100
10k
0.01
0
0.01
100
4V
10k
10k
10k
22
0
0
0
0
22
0.01
22
22
22
0.01
10k
10k
22
22
22
10k
0
0
100
0
0.01
0
1k
0
0
0
0
0
0
10k
10k
100
22
220
4.7k
27MHz
1M
22
0.01
10k
7P
0.01
100
4V
13P
11P
2SK1828
2SK1828
0.01
0
0.01
SM8707GV-E2
DTC114TE-TL
TC7W74FU(TE12R)
TC7S32FU
TE85L
10k
9p
22
22
33000p
100p
100p
100
4V
1k
9p
BR24C08F-E2
220
CXP973064-224R
10
0.01
B1
B2
B3
B4
B5
B6
B7
B8
B9
C1
C2
C3
C4
C5
DGND
A5V
D5V
D3V
AVC
MGND
M12V
VGND
V5V
AGND
VMUTE
AUDIO_BUS
VMUTE2
A3V-1
A3V-2
UCOM_BUS
D5V
DGND
D3V
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
D0
D1
D2
D3
D4
D5
D6
D7
C
L
K
_
R
F
D
A
T
A
_
R
F
T
X
D
R
X
D
MD2
X
L
A
T
JIT
D
3
V
D
5
V
A
5
V
D
G
N
D
A
G
N
D
XCS1882
TE
XINIT0
XINIT1
X
H
R
D
X
H
W
R
SENS
FJMP1
FJMP2
PI
GFS_CD
SP_ON
SPFG
SLED
MUTE_2D
MUTE_CD
GFS_DVD
TSD-M
L
D
O
N
RFMON
LOCK
FOK
SCLK
I2C_SIO
I2C_SCL
S
L
E
D
A
S
L
E
D
B
XRST_DSD
FE
S
C
O
R
D
R
V
R
X
D
R
V
T
X
D
R
V
C
L
K
D
R
V
IR
Q
S
H
R
R
D
Y
D
A
T
A
C
L
O
K
XMSLAT
SQSO
SQCK
TXD
RXD
XRST_CD
XRST_DVD
768FS
C
O
U
T
M
IR
R
IN
L
IM
SHRMUT
M
S
D
A
T
I
M
S
D
A
T
O
MSCK
J
IT
O
F
F
D
S
A
V
E
DOUT
I2C_SCL
I2C_SIO
S
Y
S
_
R
S
T
LDSEL
C
S
_
S
P
C
RF_AC
W
P
S
C
L
S
C
L
W
P
SDA
S
D
A
MNT1
A
3
V
-1
A
V
C
X
R
S
T
_
C
D
IE
C
9
5
8
SDEN
RST_SPC
J
IG
_
M
O
D
D
R
V
R
D
Y
CS_SPC
DRVCLK
2
7
M
DGND
RXD
TXD
RF
GND
3V-D
GND
M+12V
MGND
VDD1
VSS1
MO1
NC
VDD2
VSS2
XTI
XTO
NC
NC
NC
SO3
VDD3
VSS3
SO2
SO1
MGND
D+5V
V+5V
D.GND
V.GND
D.GND
D+3.3V
D+3.3V
M+12V
G
V
A
B
Y
RF_AC
A0
A2
A1
SDA
SCL
VCC
WP
SYS.RESET
IIC-CLK
IIC DATA
VIDEO MUTE
D GND
(4/7)
EEPROM
G
I
O
+3.3V REGULATOR
MECHANISM
CONTROLLER
SELECT
LASER DIODE
SWITCHING
FLIP-FLOP
DAC MUTE(NC)
VIDEO SW(NC)
SYS.POWER(NC)
VIDEO MUTE2
D-GND
SPDIF(DVD)
D-GND
SPDIF(CD)
BUFFER
BUFFER
CLOCK GENERATOR
NC
µPC2933T-E2
47µH
(Page 6)
(Page 7)
(Page 5)
(Page 9)
(Page 9)
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