Sony MDS-JA30ES Service Manual ▷ View online
– 58 –
6
CLR
7
PR
8
VCC
5
Q
R
S
Q
3
Q
2
D
4
GND
1
CK
Q
D
C
IC213 TC7W74F
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
2G
2C3
2C2 2C1 2C0
2Y
VCC
2C3
2C2 2C1 2C0
STROBE
2G
OUTPUT
2Y
A
SELECT
DATA INPUTS
B
B
A
A
B
B
A
A
1G
1C3 1C2
1C1 1C0
1Y
STROBE
1G
B
SELECT
1C3 1C2
1C1
1C0
OUTPUT
1Y
GND
DATA INPUTS
IC352 SN74HC153ANS
1
2
3
4
4
5
6
7
8
9
10
11
12
13
14
13
14
28
27
26
25
25
24
23
22
21
20
19
18
17
16
15
15
SWITCHING
CIRCUIT
CONSTANT
CURRENT
CIRCUIT
REFERENCE
VOLTAGE
CIRCUIT
CONTROL
CIRCUIT
I01+
IN2–
IN2+
NC
IN1+
IN1–
IN1–
NC
C4
C4
C3
GND2
GND2
VEE2
VEE1
C6
C5
CIREF
I02–
NC
I01–
I02+
NC
VCC2
C2
C1
C1
VCC1
VREF
VCNT
GND1
RIREF
IC504, 505 CXA8042AS
IC701 M66004M8FP
INDICATION
CODE
RESISTOR
(8BIT x 16)
DECODER
(35BIT x 16)
DECODER
(35BIT x 16)
CODE/COMMAND
CONTROL
CIRCUIT
INDICATION
CONTROL
RESISTOR
INDICATION
CONTROLLER
DIGITAL
OUTPUT
CIRCUIT
OUTPUT
CIRCUIT
CODE
WRITE
SERIAL
RECEIVE
CIRCUIT
OUTPUT
PORT
(2BIT)
CLOCK
GENERATOR
CIRCUIT
RAM WRITE
CODE SELECT
DIG12
|
DIG15
V
CC
2
SEG0
|
SEG26
V
SS
XIN
XOUT
V
CC
1
RES
DIG11
|
DIG0
CS
CLK
DATA
SEG35
|
SEG27
P1
P0
14
15
16
17
18
19
20
21
22
23
|
31
13
1
|
12
SEGMENT OUTPUT CIRCUIT
59
|
33
60
32
VP
64
|
61
IC353 SN74HCU04ANS-E20
14
13
12
11
10
9
8
1
2
3
4
5
6
7
VCC
GND
– 59 –
IC501 CXD8679Q
3rd order
NOISE
SHAPER
S / P
TIMING
CIRCUIT
CLOCK
GENERATOR
DATA SELECT
DATA SELECT
P/S CONVERT
&
D/F-CLK GEN.
4BIT DATA
BITSTREAM
"0" DETECT
MUTE
CIRCUIT
OR
3rd order
NOISE
SHAPER
L . I . P.
ATT
x 0.75
L . I . P.
ATT
x 0.75
DITHER
OVERFLOW DETECTOR
FIR 4
MODE
INAF
OVFLAG
MUTER
MUTEL
MTPOL
DRPOL
MODE
NC
DFDTOR
DFLRCKO
TEST4
TEST3
VSS
IF SELD
IF SELC
NC
SBCKI
SDATAR
SDATAL
NC
DFDTOL
DFBCKO
DFDTEN
TEST1
TEST2
VSS
PLMG2
VDD
NSDOL4
NSDOL3
NSDOL2
NSDOL1
NC
NC
VDD
VDD
NC
64FSI
NSDOR1
NSDOR2
NSDOR3
NSDOR4
MCKIN
VDD
PLMG1
NRGCLR
SYSM
LATCH
SHIFT
ATT
INIT
LRCKI
DATAI
BCKI
VSS
VSS
NC
INVO2
INVO1
INVI
NC
128FSO
CKVDD
DINIT
52
53
54
55
56
57
58
59
60
61
62
63
64
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
32
31
30
29
28
27
26
25
24
23
22
21
20
FIR 2
FIR 1
FIR 3
ATT
IIR
OVERFLOW DETECTOR
FIR 4
FIR 2
FIR 1
FIR 3
ATT
IIR
POLALITY
2
IC901 M62005L
1
2
3
4
5
VCC
Cd
RESET
INT
GND
+
–
+
–
RESET
SIGNAL
GENERATOR
INTERRUPT
SIGNAL
GENERATOR
IC902 LA5602
1
2
3
4
5
7
6
V IN
EN
GND
CDEL
CN
RES
V OUT
REFERENCE
VOLTAGE
OVER HEAT
PROTECTION
OVER CURRENT
LIMITTER
ON/OFF
RESET
GEN
ERROR
AMP
– 60 –
IC205 TC74LCX244FS (EL)
IC210 TC74VHCT244F (EL)
IC210 TC74VHCT244F (EL)
IC707 MDM9404AGS-BK
1
64 63 62 61
60
59
58 57 56 55 54 53 52 51 50 49
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
ATT/
MODE
SAMPLE RATE DET
&
RESAMPLE POINTER
GENERATOR
IIR/FIR
FILTER
CONTROL
(RAM/ROM/
ACC)
FILTER
CONTROL
(RAM/ROM/
ACC)
OUTPUT
I/F
(PISO)
