Sony CMT-BT60 / CMT-BT60B / CMT-BT80W / CMT-BT80WB Service Manual ▷ View online
CMT-BT60/BT60B/BT80W/BT80WB
CMT-BT60/BT60B/BT80W/BT80WB
29
29
SECTION 4
ELECTRICAL CHECKS
TUNER SECTION 0 dB = 1 V
FM AUTO STOP CHECK
signal
generator
unit
Procedure:
1. Press the [
1. Press the [
?
/
1
] button to turn the power on.
2. Input the following signal from signal generator to FM antenna
input directly.
Carrier frequency : A = 87.5 MHz, B = 98 MHz, C = 108 MHz
Deviation
Deviation
: 75 kHz
Modulation
: 1 kHz
ANT input
: 35 dBu (EMF)
Note: Use 75 ohm coaxial cable to connect signal generator and the unit.
You cannot use video cable for checking.
Use signal generator whose output impedance is 75 ohm.
3. Press the [FUNCTION] button to turn the FM tuner function
and scan the input FM signal with automatic scanning.
4. Confi rm that input frequency of A, B and C detected and auto-
matic scanning stops.
When the station signal is received in good condition, automatic
scanning stops.
scanning stops.
CD SECTION
Note:
1. CD block is basically constructed to operate without adjustment.
2. Use HLX-A1 disc (Part No. J-2501-307-A) unless otherwise indicat-
1. CD block is basically constructed to operate without adjustment.
2. Use HLX-A1 disc (Part No. J-2501-307-A) unless otherwise indicat-
ed.
3. Use an oscilloscope with more than 10 M
impedance.
4. Clean the object lens by an applicator with neutral detergent when the
signal level is low than specifi ed value with the following check.
RF SIGNAL CHECK
+
–
–
MAIN board
CL576 (RF)
CL573 (GND)
oscilloscope
(DC range)
Procedure:
1. Connect the oscilloscope to CL576 (RF) and CL573 (GND) on
1. Connect the oscilloscope to CL576 (RF) and CL573 (GND) on
the MAIN board.
2. Press the [
?
/
1
] button to turn the power on.
3. Press the [FUNCTION] button to turn the CD function.
4. Insert the disc (HLX-A1) in the unit and press the [
4. Insert the disc (HLX-A1) in the unit and press the [
u
] button
to playback.
5. Confi rm that oscilloscope waveform is as shown in the fi gure
below. (eye pattern)
A good eye pattern means that the diamond shape (
) in the
center of the waveform can be clearly distinguished.
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
level: 1.05 ± 0.45 Vp-p
Connection Location:
DISC SLOT LOCK MODE
It can be unable to take sample disc out of disc slot in the shop.
It can be unable to take sample disc out of disc slot in the shop.
Procedure:
1. Press the [
1. Press the [
?
/
1
] button to turn the power on.
2. Press the [FUNCTION] button to turn the CD function.
3. Insert a disc in the unit.
4. Press two buttons of the [
3. Insert a disc in the unit.
4. Press two buttons of the [
x
] and [
Z
] simultaneously for fi ve
seconds.
5. The message “LOCKED” is displayed on the liquid crystal
display and the disc slot is locked.
(Even if pressing the [
Z
] button, the message “LOCKED”
is displayed on the liquid crystal display and the disc slot is
locked)
locked)
Releasing method:
1. Press two buttons of the [
1. Press two buttons of the [
x
] and [
Z
] simultaneously for fi ve
seconds.
2. The message “UNLOCKED” is displayed on the liquid crystal
display and the disc slot is unlocked.
AM STEP CHANGE
(Except AEP, Russian, UK and Chinese models)
It can change AM step interval into 9 kHz or 10 kHz.
(Except AEP, Russian, UK and Chinese models)
It can change AM step interval into 9 kHz or 10 kHz.
Procedure:
1. Press the [
1. Press the [
?/1
] button to turn the power on.
2. Press the [FUNCTION] button to turn the AM function.
3. Press the [
3. Press the [
?/1
] button to turn the power off.
4. Press two buttons of the [FUNCTION] and [
?/1
] simultane-
ously.
5. The message “STEP 9” or “STEP 10” is displayed on the liq-
uid crystal display, and AM step interval changed.
CHECK VERSION DISPLAY
It can confi rm the MC, CD and NW version.
It can confi rm the MC, CD and NW version.
Procedure:
1. Press the [
1. Press the [
?/1
] button to turn the power on.
2. Press two buttons of the [
x
] and [BASS BOOST] simultane-
ously for three seconds.
3. It enters the check version display mode, the MC version is
displayed on the liquid crystal display.
4. Each time [
>
TUNE +] button is pressed, the display chang-
es CD version and NW version (CMT-BT80W/BT80WB only)
this order, and release from check version display mode.
this order, and release from check version display mode.
