Block Diagram (1/3) - Sony HMD-M11 Service Manual

HMD-M11

6-1. BLOCK DIAGRAM (1/3)

HR901
OVER WRITE
HEAD
OVER WRITE OVER WRITE
HEAD DRIVE
HEAD DRIVE
Q181, 182 IC181
Q180
OPTICAL PICK-UP BLOCK 48
(KMS-260A/J1N)
I I
1
RF AMP
J J
2
VCC
DETECTOR
15
TEMPR
D101
F
TEMPI TEMP
14
B
AMP
C B
I J
D A
A
A
4
B
5
E
C
6 AMP
D
7
C
D
E E
8
F F
AMP
9
LASER
DIODE
AUTOMATIC
ILCC APC LD/PD
POWER CONTROL 11
AMP
Q162, 163
PD LD
LASER ON
PD PD
SWITCH 10
Q101
M901
(SPINDLE)
M902
2-AXIS
(SLED)
DEVICE
(TRACKING)
FCS+
FCS–
(FOCUS) TRK+
TRK–
HF MODULE
MOD
HF
SWITCH
MODULE
IC103, Q102-104
05
RF AMP,
FOCUS/TRACKING
ERROR AMP
IC101
47
RFO
AGCI RF
46 40 38
RF AGC EQ
WBL EQ
PEAK
37
PEAK &
BOTM
BOTTOM
36
BAND-PASS
AUX
FILTER
33
3T
ABCD
ABCD AMP 35
I-V
FOCUS FE
34
ERROR AMP
TE
TRACKING 26
I-V
SE
ERROR AMP
28
WBL
BAND-PASS
AT AMP 29 30 32
FILTER
WBL
V-I F0CNT
3T 20
CONVERTER
EQ
SWDT
SERIAL/
16
PARALLEL
SCLK
COMMAND 17
CONVERTER,
XLAT
18
DECODER
12
BUFFER
IC122
SLED/SPINDLE MOTOR DRIVE,
FOCUS/TRACKING COIL DRIVE
IC152
OUT4F IN4F
SPINDLE
6 3 1
M
MOTOR
OUT4R IN4R
8 4 2
DRIVE
OUT2F IN2F
SLED
27 29 3
M
OUT2R MOTOR IN2R
25 30 4
DRIVE
OUT1F IN1F
FOCUS
21 19 5
COIL
OUT1R IN1R
23 18 6
DRIVE
OUT3F IN3F
TRACKING
12 14 7
COIL
OUT3R IN3R
10 15 8
DRIVE
PSB 16
WRPWR
MOD
– 39 –
15
TX
EFMO
100
PCO
58
FILI
DIGITAL
59
PLL
FILO AUDIO
60
INTERFACE
CLTV
61
ASYO
SAMPLING RATE
51
CONVERTER
ASYI
52
COMPA-
RFI
55 RATOR
SUBCODE
PEAK
62 PROCESSOR
DIGITAL SERVO SIGNAL PROCESSOR,
BOTM
63
DIGITAL SIGNAL PROCESSOR,
EFM/ACIRC ENCODER/DECODER,
SHOCK PROOF MEMORY CONTROLLER,
AUX1
66 MONITOR
ATRAC ENCODER/DECODER
CONTROL
IC121
INTERFACE
ABCD
64
FE
65
TE
74
SE
73
ADIP
ADFG
SPINDLE
78 DEMODULATOR/
A/D CONVERTER
SERVO
DECODER
SERVO
F0CNT
AUTOMATIC
79
DIGITAL
POWER
SIGNAL
CONTROL
PROCESS
DTRF
82
CKRF AUTO
81
SEQUENCER
XLRF
80 PWM GENERATOR
83 94 93 92 91 88 89 86 85
1 2 3 4 5 6 7 8
• Signal path.
: MD PLAY
: MD REC
: MD PLAY (DIGITAL OUT)
: MD REC (DIGITAL IN)
ADDT
23
DIN WAVE SHAPER
21
IC380
DOUT
22
89 SCTX
DADT
24
XINT
14 12 XINT
SQSY
11 15 SQSY
DQSY
12 16 DQSY
MNT0
1 77 FOK
MNT1
2 33 SHOCK
MNT2 XBUSY
3 41 MNT2
MNT3 SLOCK
4 42
MNT3
SENS
9 32
SENS
SRDT
8 69
SRDT
SWDT
CPU
5 68
SWDT
SCLK
6 67
SCLK
XLAT
7 90
XLATCH
XBCK
26 BCK
LRCK
25 LRCK
OSCO
17
512FS
OSCI
16 BUFFER
IC123
MECHANISM
CONTROLLER
IC100(1/2)
PB P
REC P
CHACK-IN
PACK-IN
XRST
13 10
PACK-OUT
LOADING MOTOR DRIVE
IC361
REV
REFLECT
OUT2 IN
LOADING
7 5 94 LDOUT
M
MOTOR
1 4 95 LDIN
DRIVE
OUT1 FWD
IN
PROTECT
M903
(LOADING) REF
6
LIMIT-IN
REFERENCE
39 LD LOW
VOLTAGE SWITCH
Q360, 361
SDA
81 DIG-RST
SCL
80 WRPWR
86 MOD
75 LDON
– 40 –
ADDT
A
DADT
B
OPTICAL
INPUT DIGITAL IN
IC890
SWDT, SCLK, LATCH
C
LRCK, BCK
D
512FS
E
S687
(PB POSITION)
38
S688
(REC POSITION)
37
S685
(CHACKING IN)
6
7 +5V
S686
(PACK OUT)
8
S682
(REFLECT)
98
S683
(PROTECT)
97
S681
(LIMIT IN)
96
EEPROM
IC171
52 5 SDA
53 6 SCL