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MEX-BT3100P/BT3100U
MEX-BT3100P/BT3100U
28
28
5-7. SCHEMATIC DIAGRAM - MAIN Section (4/5) -
• See page 34 for Waveforms. • See page 34 for IC Block Diagrams. • See page 36 for IC Pin Function Description.
Note 1:
When the SERVO board is defective,
exchange the complete mounted board.
Note 2:
When the SENSOR board is defective, exchange
the MECHANICAL BLOCK (11CA) ASSY.
<1.5>
<1.5>
<1.5>
<3.3>
<3.3>
<3.3>
<0>
<3.3>
<0>
<0>
<0>
<0>
<0>
<0>
1.5
3.3
<3.3>
<3.3>
<0>
<0>
<0>
<0>
<0>
<1.3>
<1.5>
<1>
<0>
3.3
<1.5>
<1.5>
<1.5>
<1.5>
<1.5>
<1.5>
<1.5>
<1.7>
<1.7>
<1.7>
<1.7>
<1.9>
<1.5>
<1.7>
<1.7>
<0>
1.5
<1.5>
3.3
<2.1>
<1.5>
<1.5>
<1.5>
<1.5>
<1.7>
1.5
<3.3>
1.5
3.3
3.3
<1.5>
<1.5>
<1.5>
<1.5>
3.3
3.3
3.3
<1.5>
<1.5>
1.5
<1.4>
<1.5>
3.3
<1.5>
<0.5>
<2.5>
<1.5>
<1.5>
<3.3>
<1.8>
<2.7>
1.5
1.5
3.3
3.3
3.3
3.3
0.015
C772
TP720
DR_6V
0.1
C721
6.3V
22
C725
2200p
C747
0.033
C718
TP743
TP734
0.1
C768
0
R763
JL727
VDD_3.3V
TP719
TP733
AU_IN_LCH
TP724
TP736
3300p
C730
TP742
0
R749
330
R719
DR_GND
330
R720
22k
R751
0.01
C759
2.2
C689
2200p
C748
22k
R750
0
R716
TP740
15k
R743
D_GND
0.1
C720
TP785
330
R717
C757
1000p
0.1
C782
0
R746
1M
R722
TP695
330
R718
0
R714
TP738
1.5k
R723
2.7k
R725
TP721
TP722
AU_RR_CH
2200p
C789
4V
47
C712
10k
R727
0.1
C724
0.1
C767
2.2
C688
0.01
C777
330
R721
100
R745
3300p
C727
TP735
TP732
JL728
330k
R744
TP781
3300p
C729
AU_RL_CH
TP741
TP761
0
R748
1k
R710
470p
C715
3300p
C726
0.1
C739
3300p
C728
0.01
C779
TP737
2.7k
R724
0.1
C783
10k
R726
TP718
AU_SUB_CH
0
R693
1000p
C756
TP696
0
R747
27p
C734
0.1
C787
0.1
C722
0.1
C735
0.1
C786
JL726
0.1
C717
JL729
A_GND
AU_IN_RCH
TP739
TP723
10
R711
3.3
R712
AU_FR_CH
AU_FL_CH
0.1
C778
16.934MHz
X701
AU_GND
JL700
JL701
JL702
JL703
JL704
JL705
JL706
JL707
JL708
JL709
JL710
JL71
1
JL712
JL713
JL714
JL715
JL716
JL717
JL718
JL719
JL720
JL721
JL722
JL723
JL724
JL725
JL730
0
R765
C687
1
C690
1
1000p
C686
C732
1000p
35V
4.7
C750
35V
4.7
C751
35V
4.7
C752
35V
4.7
C753
FB724
FB782
0.047
C713
0.047
C714
0
R766
0.1
C792
0.1
C711
0.1
C760
0.1
C761
0.1
C776
28P
CN700
1S
P
3S
L
5
SELF
7D
R
V
_O
N
9L
O
A
D
11
EJECT
13
L_SW
15
IN_SW
17
D_SW
19
BU_GND
21
DR
V_GND
23
DR
V_GND
25
DR
V_6V
27
DR
V_6V
14
OP_GND
16
1/2VCC
18
OP_VCC
20
E
22
F
24
A
26
C
28
B
OP_GND
2
4
TRACK
6
FOCUS
8
DR
V_VREF
10
LD
12
PD
100k
R767
100
R741
1k
R740
100
R732
100
R733
R736
100k
47p
C771
BU_3.3V
BU_GND
0.015
C784
5600p
C780
0.1
C781
470p
C716
5600p
C719
1000p
C788
0.1
C796
IC681
IC682
0
R715
2.2
C737
2.2
C738
2.2
C798
2.2
C797
2.2
C754
0.1
C733
0
FB722
1
C703
1
C704
1
C702
1
C705
2SA2119K
Q710
2.2
C742
2.2
C744
2.2
C746
47k
R742
0.1
C701
DEC_XMUTE
SP_CLK
SP_DATA
BSIF_GATE
CD_BUS2
CD_BUS3
CD_BUCK
CD_XCCE
CD_BUS1
D_SW
IN_SW
EJECT
LOAD
SELF
BSIF_BCK
ZDET
BSIF_DATA
CD_BUS0
SSTBY
DSP_1_5V
BSIF_LRCK
BSIF_INT
DEC_INT
DSP_RST
BU15TD3WG-TR
BU15TD3WG-TR
IC681
IC682
(4/5)
MAIN BOARD
30
31
32
33
34
PICK-UP
BLOCK
(DAX-25A)
OPTICAL
SENSOR
(MG-101CA-188)
DECK BLOCK
BOARD
SERVO
BOARD
CD MECHANISM
I
6
H
1
C
12
K
13
5
F
8
2
B
D
G
11
L
10
E
J
9
A
4
3
7
14
AUDIO POWER
CONTROL
+1.5V REGULATOR
+1.5V REGULATOR