Sony XT-XM1 Service Manual ▷ View online
XT-XM1
5
5
• IC Block Diagrams
IC103
TA2050F (EL)
IC106
BA8272FV-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 NC
IN(–)1
IN(+)1
IN(+)2
IN(–)2
NC
NC
NC
OUT1
VREF
NC
GND
NC
VCC
NC
OUT2
1
2
3
4
5
6
7
8
9
10
14
13
12
11
VCC
BUS ON
LINK OFF
CLK OUT
DATA OUT
DATA IN
BUS RESET
BUS DATA
VREF
BUS CLK
GND
BUS ON IN
BUS ON OUT
RESET
RESET
SWITCH
• Waveform
1
IC107
qs
(OSC2)
2.7 Vp-p
54 ns
3-2.
IC PIN FUNCTION DESCRIPTION
•
IC107 MN101C49GYB1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VREF–
I
Reference voltage (0V) input terminal (for A/D converter)
2
FLASH
I
Internal flash memory data write mode detection signal input terminal “L”: data write mode
3 to 9
(IN-L)
I
Not used
10
VREF+
I
Reference voltage (+5V) input terminal (for A/D converter)
11
VDD
—
Power supply terminal (+5V)
12
OSC2
O
Main system clock output terminal (18.432 MHz)
13
OSC1
I
Main system clock input terminal (18.432 MHz)
14
VSS
—
Ground terminal
15
XI (VSS)
I
Sub system clock input terminal Not used
16
XO
O
Sub system clock output terminal Not used
17
MMOD (VSS)
I
Memory mode selection signal input terminal Not used
18
TX
O
IS bus “TXRX” signal output terminal
19
RX
I
IS bus “TXRX” signal input terminal
20
IS FOUT
O
IS bus “FRAME” signal output terminal
21
SO
O
Serial data output to the SONY bus interface
22
SI
I
Serial data input from the SONY bus interface
23
SCLK
O
Serial clock signal output to the SONY bus interface
24
GND
—
Ground terminal
25
LINKOFF
O
Bus on/off control signal output “L”: bus on
26
BUSON
I
Bus on/off control signal input from the SONY bus interface “H”: bus on
27
(IN-L)
I
Not used
28
BU IN
I
Battery detection signal input terminal “L” is input at low voltage
29
IS FIN
I
IS bus “FRAME” signal input terminal
30, 31
(IN-L)
I
Not used
32
VDD2
—
Power supply terminal (+5V)
33
X T RESET
I
System reset signal input from the reset signal generator “L”: reset
“L” is input for several 100 msec after power on, then it changes to “H”
“L” is input for several 100 msec after power on, then it changes to “H”
34 to 40
(IN-L)
I
Not used
41
VPP
—
Power supply terminal (+5V)
42
PC-TX
O
Not used
43
PC-RX
I
Not used
44
NC
—
Not used
45
E2PROM-SCL
O
Serial data transfer clock signal output to the EEPROM
46
NC
—
Not used
47
E2PROM-SDA
I/O
Two-way data bus with the EEPROM
48 to 62
NC
—
Not used
63
X M-RESET
O
Reset signal output to the MAIN board “L”: reset
64
X M-STANDBY
O
Standby signal output to the MAIN board “L”: standby
65
P-ON
O
+9V power supply on/off control signal output “H”: power on
66
SELECT (H-XM)
O
Relay drive signal output “H”: XM on
67
X MUTE
O
Muting on/off control signal output “L”: muting on
68 to 94
NC
—
Not used
95
DAVSS
—
Ground terminal (for D/A converter)
96to 99
NC
—
Not used
100
DAVDD
—
Power supply terminal (+5V) (for D/A converter)
XT-XM1
6
6
3-3.
