DOWNLOAD Sony MDX-C8900R Service Manual ↓ Size: 7.49 MB | Pages: 88 in PDF or view online for FREE

Model
MDX-C8900R
Pages
88
Size
7.49 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
mdx-c8900r.pdf
Date
PREV: Sony XM-250X (serv.man2) Service Manual

Sony MDX-C8900R Service Manual ▷ View online

– 77 –
– MAIN Board –
IC4
BU2624FV-E2
IC400
CXA1946BR
IC101
NJM2360AM (TE2)
PHASE
DET
PRESCALER
MAIN
COUNT
IF COUNT
CTL
20BIT COUNT
SHIFT REGISTER LATCH
REFERENCE
DIVIDER
I/O
CTL
1
2
4
5
6
7
9
10
20
18
17
16
15
14
13
12
11
19
XIN
CE
CK
DA
CD
P0
P1
P3
XOUT
VSS
PD
VDD
FMIN
AMIN
P2
IFIN
SD
P4
+
–
1
CS
3
CT
4
GND
VREF
1.25V
2
ES
Q1
Q2
8 CD
6 V+
5 INVIN
7 SI
Q
S
R
CT OSC
Ipk
COMP
37
GAIN12
38
GAIN11
39
IN14
40
IN13
41
IN12
42
IN11
INPUT SW
36
GAIN134
LOUD
VOLUME
8dB STEP
VOLUME
1dB STEP
TONE
FADER
35
LDLC1
34
LDHC1
33
INAO1
32
VRIN1
31
VOUT1
30
TIN1
29
TCLC1
28
TCLC11
27
TCLC12
26
TCO1
25
FDIN1
24 FNTO1
23 REO1
VCTBUFF
VCTBUFF
VCTBUFF
LATCH
CONTROL
LATCH
1
GAIN234
LOUD
VOLUME
8dB STEP
VOLUME
1dB STEP
TONE
FADER
2
LDLC2
3
LDHC2
4
INAO2
5
VRIN2
6
VOUT2
7
TIN2
8
TCLC2
9
TCLC21
10
TCLC22
11
TCO2
12
FDIN2
14 REO2
13 FNTO2
VCTBUFF
VCTBUFF
VCTBUFF
SHIFT
REGISTER
ZCDET
43
IN21
44
IN22
45
IN23
46
IN24
47
GAIN21
48
GAIN22
INPUT SW
18 VCC
17 VCT
16 DATA
15 TIMER
22 CE
21 CLK
20 DGND
19 GND
45k
45k
– 78 –
IC403
CXA1846AN-T4
IC504
BA8270F-E2
IC506
BA3918-V3
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
1dB STEP
VOLUME
8dB STEP
VOLUME
1dB STEP
VOLUME
8dB STEP
VOLUME
VCT
BUFFER
LATCH
SHIFT
REGISTER
LATCH
CONTROL
ZC
DET
+
–
+
–
INP 1
INN 1
VCT 1
INAO 1
VRIN 1
OUT 1
N.C.
GND
VCT
VCC
INP 2
INN 2
VCT 2
INAO 2
VRIN 2
OUT 2
CE
DATA
CLK
INIT
+
–
+
–
+
–
+
–
OVER VOLTAGE
PROTECT
REGULATOR
1
2 3 4
5
6
7
8
9
10
12
11
NC
MODE2
MODE1
STB
VDD
AMP
VCC
ANT
COM
AM
FM
GND
1
2
3
4
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
DATA
GND
VCC
RST
BUS ON
CLK IN
BU IN
DATA IN
DATA OUT
IC701
SAA6588T-118
SCOUT
MRO
MPTH
TCON
OSCO
OSCI
VSSD
VDDD
DAVN
SDA
VREF
MPX
VSSA
VDDA
AFIN
MAD
PSWN
SCL
2
1
6
15
11
13
16
14
12
INTERFACE
REGISTER
SIGNAL QUALITY
DECODER
CLOCKED
COMPARATOR
POWER SUPPLY
& RESET
TEST
CONTROL
OSCILLATOR
& CLOCK
PAUSE
DETECTOR
MULTI
PATH
DETECTOR
57kHz
8th ORDER
BAND-PASS FILTER
RDS/RDBS
DECODER
RDS/RDBS
DEMODULATOR
IIC BUS SLAVE
TRANSCEIVER
17
18
CIN
19
LVIN
20
8
7
DATA
CLOCK
DATA
CLOCK
4
4
5
9
10
3
4
5
– 79 –
IC702
MSM6585JSDR1
TIMING
GENERATOR
8,388,608DATA
REGISTER
COLUMN DECODER
COLUMN ADDRESS
COUNTER
ROW
DECODER
ADDRESS
MULTIPLEXER
REFRESH ADDRESS
COUNTER
ROW ADDRESS
COUNTER
ROW ADDRESS
REGISTER
