Sanyo DC-MCR30, Руководство по обслуживанию

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IC BLOCK DIAGRAM & DESCRIPTION
IC802 TC9462F(Digital Servo Processor)
IC804 TA7291S (Bridge Driver)
IC803 TA2092N(Motor Driver)
IC902,905,906 AN78xx(Regulator)
DVSR
RO
DVDD
DVR
LO
DVSL
TEST1
TEST2
TEST3
BUS0
BUS1
BUS2
BUS3
VDD
VSS
BUCK
CCE
TEST4
TSMOD
RST
TEST0
HSO
UHSO EMPH
LRCK
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1 2 3 4 5
55 54 53 52 51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
DMO FVO FMO TEBC RFGC
VREF
TRO
FDO
TEZI
TEI
TSIN
SBAD
FEI
56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6
RFRP
RFZI
RFCT
AVDD
RFI
SLCO
AVSS
VCOF
VCOREF
PVREF
LPFO
LPFN
XVDD XO XI XVSS VDD PXO PXI VSS TESIO1 TESIN DACT CKSE DMOUT IO3 IO2 IO1 IOO VSS VDD FLGD FLGC FLGB FLGA SEL 2VREF
VSS BCK
AOUT DOUT
MBOV
IPF
SBOK
CLCK
VDD
VSS
D
ATA
SFSY
SBSY SPCK SPDA
COFS
MONIT
VDD
TES:O0
P2VREF
HSSW
ZDET
PD0
TMAXS
TMAX
+
-
+
-
+
-
+
-
LPF
1 BIT
DAC
CLOCK
GENERATOR
SERVO
CONTROL
PWM
D/A
ROM
A/D
RAM
DIGITAL
EQUALIZER
ADDRESS
CIRCUIT
CLV SERVO
MICON
INTERFACE
16k RAM
CORRECTION
CIRCUIT
DIGITAL OUT
AUDIO OUT
CIRCUIT
SUB CODE
DECODER
STATUS
PLL TMAX
VCO
DATA
SLICER
SYNCHRONOUS
GUARANTEE
EFM DECODE
AUTOMATIC
ADJUSTMENT
CIRCUIT
1 2
3
4 5 6
7 8 9
10 11 12
24 23 22
21 20 19
18 17 16 15 14 13
- +
- +
- +
- +
PW GND
PW GND
VIN1
OUT + 1
PVCC1
OUT - 1
VRI
VCI
OUT - 2
PVCC2
OUT + 2
VIN2
PW GND
SVCC1 VIN4 OUT + 4
PVCC4
OUT - 4
SGND
PW GND
OUT - 3 PVCC3 OUT + 3 VIN3
2
8
6
7
3
5
1
9
Vcc Vref
Vs
OUT1
OUT2
GND IN1 IN2
Protective Circuit
(Heat Interception)
REG
IC501 TDA7265(Stereo Amplifier)
5
7
9
11
1 6
2
3
10
8
4
MUTE/
ST-BY
IN (L)
IN (R)
IN- (L)
IN- (R)
GND
OUT (L)
OUT (R)
-Vs
+Vs