Sony TA-DK2 Service Manual ▷ View online
33
TA-DK2
IC501 µPC2581V-S (MAIN BOARD (2/2))
IC400 M61542FP (MAIN BOARD (1/2))
• IC Block Diagrams
2
1
55
53
56
54
16
17
3
4
5
6
5 Input selector
7
8
9
10
11
12
15
13
19
18
20 21 22 23 24
25 26 27 28
5 Input selector
45
29
30
32
31
Volume
14
Input ATT
(for ADC)
(for ADC)
Input ATT
(for ADC)
(for ADC)
36
35
33
34
Volume
37
38
40
39
Volume
GND
SRC
SLOUT
SLC
SLC
SLVIN
SLIGO
CIGO
CVIN
CVC
COUT
COUT
SWOUT
SWC
SWVIN
SWIGO
SROUT
RECR2
RECR1
RECL1
LIGO
LVIN
LV
C
LOUT
ROUT
RVC
RVIN
RIGO
SRIGO
SRVIN
RECL2
INL5
INR5
INL4
INR4
INL3
INR3
INL2
INR2
INL1
INR1
ADIFL
ADIFR
GND
LIN
RIN
SRIN
SLIN
CIN
SWIN
GND
DGND
D
ATA
CLOCK
DVDD
A
VCC
GND
AVEE
44
43
41
42
Volume
52
51
49
50
V
olume
46
48
47
V
olume
MCU I/F
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
+VOUT1
MUTE
–VOUT1
NF1
COMP1
COMP2
IN1
GND
IN2
NF2
–VOUT2
+VOUT2
VCC
VCC
VEE
DRIVE
34
TA-DK2
IC2000 M5243BFP09-CF0J (MIC TONE BOARD)
IC2100 M5243BFP09-CF0J (DISPLAY BOARD)
IC2100 M5243BFP09-CF0J (DISPLAY BOARD)
IC2010 M65831AFP (MIC TONE BOARD)
2
1
20
19
4
3
18
17
6
5
16
15
7
14
8
13
9
12
10
11
+
–
+
–
VREF
IN1-1
NF1-1
IN2-1
NF2-1
IN3-1
NF3-1
NON-INVERTED INPUT-1
INVERTED INPUT-1
OUTPUT-1
GND
VCC
OUTPUT-2
INVERTED INPUT-2
NON-INVERTED INPUT-2
NF3-2
IN3-2
NF2-2
IN2-2
NF1-2
IN1-2
LPF1
COMP
OP1
4.7k
MOD
DEM
OP2
LPF2
1/2 VCC
AUTO RESET
RESET
CLOCK
OSCILLATOR
DELAY TIME CONTROL
MAIN CONTROL
DELC
DO0
D1
DO1
MO
MI
48K-bit
SRAM
1
2
3
4
5
6
7
8
9
24
10
11
12
13
14
15
16
17
18
19
20
21
22
23
+
_
+
_
+
_
+
_
+
_
4.7k
VDD
XIN
XOUT
D1/REQ
D2/SCK
D3/DA
TA
D4/IDSW
TEST
EASY/
µ
-COM
SLEEP
D-GND
A-GND
VCC
LPF1 IN
LPF1 OUT
OP1 OUT
OP1 IN
CC1
CC2
OP2 IN
OP2 OUT
LPF2 IN
LPF2 OUT
REF
35
TA-DK2
• IC Pin Description
IC1101 MB90488BPF-G-231E1 (SYSTEM CONTROL) (DIGITAL BOARD (2/2))
Pin No.
Pin Name
I/O
Pin Description
1 to 4
MON0 to MON3
O
Test pin 0 to 3
5 to 10
NO_USE
O
Not used (Open)
11
VSS
—
Ground
12 to 22
NO_USE
O
Not used (Open)
23
VCC5
—
Power supply pin (+3.3 V)
24
MIC_MUTE
O
Microphone mute control signal output
25, 26
NO_USE
O
Not used (Open)
27
FLASH2
I
Flash programming signal input 2
28
FLASH1
O
Flash programming signal output 1
29
SDA
I/O
Serial data input/output for EEPROM IC
30
SCL
O
Clock signal output for EEPROM IC
31
VOL_CLK
O
Clock signal output for DIR IC
32
VOL_DATA
O
Serial data output for DIR IC
33
KARA_DATA
I
KARAOKE serial data input from KARAOKE CONTROL IC
34
KARA_REQ
O
KARAOKE request signal output for KARAOKE CONTROL IC
35
AVCC
—
Power supply pin (+3.3 V)
36
AVRH
—
Power supply pin (+3.3 V)
37
AVSS
—
Ground
38 to 40
A/D0 to A/D2
I
Key signal input (A/D port)
41
VERSION
I
Destination detection signal input (Fixed at L)
42
VSS
—
Ground
43
NO_USE
O
Not used (Open)
44
MODEL
I
Model detection signal input (Fixed at L)
45
NO_USE
O
Not used (Open)
46
VOL_ENC (B)
I
MASTER VOLUME encoder (B) signal input
47
VOL_ENC (A)
I
MASTER VOLUME encoder (A) signal input
48
AC_STOP
I
AC off detection signal input
49
MOD0
—
Selection of micon operation mode
50
MOD1
—
Not used (Connect to AVCC)
51
MOD2
—
Selection of micon operation mode
52
RPT_CRT_1
O
Repeat echo control signal output 1 for ECHO LEVEL CONTROL IC
53
RPT_CRT_2
O
Repeat echo control signal output 2 for ECHO LEVEL CONTROL IC
54
SIRCS
I
SIRCS signal input
55
NO_USE
O
Not used (Open)
56
POWER_KEY
I
Power key detection signal input
57
FL_LAT
O
Latch signal output for FL driver IC
58
POWER_RY
O
Power relay driver control signal output
59
FL_DATA
O
Serial data output for FL driver IC
60
FL_CLK
O
Clock signal output for FL driver IC
61
PROTECTOR
I
Protector detection signal input
62
NO_USE
O
Not used (Open)
63
INPUT ENC (A)
I
INPUT SELECTOR encoder (A) signal input
64
INPUT ENC (B)
I
INPUT SELECTOR encoder (B) signal input
65
ECHO_DATA
O
Serial data output for ECHO LEVEL CONTROL IC
66
ECHO_SCK
O
Clock signal output for ECHO LEVEL CONTROL IC
67
ECHO_REQ
O
Request signal output for ECHO LEVEL CONTROL IC
68
FUSE_DETECT
I
Fuse open detection signal input
69
SPK_B_RY
O
Front B speaker relay driver control signal output
70
SW RELAY
O
Sub woofer relay driver control signal output
71
FRONT_RY
O
Front A speaker relay driver control signal output
36
TA-DK2
Pin No.
Pin Name
I/O
Pin Description
72
BRIDGEABLE_RY
O
Not used (Open)
73 to 76
NO_USE
O
Not used (Open)
77
RSTX
I
Reset signal input
78
NO_USE
O
Not used (Open)
79
X1A
—
Not used (Open)
80
X0A
—
Not used (Connect to VSS)
81
VSS
—
Ground
82
X0
—
Clock signal input (24 MHz)
83
X1
—
Clock signal output (24 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85 to 94
NO_USE
O
Not used (Open)
95
KARA_RW
O
KARAOKE read/write signal output for KARAOKE CONTROL IC
96
KARA_STB
O
KARAOKE strobe signal output for KARAOKE CONTROL IC
97
KARA_CLK
O
KARAOKE clock signal output for KARAOKE CONTROL IC
98 to 100
NO_USE
O
Not used (Open)
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