Sony MDDISCAM DCM-M1, Руководство по обслуживанию

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DCM-M1
MAIN BOARD (6/7)
(SEE PAGE 4-48, 56)
JACK BOARD (3/4)
(SEE PAGE 4-119 )
MAIN CONTROL
SWITCH UNIT
(1/2)
(SEE PAGE 4-62)
ETHER BOARD
(1/2)
(SEE PAGE 4-109)
JACK BOARD (2/4)
(SEE PAGE 4-119)
ETHER ADAPTER
(1/2)
1
CN8802
(1/2)
3
53
CN8801
(1/2)
55
53
CN8007 (3/3)
55
19 59 59
LINE_R
W_JACK_DET W_JACK_DET
LINE_L
LINEIN_R
LINEIN_L
21
CN3003 (2/4)
CN3002 (2/4)
30
26
MICIN_R
MICIN_L
EXT
INT
EXT
INT
2
3
1
6
5
7
21
30
26
MIC_JACK_DET
MIC2001
MIC1001
R CH
L CH
CN3001
XWIND
29
2
18
19
17
13
14
44
43
41
40
36
31
38
37
+
–
+
–
+
–
+
–
+
–
+
–
+
–
HPF
HPF
FILTER
BIAS
FILTER
24
23
11
12
8
6
21
20
10
9
1
4
2
3
ON
OFF
OFF
ON
RIN3
LIN3
RIN2
ADCR
ADCL
LIN2
PGAR
PGAL
IC3002
RIN1
LIN1
XRST
PD
35
32
OPGAL
26
OPGAR
23
L
OUT1
R
OUT1
LOUT2
29
ROUT2
28
INR
15
OUTR
8
VCOM
OUTL
LOUTR
NF1
4
NF2
LOUTL
INL
16
LINR
LINL
47
XCS
CCLK CDTO CDTI MCLK
SDTI
12 13 14 15 1
BCLK
3 LCLK
2 SDTO
46
25
24
AD
CONVERTER
DA
CONVERTER
CONTROL
REGISTER
I/F
CLOCK
DIVIDER
6
18
13
9
11
17
14
VREF
MUTE
SD BIAS
BEEP
MUTE BEEP
23 21
2
7
INVERTER
Q3002
SP SWITCH
IC3003
MIC AMP
IC3001
SP AMP
IC3008
3
5 6
3
1
4
5
1
AD/DA CONVERTER
IC3004
HP/LINE AMP
IC3007
15
17
CN3002 (3/4)
11
20
16
19
15
17
CN3003 (3/4)
11
20
16
19
HP_COM
HP_R
VIDEO OUT
4 JACK DET
HP_L
LINEOUT-L
LINEOUT-R
SP_IN
SP+
CN8001
(1/2)
CN8301 (1/2)
SP–
18
•
20
17
•
19
SP3001
(SPEAKER)
17
•
19
18
•
20
ACLK
SHOCK
PROOF
I/F
MICRO
COMPUTER
I/F
AUDIO I/F
IC3005
2
4
ACDI
XABS
ACDO
XARQ
ACLK
SYS_ACDO
XABS
SYS_ACDI
XARQ
32
31
29
28
25
SCLK
XRST
EXTAL
SWDT
XLAT
LEXC
STRO
MTE
REC
ATRAC2
LEVEL3
CAM_SCK
AT_RESET
512FS
TO MPEG ENCODE
(SEE PAGE 3-10)
CAM_SO
ATRAC2_EN
AT_EXEC
AT_STRO
AT_MUTE
AT_REC
AT_ATRAC2
AT_LEVEL3
20
23
24
39
40
46
47
49
50
15
19
DSP CORE
DATA
RAM & ROM
PROGRAM
ROM
CLOCK
GENERATOR
RESET
CIRCUITR
33 35 45 36 38 34
5 4
AMUTE HP_BEEP HP_JACK_DET SP_NMUTE
XBCK
AT_INSL
LRCK
JNSL DIDT DODT BCK LRCK AIDT
CAM_SO CAM_SI CAM_SCK ADA_EN
256FS
MIC_JACK_DET W_JACK_DET MIC_ATT ADA_RESET PWR_DWN
DADT
SP_BEEP
SP_VDD
05
ATRAC
IC3009
J3003 (2/2)
AUDIO/VIDEO
LINE IN
J3001
MIC
PLUG IN POWER
25
AUDIO
I/F
CONTROL
ATT
SWITCH
Q3001
9
TO MD SIGNAL PROCESS
(SEE PAGE 3-12)
16
TO SYSTEM CONTROL
(SEE PAGE 3-15)
18
TO A/V DATA CONTROL,
VIDEO OUT
(SEE PAGE 3-7)
3
AUDIO
SIGNAL
MD1
REC
PB
MD SIGNAL
SIGNAL PATH
J3002
30
11.2896 MHz 44.1 kHz
2..8224 MHz
REC/PB
3.84 Vp-p
REC/PB
4.24 Vp-p
REC/PB
4.32 Vp-p
3-17 3-18
3-9. AUDIO BLOCK DIAGRAM