ATT & DEMP &
1Fsi to 8Fsi
FILTER BLOCK
SRC &
DECIMATION
LOW PASS
FILTER BLOCK
FLAME
COUNTER
INPUT I/F
(SIPO)
OUTPUT I/F
(PISO)
DO
SEL
SRDT
SWDT
SCK
XLAT
INIT
NC
VDD
NC
RBPH
STA
FRS
FRM
SLAVE
TEST5
TB3
FS2
FS1
DEMP
TEST3
DAOL
DAOR
NC
VDD
NC
ABCKO
ALRKO
MAO1
MAO0
TB4
TB5
TB7
MDO0
MDO1
MUTE
DATAO
BCKO
LRCKO
TEST4
GND
XI
GND
XO
XOO
VDD
NC
TB6
TB0
TBO
DI0
MI1
MI0
FIS
TEST1
TEST2
GND
FIMO
FIMCK
BCKI
LRCKI
DATAI
TB1
TB2
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
1G
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
2A4
1Y4
2A3
1Y3
2A3
1Y2
2A4
1Y1
2G
Vcc
— 61 —
6-21. IC PIN FUNCTIONS
• IC101 RF Amplifier (CXA1981AR)/BD board
Pin No.
I/O
Description
Pin Name
1
2 to 7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47, 48
VC
A to F
FI
FO
PD
APCREF
TEMPI
GND
AAPC
DAPC
TEMPR
XRST
SWDT
SCLK
XLAT
VREF
TENV
THLD
VCC
TFIL
TE
TLB
CSLED
SE
ADFM
ADIN
ADAGC
ADFG
AUX
FE
FLB
ABCD
BOTM
PEAK
RFAGC
RF
ISET
AGCT
RFO
MORFI
MORFO
I, J
O
I
I
O
I
I
I
—
O
O
O
I
I
I
I
O
O
I
—
I
O
I
I
O
O
I
I
O
O
O
I
O
O
O
I
O
I
I
O
I
O
I
Middle point voltage (+2.5V) generation output
Input of signal from optical pick-up detector
F operation amplifier input
F operation amplifier output
Front monitor Connected to photo diode
Input for setting laser power
Temperature sensor connection pin
Ground
APC LD amplifier output
Digital APC output (Not used)
Temperature sensor reference voltage output
Input of reset signal from system controller Reset: “L”
Input of write data signal from system controller
Input of clock signal from system controller
Input of latch signal from system controller
Reference voltage output (Not used)
Tracking envelop signal output (Not used)
Track hold capacitor connection pin
Power supply (+5V)
Track hold input (Connected to VC)
Output of tracking error signal to CXD2535CR
Input of add signal to tracking error
Sled error LPF pin
Output of sled error signal to CXD2535CR
ADIP FM signal output
Inputs ADIP FM signal by AC coupling
Connection pin of external capacitor for ADIP AGC
Output of ADIP dual FM signal to CXD2535CR (22.05 kHz±1 kHz)
Output of auxiliary signal to CXD2535CR
Output of focus error signal to CXD2535CR
Focus bias control input (Not used)
Output of light amount signal to CXD2535CR
Output of bottom hold signal of light amount signal to CXD2535CR
Output of peak hold signal of light amount signal to CXD2535CR
Connection pin of RF AGC circuit external capacitor
Output of playback EFM RF signal to CXD2535CR
Internal circuit constant setting pin 22 kHz BPF center frequency (Fixed at “H”)
Inputs RF signal by AC coupling
Output pin of RF signal
Inputs MO RF signal by AC coupling
Output pin of MO RF signal
Input of signal from optical pick-up detector
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