PRINTED WIRING BOARD – TRANSLATOR Board (Component Side) –
IC101
IC102
IC107
1
25
26
50
51
75
100
76
IC108
IC105
IC103
IC104
IC106
(COMPONENT SIDE)
TRANSLATOR BOARD
5
1
1
2
3
S
G
D
S
G
D
MAIN
BOARD
1-684-839-
11
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
D102
H-3
D103
I-5
D104
D-5
D105
D-5
D106
D-5
D107
C-5
D108
C-4
D109
C-6
D110
C-7
D111
C-11
D112
C-11
D113
D-7
D114
C-9
D115
G-11
D116
I-4
D117
C-5
D118
C-5
IC101
H-1
IC102
I-6
IC103
F-10
IC104
G-9
IC105
F-8
IC106
E-5
IC107
H-8
IC108
G-9
Q101
I-3
Q102
I-3
Q103
I-5
Q104
I-5
Q105
D-5
Q106
D-10
Q107
D-7
Q108
E-6
Q109
E-7
Q110
C-9
Q111
I-9
Q112
H-9
Q113
H-10
Q114
D-7
Q115
I-4
• Semiconductor
Location
Ref. No.
Location
XT-XM1
7
7
3-4.
PRINTED WIRING BOARD – TRANSLATOR Board (Conductor Side) –
CN105
L
IN
R
CN104
L
OUT
R
AUDIO
(FOR SONY BUS)
IN
(FOR SONY BUS)
OUT
SONY BUS CONTROL
1
2
F1
BATT GND
BLK
YEL
POWER
DC12V
1
2
6
10
5
1
(CONDUCTOR SIDE)
TRANSLATOR BOARD
1-684-839-
11
MAIN
BOARD
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
D101
C-11
• Semiconductor
Location
Ref. No.
Location
XT-XM1
8
8
3-5.
SCHEMATIC DIAGRAM
•
See page 5 for Waveform.
•
See page 5 for IC Block Diagrams.
•
Refer to “SERVICING NOTES” (Page 2) about TYPE A/B.
TP142
Q108
Q110
Q115
R108
R143
R144
R151
R102
TP105
TP106
TP107
TP108
TP109
TP110
TP111
TP112
TP113
TP114
TP120
TP121
C153
C149
C144
X101
R141
R125
C154
C155
R132
TP103
TP104
R127
R
1
2
6
R142
TP161
TP162
FB101
C147
C150
D
1
0
1
C101
C103
C148
IC101
R137
TP158
D116
D103
R107
Q103
Q104
R105
R104
Q102
Q101
C104
D102
C152
C105
TP156
F101
C106
IC102
R106
TP153
TP155
C108
R130
C119
D115
TP152
C114
C113
C143
R139
TP150
R123
R124
R121
R122
C142
TP102
TP101
TP160
IC108
TP159
C
15
1
C
1
5
9
R146
R152
IC1
05
R128
R129
C102
C109
R103
TP157
R110
R150
R149
C158
C139
C156
C140
C157
C141
R136
TP149
R135
R131
Q114
R134
R133
C145
TP143
D113
C136
C137
R120
R119
C135
Q106
Q107
R117
C
1
3
3
C
1
3
4
R118
TP144
D114
TP146
C161
C160
TP141
C129
C120
C121
C122
C123
R112
R113
C125
R114
C126
R111
C118
C117
C116
C115
C132
R116
C127
R115
C128
TP126
TP145
TP128
TP129
D
1
1
2
D
1
1
1
TP122
TP127
TP124
C
1
3
1
C130
TP123
TP125
D
1
1
0
D
1
0
9
IC106
TP151
TP140
TH101
TH102
R109
TP139
C162
C110
TP138
C
1
1
1
D
