Block Diagram -Md Section - Sony ZS-M35 Service Manual

ZS-M35
6-4. BLOCK DIAGRAM — MD SECTION —
BD BOARD (1/2)
CN104
1
HR901
(OVER WRITE HEAD)
OPTICAL PICK-UP BLOCK
(KMS-260B)
CN101 (1/2)
16
I
J 12
F
B 13
C B
I J
D A
A
14
E
DETECTOR
C 18
D 19
E 20
F 17
AUTOMATIC
ILCC 9
POWER CONTROL
Q162, 163
PD LD
LASER DIODE
LASER ON
PD 6
SWITCH
Q101
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC152
16
PSB
6 OUT4F IN4R
M101
M M
(SPINDLE) OUT4R
8 IN4F
27 OUT2F IN2F
M102
M
(SLED)
25 OUT2R IN2R
2-AXIS CN101 (2/2)
DEVICE
FCS+ 4
21 OUT1F IN1F
23 OUT1R IN1R
FCS– 3
TRK+ 2
12 OUT3F IN3F
TRK– 1
10 OUT3R IN3R
MOD 8
HF MODULE
04
– 46 –
OVER WRITE
EFMO
HEAD DRIVE 100
IC181, Q181, 182
FILI
60
PCO
59
CLTV PLL
62
FILO
SCTX 61
48 47 RF AMP,
ASYO
FOCUS/TRACKING ERROR AMP 53
IC101
ASYI
I 54
COMPA-
1
RFO AGCI RF AGC RF RFI
RATOR
RF AMP 46 40 38 57
J
& EQ
2
EQ
WBL
B.P.F.
AUX
33
3T PEAK
37
TEMP PEAK &
BOTTOM BOTM
36
WBL
ADIP
ADFM ADIN ADFG
AT
B.P.F. 29 30 32 78 DEMODULATOR/
AMP
DECODER
A
4
B
ABCD ABCD
5 I-V 35
C AMP
AMP
6
D FE
FOCUS
7 34
ERROR AMP
F0CNT
79
E TE
8 26
I-V
TRACKING
F SE
AMP
ERROR AMP
9 28
COMMAND
APC LD/PD
11
AMP
SERIAL/PARALLEL
F0CNT
V-I
CONVERTER, 20
CONVERTER
DECODER
PD
10
12 16 17 18
CN103
(2/5)
9
4
17
14
SPFD
3
83 10 13 67 65 66 75 74 63 64
SPRD
4
RECP
XRST
AUTOMATIC
POWER
CONTROL
SFDR
29 92
ANALOG MUX
SRDR
30 91
A/D CONVERTER
DIGITAL SERVO
SIGNAL
FROM CPU
FFDR PROCESS
19 88
INTERFACE
FRDR
18 89
XLRF XLAT
80
AUTO CKRF SCLK
81
SEQUENCER DTRF SWDT
82
TFDR
14 86
DIGITAL SERVO
TRDR HF MODULE
15 85
SIGNAL PROCESSOR
SWITCH
IC121 (2/2)
IC103, Q102 – 104
CN103
(3/5)
21
SDA 5
EEPROM
22
IC171
SCL 6
ADDT
25 MD B+
3
(+3.3V)
DATAI
SAMPLING IC192
22
RATE
XBCKI
CONVERTER 24
LRCKI
23
DIGITAL SIGNAL PROCESSOR,
DIN0
19 EFM/ACIRC ENCODER/DECODER,
DIGITAL
SHOCK PROOF MEMORY CONTROLLER,
DIN1
AUDIO 20
ATRAC ENCODER/DECODER
INTERFACE DOUT
IC121 (1/2)
21
DADT
26
XBCK
28
LRCK
27
FS256
29
OSCI
16
CLOCK
OSCO
GENERATOR
17
SUBCODE
PROCESSOR
INTERNAL BUS
CPU MONITOR
INTERFACE CONTROL
SPINDLE
SERVO
94 93 12 11 15 14 9 8 5 6 7 1 2 3 4
XOE
43
XWE
CN103
47
XRAS
(1/5)
46
3 5 23 7 1 15 18 10 12 20 2 8 19
XCAS
44
21 19 1 17 23 9 6 14 12 4 22 16 5
CN602
(1/4)
16 15 89 12 32 69 68 67 90 77 33 41 42
CN602
(2/4)
DA-RST
15
LDON
75
MD MECHANISM CONTROLLER
26
81
DIG-RST IC601
7
80 WR-PWR
10
86 MOD PACK-OUT
95 94
4 5
B+
(D +5V)
LOADING REFERENCE
VREF
MOTOR DRIVE 6 VOLTAGE SWITCH
IC602 Q611
39 LD-LOW LIMIT-IN
7 1
28 XIN
REFLECT
X601
CN605
12MHz
(1/2) PROTECT
1 2 27 XOUT
25 XIN-T
2
1
CN601
X602
(1/2) 32.768kHz
24 XOUT-T
M SYS-RST
M103
(LOADING)
SW BOARD (1/2)
PDOWN
CN602
(3/4)
RXD (UART)
3
SDA
52
TXD (UART)
2
SCL
53
– 47 –
CN102 CN601
DG BOARD
LEVEL
13 9
SHIFT
IC604
D/A, A/D
+3.3V
8 14
B+
CONVERTER
REG 1
(+5V)
IC603
10 12
1 21
DOUT VOUTL
12 D/A 19
VOUTR
CONVERTER
20 R-CH
DIN
15
SERIAL
BCK INTERFACE
11
VINL
6
A/D
LRCK VINR
10 CONVERTER 3 R-CH
DEMO PDDA PDAD SYSCK 9
18 8 7
3 19
5 17
7 15
MD PLAY/REC
SWITCH
Q620
15 7
DIVIDER
1 CLK Q
IC123
D-RAM
SW
IC124
IC606
7 1
6 2
IC605
512FS OSC
X603
22.5792MHz
16 XOE
3 XWE
4 XRAS
17 XCAS
EMP 70
83
CN605
CN601 SW BOARD (2/2)
(2/2)
3 3 (2/2)
S601
RECP 37
(REC POSITION)
5 5
S602
8
(PACK OUT)
7 7 S604
PBP 38
(PLAY POSITION)
BD BOARD (2/2)
CN602 CN103
B+
(4/4) (4/4)
B+ SWITCH
8 16 Q617
S101
Q616
96
(LIMIT IN)
S102
-1 S102-1
13 11
98 (REFLECT RATE DETECT)
-2
11 13 B+
S102-2
B+
97
SWITCH
(PROTECT DETECT)
(+5V)
Q612
Q610
STB 36
20 B+
B+ B+
SWITCH
(+3.3V) (BU +3.3V)
RESET Q603
SWITCH
Q604
13
57
58
RTS 59
CTS
60
CN603
2
B
D-IN
CD
SECTION
(Page 50)
CN604
(1/2) 8
DA-LCH
C
MAIN
SECTION
3
AD-LCH
(Page 51)
12
13
5
• SIGNAL PATH
: MD PLAY
: MD REC (ANALOG)
: MD REC (DIGITAL)
B+
(AU +3.3V)
R-CH : Same as L-CH.
B+
MAIN BOARD (1/3)
(D +5V)
SYSTEM
CN404
CONTROLLER
(1/2)
IC401(1/3)
12
68 REC-H
13
67 MD-H
CN604
(2/2)
21 21
66 MD-RST
26 26
63 MD-PDOWN
22 22
70 MD-STXD
23 23
69 MD-SRXD
24
24
65 MD-SCTS
25 25
64 MD-SRTS
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