Read Sony MEX-BT2600 Service Manual online
MEX-BT2600
MEX-BT2600
30
30
• IC Block Diagrams
– MAIN Board –
– MAIN Board –
IC50 TDA7333013TR
• Waveforms
– MAIN Board –
– MAIN Board –
IC501 JE (OSCOUT)
2 V/DIV, 20 ns/DIV
54.6 ns
3.2 Vp-p
IC50 R (XTO)
1 V/DIV, 50 ns/DIV
115.5 ns
2.5 Vp-p
IC501 VM (XOUT)
500 mV/DIV, 10
μs/DIV
30.6
μs
960 mVp-p
1
VDDA
2
REF3
3
REF2
4
REF1
5
VSS
6
TM
7
VDDD
8
RESETN
16 MPX
15 INTN
14 CSN
13 SA_DATAOUT
12 SDA_DATAIN
11 SCL_CLK
15 INTN
14 CSN
13 SA_DATAOUT
12 SDA_DATAIN
11 SCL_CLK
10 XTO
9 XTI
SIGMA DELTA
CONVERTER
RDS DEMODULATOR
&
SYNCHRONISATION
RAM BUFFER
&
CONTROL LOGIC
TEST LOGIC
&
PIN MIX'S
SINC4
FILTER
I2C/SPI
INTERFACE
BANDPASS
FILTER
INTERPOLATOR
OSCILLA
TOR
TESTREG
SPL
SCK
SDAIN
SDAOUT
MPX
SINC4
REG
IC401 BD3442FS-E2
1
2
A1
100k
100k
100k
100k
100k
100k
250k
250k
250k
A2
B1 3
4
B2
5
C1
6
C2
7
DP1
8
DN
9
DP2
10
DS32
11
DS12
12
DS22
13
EBIAS
14
DS21
15
DS11
16
DS31
26 OUTF1
27 VCC
VCC
VCC2
28 MUTE
29 SCL
30 SDA
31 GND
32 FIL
INPUT
SELECTOR
VOLUME1
/MUTE
VOLUME2
I2C
BUS
LOGIC
TREBLE
/BASS
/MIDDLE
SPECTRUM
ANALYZER
FADER
25 OUTF2
24 OUTR1
23 OUTR2
FADER
FADER
22 OUTS1
21
20
OUTS2
19
ADJ
18
SOUT
17
DATA
CLK
FADER
FADER
LPF
EFFECT
INPUT
GAIN
FADER
IC601 BA8271F-E2
1
2
3
4
5
6
7
8
9
10
14
13
12
11
VCC
BUS ON
LINK OFF
CLK OUT
DA
TA
OUT
DA
TA
IN
BUS RESET
BUS DA
TA
VREF
BUS CLK
GND
BUS ON IN
BUS ON OUT
RESET
RESET
SWITCH
48 S48
47 S47
46 S46
45 S45
44 S44
43 S43
42 S42
41 S41
40 S40
39 S39
47 S47
46 S46
45 S45
44 S44
43 S43
42 S42
41 S41
40 S40
39 S39
19
S19
20
S20
17
S17
18
S18
21
S21
22
S22
23
S23
24
S24
25
S25
26
S26
27
S27
28
S28
3
P3/S3
4
P4/S4
1
P1/S1
2
P2/S2
5
P5/S5
6
P6/S6
7
P7/S7
8
P8/S8
9
S9
10
S10
11
S11
12
S12
52
COM3
51
COM4
59
VSS
58
VDD2
57
VDD1
56
VDD
64
DI
63
CL
62
CE
60
S52/OSCI
55
S51
61
INH
COMMON
DRIVER
CLOCK
GENERATOR
CCB INTERFACE
SHIFT REGISTER
CONTROL
REGISTER
SEGMENT DRIVER & LATCH
13
S13
14
S14
15
S15
16
S16
29
S29
30
S30
31
S31
32
S32
38 S38
37 S37
36 S36
35 S35
34 S34
33 S33
37 S37
36 S36
35 S35
34 S34
33 S33
50
S50
49
S49
54
COM1
53
COM2
– KEY Board –
IC901 LC75826WH-US-E
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