REFRESH TIMER
I/O CONTROL
WRITE CLOCK
GENERATOR
2
3
4
5
11
12
13
10
9
1
25
24
23
22
18
17
16
15
14
26
TEST
RWCK
NC
TEST
TEST
TEST
TEST
DIN
NC
VSS
VCC
RS/A
RFSH
SAD
SAS
TAS
CS
WE
DOUT
NC
IC703
MSM6688GS-2K
1
2
3
4
42
41
40
39
38
37
36
32
31
30
29
35
34
33
5
6
7
8
9
10
12
13
14
11
15
16
17 18
19 20 21 22 23 24
25
26
27
28
43
44
45
47
48
49
50
52
53
54
55
56
51
46
MCU I/F
STATUS
REGISTER
TEST
CIRCUIT
12BIT
ADC
LPF
12BIT
DAC
+
-
+
-
SG
CIRCUIT
ADDRESS
CONTROLLER
ADPCM
ANALYZER/
SYNTHESIZER
TIMING
CONTROLLER
OSC
DATA
I/O
REGISTER
CONTROLLER
D0
D1
D2
D3
BUSY
RPM
VPM
TEST
TEST
TEST
TEST
MCUM
CE
ACON
CS3
CS2
CS1
SADX
SADY
PDWN
TEST
AGND
RSEL2
RSEL1
DGND
TEST
TEST
ADIN
FOUT
AOUT
FIN
AMON
DVDD
AVDD
SG
SGC
LOUT
LINE
MOUT
MIN
CE
WR
RD
RESET
NAR
RWCK
DVDD
XT
XT
WE
DROM
DI/0
CS4
TAS
SAS
MON
– 80 –
– AUDIO Board –
IC901
RSC-164
1
57
58
59
60
61
62
63
64
49
50
51
52
53
55
56
6
2 3
5
4
EXTERNAL MEMORY
INTERFACE
ADC
MUX
DATA BUS
8
7
9
14
10 11
13
12
16
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
19
18
17
15
A15
A14
A13
A12
A11
A10
A9
A8
GND
VDD
A7
A6
A5
A4
A3
A2
A0
A1
P10
P11
P12
P13
P14
P15
P16
P17
VDD
GND
RESET
XI1
P07
DACOUT
XO1
D7
D6
D5
D4
D3
D2
D1
D0
AIN1
AIN0
AGND
BUFOUT/PWM0
TEST/PWM1
AVDD
GND
SH
PORT 1
ADDRESS BUS
INTERNAL BUS
REGISTER
SPACE
STACK
SPACE
CPU
PORT 0
PULSE WIDTH
MODULATOR
TIMER
OSC
INTERNAL ROM
32 X 8 (HIGH)
INTERNAL ROM
32 X 8 (LOW)
WAKEUP LOGIC
(FROM PORT 0/1)
BUFFER
SLEEP
PON
WRD
RDD
WRC
RDC
GND
VDD
P00
P01
P02
P03
P04
P05
P06
XML
XMH
INTERRUPT
LOGIC
DAC
ADC
ANALOG
CONTROL
54
POWER
CONTROL
TIMING &
CONTROL
IC902
MBM29F800TA
CONTROL
CIRCUIT
LOW VCC
DETECTOR CIRCUIT
WRITE/ERASE
PULSE TIMER
ERASE CIRCUIT
RY/BY
BUFFER
CHIP ENABLE/
OUTPUT ENABLE
CIRCUIT
I/O
BUFFER
DATA
LATCH
ADDRESS
LATCH
Y
DECODER
8,388,608
CELL
MATRIX
Y GATE
WRITE CIRCUIT
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
DQ3
DQ11
VCC
DQ4
DQ12
DQ5
DQ13
DQ7
DQ14
DQ6
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
GND
CE
OE
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
A8
A9
A15
A14
A13
A12
A11
NC
RY/BY
WE
A7
A6
A4
A5
NC
NC
RESET
NC
47
48
45
46
A3
A2
A1
A17
A10
X
DECODER
A16
BYTE
GND
DQ15/A–1
A0
STB
STB
A18
IC903
MSM534001E-14TSKFDR3
1
6
2 3
5
4
CE/OE
CONTROL
MEMORY CELL
MATRIX
524,288 X 8
X
DECODER
ADDRESS
BUFFER
Y
DECODER
MULTIPLEXER
OUTPUT
BUFFER
OE
A10
CE
D7
D6
D5
D4
D3
VSS
D2
D1
D0
A0
A1
A2
A3
8
7
9
14
10 11
13
12
16
15
32
27
31 30
28
29
25
26
24
19
23 22
20
21
17
18
A11
A9
A8
A13
A14
A17
A18
VCC
NC
A16
A15
A12
A7
A6
A5
A4
Page of 88
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