Sony CDX-F5700 / CDX-F5705X Service Manual ▷ View online
13
CDX-F5700/F5705X
2-5. ROLLER ARM ASSY
2-6. CHASSIS (OP) ASSY
3
washer
4
worm wheel (RA)
5
roller arm assy
1
spring (RAL)
2
spring (RAR)
4
washer
0
coil spring (damper)
9
two coil springs (damper)
qa
chassis (OP) assy
5
gear (LE1)
1
CN1
lever (D)
slider (R)
6
7
8
2
Remove the six solderings.
3
tension coil spring (KF)
14
CDX-F5700/F5705X
2-7. OPTICAL PICK-UP
2-8. SL MOTOR ASSY (M902)
1
tension coil spring (CHKG)
2
chucking arm sub assy
3
screw
(+B 1.4
x 5)
4
rack (SL)
5
claw
6
main shaft
7
optical pick-up
1
screw
(+P 1.4
x 1.8)
2
SL motor assy (M902)
15
CDX-F5700/F5705X
2-9. LE MOTOR ASSY (M903)
2-10. SERVO BOARD
2
washer
4
qd
3
gear (LE1)
7
leaf spring (LE)
5
lever (D)
bracket (LEM)
slider (R)
6
screw
(+P 1.7
x 2.2)
8
screw
(+M 1.7
x 2.5)
qa
screw
(+M 1.7
x 2.5)
qf
two toothed lock screws
(+M 1.4
)
qs
screw
(+M 1.7
x 2.5)
9
bearing (LEB)
0
woam (LEB) assy
qg
LE motor assy
(M903)
1
Remove the soldering.
3
CN1
5
claw
6
SERVO board
4
toothed lock screw
(M 1.7)
1
Remove the eight solderings.
2
Remove the three solderings.
16
CDX-F5700/F5705X
3-1. IC PIN DESCRIPTIONS
• IC3 CXD3059BR (DIGITAL SERVO/DIGITAL SIGNAL PROCESSOR) (SERVO BOARD (1/2))
Pin No.
Pin Name
I/O
Pin Description
1
MIRR
I/O
Mirrer signal input/output
2
DFCT
I/O
Defect signal input/output
3
FOK
I/O
Focus OK signal input/output
4
VSS
—
Ground pin
5
LOCK
I/O
Not used in this set. (Open)
6
MDP
O
Spindle motor servo control signal output
7
SSTP
I
Disc most inner detection signal input
8
IOVSS1
—
Digital ground pin for I/O
9
SFDR
O
Sled drive signal output
10
SRDR
O
Sled drive signal output
11
TFDR
O
Tracking drive signal output
12
TRDR
O
Tracking drive signal output
13
FFDR
O
Focus drive signal output
14
FRDR
O
Focus drive signal output
15
IOVDD1
—
Digital power supply pin for I/O
16
AVDD0
—
Analog power supply pin
17
AVSS0
—
Analog ground pin
18
NC
—
Not used. (Open)
19
E
I
E signal input
20
F
I
F signal input
21
TEI
I
Tracking error signal input from the DSSP block
22
TEO
O
Tracking error signal output to the RF amp block
23
FEI
I
Focus error signal input from the DSSP block
24
FEO
O
Focus error signal output to the RF amp block
25
VC
I/O
VC voltage output to the RF amp block
Center voltage input from the DSSP block by command select
26
A
I
A signal input
27
B
I
B signal input
28
C
I
C signal input
29
D
I
D signal input
30
NC
—
Not used. (Open)
31
AVDD4
—
Analog power supply pin
32
RFDCO
I/O
RFDC signal output
RFDC signal input from the DSSP block by command select
33
PDSENS
I
Reference voltage input for PD
34
AC SUM
O
RFAC suming amp signal output
35
EQ IN
I
Equalizer circuit signal input
36
LD
O
APC amp signal output
37
PD
I
APC amp signal input
38
NC
—
Not used. (Open)
39
RFC
I
EQ cut off frequency adjustment input
40
AVSS4
—
Analog ground pin
41
RFACO
O
RFAC signal output
42
RFACI
I
RFAC signal input or EFM signal input
43
AVDD3
—
Analog power supply pin
44
BIAS
I
Asymmetry circuit constant current input
45
ASYI
I
Asymmetry comparate voltage input
46
ASYO
O
EFM full swing signal output
47
VPCO
O
Charge pump output for wideband EFM PLL
48
VCTL
I
VCO2 control voltage input for wideband EFM PLL
49
AVSS3
—
Analog ground pin
SECTION 3
DIAGRAMS
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