Sony CDX-V3800 Service Manual ▷ View online
25
25
CDX-V3800
CDX-V3800
3-13. SCHEMATIC DIAGRAM — DISPLAY SECTION —
LED501
LED502
CN901
R531
R532
R533
R535
R536
R537
S522
R501
R502
R504
R505
R506
R507
R508
R509
R510
R511
R512
R513
R514
R515
R503
R516
R517
R518
R519
R552
R551
R553
R554
R558
R559
R560
IC501
R555
R561
C960
C551
IC502
C553
R557
LCD501
D552
D551
LED503
LED515
LED517
LED514
LED516
LED508
LED506
LED518
LED512
LED509
LED510
LED504
LED505
LED522
LED525
LED524
LED513
LED521
LED507
LED520
R571
R573
R575
R577
R579
R572
R574
R576
R578
R580
Q502
LED511
D502
D503
D504
D505
S517
S514
S519
S520
S515
S521
S516
S518
S505
S523
S513
S508
S509
S504
S506
S507
S503
S502
S511
S510
S512
S501
(Page 23)
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CDX-V3800
CDX-V3800
IC500 BU9536KS2 (SERVO Board (1/2))
• IC BLOCK DIAGRAMS
51 50
52
1
RF SIGNAL GEN.
DIGITAL
SIGNAL
PROCESSOR
APC
AVDD
AC
BD
VBIAS
E
F
AGND
FEN
FEO
FEO
PKC
BTC
PD
LD
EFLAG
EQO
RFI
CAGC
TEN
TEO
SC
TZCRFM
RFRPRFN
JUMPO
TDOUT
SDIN
SDOUT
FDOUT
CLVOUT
CLK
LON
CLK88
ASY
FCO
PCO
MCK
DGND
XO
XI
DVDD
XPLCK
XBUFO
DCK
LRCK
DOUTA
LRCK
DOUTA
WFCK
SUBCK
SUBCK
SUBDATA
SUBSYQ
SUBSYQ
BUSY
RESETX
R/W
DIO
DIO
SERVO SIGNAL
GEN.
2
49 48 47 46 45
44 43
42 41
40
3
4
5
6
7
8
9
10
11
12
13
14 15
16
27
28
29
30
31
32
36
37
38
33
34
35
39
17 18 19 20 21 22
26
25
24
23
PLL
DIGITAL
SERVO
FILTER
FILTER
DIGITAL SERVO
SIGNAL
PROCESSOR
16K
SRAM
COMMAND
INTERFACE
INTERFACE
+
–
+
–
+
–
REV
FWD
OUT F
OUT R
+
–
+
–
+
–
+
–
+
–
+
–
MUTE
+
–
+
–
+
–
+
–
+
–
+
–
+
–
LEVEL
SHIFT
LEVEL
SHIFT
–
+
LEVEL
SHIFT
–
+
LEVEL
SHIFT
–
+
–
+
VCC
LOADING DRIVER
24
23
22
21
20
19
18
17
16
15
4
5
6
7
8
9
10
11
12
13
14
2
1
3
27
28
26
25
REV
OPIN4(+)
OPIN4(–)
OPOUT4
OPIN3(+)
OPIN3(–)
OPOUT3
MUTE
BIAS
GND
VO3(–)
VO3(+)
VO4(–)
VO4(+)
FWD
OPIN1(+)
OPIN1(–)
OPOUT1
OPIN2(+)
OPIN2(–)
OPOUT2
VCC
VOL(–)
VOL(+)
VO2(–)
VO2(+)
VO1(–)
VO1(+)
SERIAL
INTERFACE
DIGITAL
FILTER
LRCIN
DIN
BCKIN
NC
CAP
VOUTR
GND
DIGITAL
SIGMA-DELTA
MODULATOR
SWICHED
CAPACITOR
DAC
1
2
2
3
4
5
6
7
DIGITAL
SIGMA-DELTA
MODULATOR
SWICHED
CAPACITOR
DAC
SCKI
FORMAT
FORMAT
DEEMPH
MUTE
NC
VOUTL
VDD
14
13
13
12
10
11
9
8
FSADJUST
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA1
DATA0
DATA0
CVBS/Y
32
AGND
31
TEST
30
HSYNC
29
VSYNC
28
VDD
27
DGND
26
CLKOUT
25
SLEEP
9
9
LUMA
10
CBSWP
11
MASTER
12
MODEA
13
MODEB
14
CLK
15
XTALO
16
1
COMP 2
VREFOUT 4
VAA 3
VBIAS 6
VREFIN 5
DAC
LATCH
1.3MHz
LPF
2X
UPSAMPLE
MOD.AND
MIXER
INTERNAL
VREF
7
AGND 8
VBI
GENERATOR
24
23
23
22
21
20
19
18
17
32
31
30
29
28
27
26
25
24
23
22
I
2
C BUS
LOGIC
VCO
MIX
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
VOLUME
(+23~-79dB,-∞dB
1dB STEP)
VOLUME
(+23~-79dB,-∞dB
1dB STEP)
INPUT GAIN
(0~15dB,1dB STEP)
INPUT SELECTOR
(4 STEREO INCLUDE 1 ISOLATION INPUT)
INPUT GAIN
(0~15dB,1dB STEP)
ANTI-ALIASING
FILTER
ANTI-ALIASING
FILTER
MUTE
fc:40kHz
fc:40kHz
MUTE
6
7
8
9
10
11
3
4
5
2
1
DGND
AGND
FIL
AN
AP2
AP1
B1
B2
C1
C2
NC
NC
NC
NC
NC
NC
NC
12
14
16
13
15
SDA
SCL
MUTE
SEL
ADJ
VCC
OUTF1
OUTR1
OUTF2
OUTR2
NC
NC
NC
OUTS1
OUTS2
21
20
19
18
17
VCC
VCC/2
TONE
PASS
PASS
BASS
fo:60,70,80,100,120,140,160,200Hz
Q:0.5,0.75,1,1.25
fo:60,70,80,100,120,140,160,200Hz
Q:0.5,0.75,1,1.25
MIDDLE
fo:500Hz,1kHz
