Sony MZ-R55, Руководство по обслуживанию

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• IC Block Diagrams
IC301 AK4517-VQ-L
IC601 XC6383E401MR
IC303 AN7535SA-E1
CLOCK
DIVIDER
CONTROL
REGISTER
I/F
AUDIO
I/F
CONTROLLER
HPF
IPGAL
MCLK
CMODE
CCLK(SSI)
CDTI(SSO)
CDTO DGND
VD VB VA
AGND
VCOM
DZF
OPGAR ROUT1
PD RST SSB LIN1 RIN1 TST1 LIN2 RIN2 TST2 LIN3 RIN3
LRCK
BCLK
SDTO
SDTI
DIFO
DIFI
TST3
DCODE0
DCODE1
DCODE2
CS(SCK)
ADCL
VCMC
VCMR
ADCR
IPGAR
VRAD
LOUT2
ROUT2
VRDA
OPGAL
LOUT1
ADO
DAC DBB DPGA
1
48
36
33
34
35
32
31
30
29
28
27
26
25
38 39 40 41 42 43 44 45 37 47 46
2
3
4
5
6
7
9
10
11
12
15 14 13 16 24 23 22 17 18 19 20 21
8
1 7 10 12 2 3 5 4 6 8 9 11
24 23
MUTE TC MUTE VREF
BEEP
BEEP IN GAIN CONTROL PRE GND LINE NF1 LINE IN1 IN1 IN2 LINE IN2 LINE NF2
VCC 1
RIPPLE
VCC
VCC
OUT 1
NC
CENTER OUT
GND
OUT 2
LINE OUT1
LINE VCC
LINE OUT2
NC
MUTE
22 21 20 19 18 17 16 15 14 13
VREF
VREF
VREF
VCC
DET.
RIPPLE
LX
VSS
VOUT
VDD
NC
VLX LIMIT
BUFFER VREF
2 STEP PFM CONTROL
OSC 100/180kHz
1
3
5
4
2
1
2
3
4
8
7
6
5
V OUT
IN+1
VSS
IN–1
VDD
IN–2
IN+2
OUT2
IC302 TLV23621PW
IC501 CXA2523AR
IC901 NJU7015M IC803 S-8110ANP-DSB-T2
–1
–2
+
–
IVR
BB
+
–
IVR
AA
+
–
IVR
CC
+
–
IVR DD
+
–
IVR
+
–
EE
EE'
EFB TESW
PTGR
48
MORFO
47
MORFI
46
RFO
45
OPN
44
OPO
43
ADDC
42
COMPP
41
COMPO
40
AGCI
39
RF AGC
38
RF
37
PEAK
36 BOTM
35 ABCD
34 FE
33 AUX
32 ADFG
31 ADAGC
30 ADIN
29 ADFM
28 SE
27 CSLED
26 TE
25 WBLADJ
24
VCC
23
3TADJ
22
EQADJ
21
VREF
20
F0CNT
19
XSTBY
18
XLAT
17
SCLK
16
SWDT
15
TEMPR
14
TEMPI
13
GND
12 APCREF
11 APC
10 PD
9 F
8 E
7 D
6 C
5 B
4 A
3 VC
VI CONV
BGR
VREF
SCRI - PARA
DECODE
+ –
– +
AUXSW
COMMAND
+
–
IVR
GSW
+
–
FF
FBAL
FF'
TG
SEA
–
+
–
+
–1
–2
TG
TEA
WBL
3T
EQ
–
–
+
+
+
+
–
–
–
–
–
–
DET
ADIP
AGC
WBL
BPF22
BPFC
ABCDA
FEA
WBL
ATA
–
+
CVB
+ –
RFA1
–
–
–
–
1
2
–
–
–
1
2
GRVA
OFST
RFA2
GRV
HLPT
PTGR
–2
–1
–1
–2
BOTTOM
PEAK
RF AGC EQ
EQ DET
P-P
WBL
3T WBL
TEMP
PBH
–
+
USROP
+
–
USRC
3T
BPF3T
PEAK3T
1 I
2 J
RFA3
PBSW
AUX
SW
IV
ESW
EBAL
4
3
2
1 VDD
VOUT
NC
VSS
TEMPERATURE
SENSOR
1
2
3
4
8
7
6
5
V OUT
IN+1
VSS
IN–1 VDD
IN–2
IN+2
OUT2
IC509 MN41X17400CTT
IC505 MPC17A58DTBEL
PRE-DRIVER
PGND5
FS1
RS1
A OUT
VM5
AOUT B
PGND15
F01
VM1
R01
F02
PGND12
VM2
R02
FI1 RI1 FI2
PGND2
VG SPOFF PSB LGND B OUT F03 VM4 VC FM1 RI3 RI2 FI3 VM3 R03 PGND34 FM0 B OUT B PGND35
PRE-DRIVER
PRE-DRIVER PRE-DRIVER
VC
VC
VC
VC
VC
VC
VC
VC VC
VC
PRE-DRIVER PRE-DRIVER
CONTROL CONTROL CONTROL CONTROL CONTROL
35 34 36
3 2 1 4 5 6 7 8 9 10 11 12 13 15 16 17 18 14
26 25 27 28 29 21 20 24 23 19 22 33 32 31 30
VG
VC
VC
STEP
MOTOR
DRIVER
HALF
BLIDGE
DRIVER
H BLIDGE
DRIVER
CH3
H BLIDGE
DRIVER
CH1
H BLIDGE
DRIVER
CH2
2
1
3
4
5
5
9
8
10
11
12
21
20
19
18
17
16
15
14
22
23
24
7
CBR REFRESH
COUNTER
ROW
DECODER
ROW
ADDRESS
BUFFER
COLUMN
ADDRESS
BUFFER
WORD
DRIVER
MEMORY
CELL
CLOCK
GENERATOR
DATA
INPUT
BUFFER
DATA
OUTPUT
BUFFER
ON CHIP
VSS
GENERATOR
SENSE
AMP
I/O
SELECTOR
COLUMN
DECODER
CLOCK GENERATOR
VDD
VSS
DQ3
DQ2
CAS
OE
A10
A09
A08
A07
A06
A05
VDD
DQ0
DQ1
WE
RAS
NC
A10
A01
A02
A03
A04