Sony TA-MR2ES Service Manual ▷ View online
13
13
TA-MR2ES
TA-MR2ES
3-7. SCHEMATIC DIAGRAM – AMP SECTION (3/3) –
•
See page 14 for IC Block Diagram.
•
See page 14 for Waveform.
•
See page 15 for IC Pin Function Description.
No mark :POWER ON
CARRIER FREQUENCY
S401
Q403
TH401
C400
R408
R409
C401
R426
R
4
1
8
R
4
2
1
R422
R410
R
4
1
1
R
4
1
2
R429
R431
R436
R435
Q401
R
4
1
6
R417
D402
R438
R400
R401
R402
R424
R
4
1
3
R414
R443
S402
S403
S404
S405
S406
R444
R445
R446
R448
R450
R451
R452
R430
R458
R406
R460
S407
R461
R462
C428
CN452
CN402
S400
R468
R
4
7
4
R476
R478
R479
R481
R482
Q408
Q409
R488
R4111
R495
Q410
Q400
Q406
R497
Q415
R499
R4101
R4105
R4109
R437
R4108
R498
R4119
TP12
D400
R427
IC402
C412
R432
R433
Q402
R434
L400
C416
C415
C419
C421
C423
C424
C427
Q407
C426
R403
R4116
R4117
L200
R404
R442
R440
C403
R494
R447
C
4
2
0
C422
R466
R
4
1
9
R449
R467
R420
R4118
R469
R456
R473
R475
R483
R471
R441
CN403
C404
R407
X400
C433
IC400
R453
R470
CN404
CN400
CN450
R425
R428
C417
D403
JW400
JW401
JW402
JW403
JW404
JW405
RV300
RV350
C436
CN454
IC403
J400
J401
J402
J403
IC404
IC
4
0
1
JW406
R487
R492
CN453
D404
D405
C408
C411
R493
D406
C442
R472
R
4
1
5
R4115
C402
R496
R457
R4102
R4100
C439
C438
DTC124ESATP
4.7
50V
50V
10k
10k
4.7
50V
50V
10
1
0
0
1
0
0
100
100
1
0
0
1
0
0
100k
1k
2.2k
10k
DTC124ESATP
1
0
0
10k
1SS133T
10k
100
100
100
100
1
0
0
100
10k
1k
2.2k
1k
10k
10k
100
10k
10k
4.7k
100
10k
2.2k
10k
47
50V
6P
6P
10k
1
0
k
10k
2.2k
22k
10k
10k
DTC124ESATP
DTC124ESATP
100
10k
100
2SC2785
2SC2785
2SC2785
47k
DTC124ESATP
J
470k
10k
10
1W
1W
10
1W
1W
100k
100k
10k
SID307BRTP19
10k
NJL72H400A
4.7
50V
10k
2.2k
2SB734-T-34
10k
0.22
0.22
50V
0.1
0.1
0.22
0.047
0.047
2AS1115
n.m.
100
100
100
47k
100
10k
0.1
100
10k
0
.1
0.22
10k
1
0
0
100
10k
100
100
10k
100
10k
10k
47k
10k
100
4P
0.1
2.2k
12.5MHz
0.1
MB89537APFM-G-
662-BNDE1
10k
4.7k
4P
3P
4P
100
33 2W
47
50V
1SS133T
10k
10k
0.1
4P
TC74HC4053AP
TC74HC00AP
B
R
2
4
L
1
6
-W
100
100
4P
SEL5221S-TP15
SML72423C-TP15
0.22
0.047
100
SEL5221S
0.22
4.7k
1
k
100
0.22
100
1k
47k
4.7k
0.22
0.22
14
14
TA-MR2ES
TA-MR2ES
•
IC Block Diagrams
– AMP Board –
• Waveform
– AMP Board –
1
IC400
wd
(X1)
80.1 ns
452 mVp-p
100 mV/DIV, 80 ns/DIV
IC601
µ
PC2581V-S
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
MUTE
+VOUT1
–VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
–VOUT2
+VOUT2
VCC1
VCC2
VEE
DRIVE
IC403 TC74HC4053AP
15
16
14
13
12
11
10
9
2
1
3
4
5
6
7
8
Z-Z
Y-Y
X-X
X0
X
X1
Y
+VDD
VSS
-VEE
INT
Z
Y1
Y0
LOGIC LEVEL CONVERTOR
C OUT
IN
C
OUT
IN
C OUT
IN
C OUT
IN
C OUT
IN
C OUT
IN
Z1
Z0
IC303 CXD9725M
+VDD
VSS
28
26
25
21
27
LATCH
5 to 25 DECODER