Q:1
fo:500Hz,1kHz
Q:1
TABLE
fo:5,7.5,10,12.5kHz
fo:5,7.5,10,12.5kHz
TONE
PASS
PASS
EFFECT (0dB~
+20dB,2dB STEP)
EFFECT (0dB~
+20dB,2dB STEP)
2ND ORDER
LPF
2ND ORDER LPF
fc:OFF,80,120,160Hz
Q: 0.707
fc:OFF,80,120,160Hz
Q: 0.707
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
GAIN+ATT
(+10~-29,
-∞dB)
IC401 BD3806FS-E2 (MAIN Board (1/3))
IC700 WM8726GED/R (SERVO Board (1/2))
IC400 SPCA717A-HL211 (SERVO Board (2/2))
IC600 BA5966FP-FE2 (SERVO Board (1/2))
27
CDX-V3800
• IC PIN DESCRIPTIONS
• IC500 BU9536KS2 (RF AMP, DIGITAL SERVO) (SERVO BOARD (1/2))
Pin No.
Pin Name
I/O
Pin Description
1
AVDD1
—
Analog power supply pin (+3.3 V)
2
AC
I
A+C voltage signal input from optical pick-up block
3
BD
I
B+D voltage signal input from optical pick-up block
4
VBIAS
O
Bias level (VDD/2) signal output
5
E
I
E voltage signal input from optical pick-up block
6
F
I
F voltage signal input from optical pick-up block
7
AGND1
—
Analog ground pin
8
FEN
I
Focus error amplifier feedback signal input
9
FEO
O
Focus error signal output
10
PKC
O
RF signal peak detection capacitance connected pin
11
BTC
O
RF signal bottom detection capacitance connected pin
12
PD
I
APC photo detecter signal input
13
LD
O
APC laser drive signal output
14
PCO
O
PLL PCO signal output
15
FCO
O
PLL FCO-DAC signal output
16
ASY
I
Asymmetry revice and ccomparator slice capacitor install pin
17
JUMPO
O
Tracking jump pulse signal output
18
TDOUT
O
Tracking drive signal output
19
SDIN
I
Sled signal input
20
SDOUT
O
Sled drive signal output
21
FDOUT
O
Focus drive signal output
22
CLVOUT
O
CLV drive signal output
23
CLK88
O
Clock signal output for driver IC Not used in this set. (Open)
24
LON
O
Laser on control signal output
25
CLK
O
Clock signal output Not used in this set. (Open)
26
MCK
I
Transfer clock signal input for sub Q and command
27
DIN/DOUT
I/O
Command signal input/status, sub-Q signal output
28
R/W
I
Read/write signal input for command
29
RESETX
I
System reset signal input “L”: reset
30
BUSY
O
Busy signal output
31
SUBSYQ
O
Sub cord synchronizing signal output
32
SUBDATA
O
Sub cord data signal output
33
SUBCK
I
Sub cord bit clock signal input Not used in this set. (Fixed at “L”.)
34
WFCK
O
Disc frame synchronizing signal output
35
DOUTA
O
Audio serial data signal output
36
LRCK
O
Audio LR signal output
37
DCK
O
Audio serial bit clock signal output
38
EFLAG
I/O
Error flag signal input/output
39
BUFO
O
X'tal 16.9344 MHz buffer signal output Not used in this set. (Open)
40
XPLCK
I/O
XPLCK signal input/output Not used in this set. (Open)
41
DVDD
—
Digital power supply pin (+3.3 V)
42
XI
I
X'tal 16.9344 MHz connect input
43
XO
O
X'tal 16.9344 MHz connect output
44
DGND
—
Digital ground pin
45
RFRPPFM
O
RFRP capacitor install pin or RF test monitor signal output
46
TZCRFM
O
TZC capacitor install pin or RF monitor signal output
47
SC
I
Scratch depth adjustment resistor connected pin
48
TEO
O
Tracking error signal output
28
CDX-V3800
Pin No.
Pin Name
I/O
Pin Description
49
TEN
I
Tracking error amplifier feedback signal input
50
CAGC
I
RFAGC capacitor install pin
51
RFI
I
RF signal input
52
EQO
O
RF equalizer signal output
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