1
0
8
D
1
0
7
D
1
1
8
D
1
0
6
D
1
0
4
D
1
1
7
D
1
0
5
TP137
TP131
TP134
TP135
CN107
CN108
C112
IC103
C138
R101
TP154
CN101
Q109
CN104
Q112
Q111
BP102
BP101
TP148
TP147
IC107
IC
1
0
4
CN106
CN103
F1
Q113
C
1
0
7
Q105
TP130
TP133
TP132
CN105
L101
TP136
RY101
2SC2412K
DTC114EKA
DTC114EKA
47k
47k
47k
47k
56k
0.1
10p
10p
18.432MHz
220
220
0.1
100
16V
16V
47k
220
2
2
0
0
0.01
10
16V
1
N
5
4
04
T
U
0.01
100
16V
16V
0.01
PQO9TZ5U
1k
UDZSTE-1718B
MA8056-H
56k
2SC2412K
2SC2412K
100k
100k
2SC2412K
2SB1202FA
0.1
MA8056-H
1000
25V
47
25V
0.01
XC61CN4102MR
47k
1
2.2k
0.01
MA8056-H
100
16V
16V
0.01
0.001
100
10k
10k
100
100
0.1
RH5RL33AA
0
.1
1
47k
47k
T
C
74
V
H
C
12
5
FT
47k
47k
2200
25V
0.1
47k
10
47k
47k
1
0.1
10
16V
10
16V
10
16V
10
16V
100
10k
0
DTA114EKA
100
1k
1
50V
MA8051-M
100
16V
16V
10
16V
100
100
10
16V
DTC314TK
DTC314TK
47k
0
.0
0
0
1
0
.0
0
0
1
47k
1SS355TE-17
10
16V
10
16V
100p
0.001
0.001
0.001
0.001
100
100k
100p
100k
100p
100
0.001
0.001
0.001
0.001
100p
100k
100p
100k
100p
M
A
8
0
6
2
-M
M
A
8
0
6
2
-M
1
0
0
p
100p
M
A
8
0
6
2
-M
M
A
8
0
6
2
-M
BA8272FV
100
330
25V
25V
0.1
0
.0
0
4
7
M
A
81
6
0
-M
M
A
8
1
6
0
-M
R
B
4
1
1
D
M
A
8
1
6
0
-M
R
B
4
1
1
D
M
A
8
1
6
0
-M
R
B
4
1
1
D
8P
8P
0.001
TA2050F(EL)
10
16V
100k
10P
DTC144EKA
2P
2SK1826
2SK1826
MN101C49GYB1 (TYPE A)
B
R
2
4
C
0
2
F
V
-W
E
2
2P
2P
3A
32V
2SD1664
0
.0
4
7
F
5
.5
V
DTA114EKA
2P
SO
SO
SI
SI
SCLK
SCLK
LINK
LINK
BUSON
BUSON
GND
LCH
RCH
GND
GND
GND
STBY
RESET
2
3
4
5
6
7
8
9 10
Vin
ON/OFF
Vout
NC
GND
1
IS TXRX
IS FRAME
O
I
G
BUS ON OUT
BUS ON IN
GND
BUS CLK
VREFF
BUS DATA
BUS RESET
VCC
CLK OUT
DATA OUT
DATA IN
RESET
BUS ON
LINK OFF
L
R
OUT
L
R
IN
AUDIO
GROUND-
ISOLATION
Q106,107
MUTING
MUTING
RELAY
DRIVE
Q108,109,114
CONTROL SWITCH
BUFFER
BUFFER
SYSTEM CONTROLLER
EEPROM
A0
A
1
A2
GND
VCC
TE
ST
SCL
SD
A
BUFFER
+3.3V
REGULATOR
MAIN
BOARD
POWER
GND
BATT
BATTERY
CHECK
+9V REGULATOR
Q103,104,115
+5V REGULATOR
Q101,102
RESET SIGNAL GENERATOR
G
I
O
REGULATOR
+5V
BUS ON/OFF
SWITCH
RESET
NC
BATT
CLOCK
DATA
BUSON
GND
NC
NC
RESET
CLOCK
DATA
BUSON
GND
NC
OUT
IN
SONY BUS CONTROL
FOR
SONY BUS
FOR
SONY BUS
SONY BUS INTERFACE
250
µ
H
MN101C49GYG (TYPE B)
Ver 1.1
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