24 bit SHIFT REGISTER
LATCH
5 to 25 DECODER
LEVEL
SHIFT
LATCH
4 to 16 DECODER
LATCH
4 to 13 DECODER
LATCH
LATCH
4 to 13 DECODER
4 to 16 DECODER
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
24
23
22
NC
TVR-REF
TVR-IN
TVR-OUT
M
VR-OUT
M
VR-A-GND
NC
M
VR-IN
NC
NC
CK
CS1
GND
NC
D
ATA
STB
C
S2
N
C
M
VR
-IN
N
C
M
VR-A-GND
M
VR-OUT
TVR-OUT
TVR-IN
TVR-REF
N
C
15
TA-MR2ES
• IC Pin Function Description
AMP BOARD IC400 MB89537APFM-G-662-BNDE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
NC
–
Not used
2
MOD2
–
USB programming setting
3
A/D0
I
A/D KEY1 from the TACT SW
4
A/D1
I
A/D KEY2 from the TACT SW
5
VOL A/D L
I
VOL A/D L input from the VR PWB
6
VOL A/D R
I
VOL A/D R input from the VR PWB
7
NC
–
Not used
8
NC
–
Not used
9
NC
–
Not used
10
NC
–
Not used
11
AVCC
–
Power supply terminal (+3.3V)
12
AVR
–
Connect to AVCC
13
AVSS
–
Ground terminal
14
IR SIGNAL IN
I
IR signal input from the IC402
15
AUDIO SENSE
I
AUDIO sensing
16
STOP
I
AC off detection input terminal
17
NC
–
Pull down terminal
18
NC
–
Pull down terminal
19
RST
O
Reset signal output
20
MOD0
I
USB programming setting terminal
21
MOD1
I
USB programming setting terminal
22
X0
O
Crystal pin (OUT)
23
X1
I
Crystal pin (IN)
24
VSS
–
Ground terminal
25
PROTECTOR
I
Protector signal input terminal
26
NC
–
Not used
27
NC
–
Not used
28
NC
–
Not used
29
P23
–
Pull down ground terminal
30
PPG02
–
Pull up Vcc terminal
31
VOL STB
O
Output signal to the IC405
32
NC
–
Not used
33
IR MODE
I
To Auto power selector sw
34
AUDIO MODE
I
To Auto power selector sw
35
12V MODE
I
To Auto power selector sw
36
NC
–
Not used
37
LED2
O
LED control signal output
38
LED1
O
LED control signal output
39
LED0
O
LED control signal output
40
P10
–
USB programming setting terminal
41
12V TRIG IN
I
12V trigger input detection
42
12V TRIG OUT
O
12V trigger output control
43
POWER RELAY
O
Power relay control terminal
44
SPK RELAY
O
Speaker relay control terminal
45
NC
–
Not used
46
SDA
I/O
EEPROM DATA
47
SCL
O
EEPROM CLOCK
16
TA-MR2ES
Pin No.
Pin Name
I/O
Description
48
NC
–
Not used
49
NC
–
Not used
50
IR LEARNING
O
IR code ID setting terminal
51
VOL CLK
O
VOLUME CLOCK output signal
52
VOL DAT
O
VOLUME DATA output signal
53
IR SIGNAL OUT
O
IR signal output
54
ID1
I
IR code ID setting
55
ID3
I
IR code ID setting
56
VCC
–
Power supply terminal (+3.3V)
57
ID2
I
IR code ID setting
CARRIER
58
FREQUENCY
I
40 kHz carrier
59
ID4
I
IR code ID setting
60
SCK2
–
USB programming setting terminal
61
SOT2
–
USB programming setting terminal
62
SIN2
–
USB programming setting terminal
63
NC
–
Not used
64
NC
–
Not used
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