– MAIN Board (Side A) –
CL573
(GND)
(GND)
CL576
(RF)
Ver. 1.1
CMT-BT60/BT60B/BT80W/BT80WB
CMT-BT60/BT60B/BT80W/BT80WB
30
30
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - CD Section -
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED/LOADING MOTOR DRIVE
IC851
13 I2C_SDA
12 I2C_SCL
12 I2C_SCL
4 RESET
1 1I/O
4 2I/O
11 4I/O
8 3I/O
MFI
IC506
DATA/CLOCK SIGNAL
SWITCH
IC202
SYSTEM CONTROLLER
IC101 (1/3)
OPTICAL PICK-UP BLOCK
(CMS-S76RFS7G)
MS-091 BOARD
RF AMP, SERVO/AUDIO PROCESSOR
IC501
VOA/A
RF
VC
123 RFIP
1 RF_C
VOB/B
128 RF_B
VOC/C
127 RF_A
VOD/D
2 RF_D
VOE/E+G
4 RF_F
VOF/F+H
3 RF_E
10 V20
LD (780)
14 LDO1
PD
13 MDI1
AUTOMATIC POWER
CONTROL (FOR CD)
Q891
LD (650)
15 LDO2
MSW
VR (780)
11 VREFO
27
BIAS
VR (650)
17 DMO
4
VINSL+
11 VOSL+
12 VOSL–
12 VOSL–
SP+
SP–
SP–
18 FMO
23
VINLD
17 VOLD+
18 VOLD–
18 VOLD–
SL+
SL–
SL–
21 TRO
26
VINTK
16 VOTK–
15 VOTK+
15 VOTK+
TRK+
TRK–
TRK–
22 FOO
1
VINFC
45 MUTE
28
MUTE
47
SDA
2
1O/I
3
2O/I
48
SCL
24
CP IIC SDA
2
22
CP IIC CLK
44
CP SELECT
23
CP IIC RESET
SO
5 SI
SERIAL FLASH
IC502
31
SF_DO
32
SF_DI
6 SCK
33
SF_CK
1 _CS
30
SF_CS#
RD0 – RD15
17 CAS
DQ0 – DQ15
RA0 – RA11
A0 – A11
18 RAS
SD-RAM
IC504
82
CAS#
83
RAS#
15 LDQM
61
DQM0
39 UDQM
70
DQM1
20 BA0
21 BA1
21 BA1
85
BA0
86
BA1
38 CLK
72
RCLK
16 WE
80
RWE#
14 VOFC+
13 VOFC–
13 VOFC–
FCS+
92 CDM FWD
6
FWD
93 CDM RVS
90 CDM UNLOAD END SW
89 CDM LOAD END SW
91 CDM LOAD SW
7
RVS
10 VOTR+
9 VOTR–
FCS–
LOAD+
LOAD–
LOAD–
LOAD_SW
LOAD_END_SW
UNLOAD_END_SW
23 MSW
19 CD_VR
20 DVD_VR
20 DVD_VR
AUTOMATIC POWER
CONTROL (FOR DVD)
Q881
40
1
IFSDI
MTK DOUT
35
100
IFSDO
MTK DIN
34
2
IFSCK
MTK CLK
42
95
IFCS#
MTK CS
41
94
IFBSY
MTK BUSY
38
3
PRST#
13
1C
12
4C
5
2C
6
3C
MTK RESET
10
4O/I
9
3O/I
Q202
(CMT-BT80W/BT80WB)
DC 5V
2.1A MAX
WALKMAN
DC 5V
1A MAX
: CD PLAY
: AUDIO
: USB (USB PORT)
: USB (WALKMAN PORT)
: WALKMAN
SIGNAL PATH
RF AMP, SERVO/AUDIO PROCESSOR
IC501
ACLK
ASDATA0
ASDATA0, ABCK,
ALRCK, ACLK
ADIN
ABCK
ALRCK
87
USB CHARGER
24
USB_DM
25
USB_DP
106
ADIN
118
ASDATA0
113
ABCK
117
ALRCK
112
ACLK
8
XTALO
7
XTALI
X501
27MHz
3
2
D+
D–
CN5004
3 B1
6 B2
USB DATA SWITCH
IC309
2
A1
5
A2
1
OE1
2 D–
1 D+
USB DATA SELECTOR
IC201
7
HSD2–
6
HSD2+
5
HSD1–
4
HSD1+
10
Sel
7
OE2
3 B1
6 B2
USB CHARGER SWITCH
IC308
2
A1
5
A2
1
OE1
7
OE2
>001B
>002B
2.1ALOW
95
2.1ALOW
>003B
Q303
W-L, W-R
47
WM TxD OUT
73
WM DETECT
52
USB/UART SELECT
51
WM POWER
49
WM SLEEP IN
48
WM RxD IN
50
WM-OC
3
4
D+
D–
10
8
TXD/SLEEP
RXD/WAKEUP
11
USB DET
14
17
AUDIO-L-OUT
AUDIO-R-OUT
22
DET
CN5003
>004B
W-L
W-R
LINE AMP
IC251
BUFFER
IC307
BUFFER
IC306
USB DETECT
IC5007
MUTING
Q301
USB +5.2V
20
DC IN
VBUS SWITCH
IC5005 (1/2)
CURRENT
CONTROL SWITCH
Q5001, 5003
(CMT-BT60: Chinese)
(CMT-BT60: Chinese)
(CMT-BT60: Chinese)
(EXCEPT CMT-BT60: Chinese)
(Page 32)
(Page 31)
(Page 31)
(Page 31)
Ver. 1.1
CMT-BT60/BT60B/BT80W/BT80WB
CMT-BT60/BT60B/BT80W/BT80WB
31
31
13
9
VINL
DOUT
31 TUNER SDA/DAB TxD-OUT
DAB-TXD
IIS-DATA
IIS-SCK (BCK)
32 TUNER SCL/DAB RxD-IN
34 TUNER POWER/DAB POWER-1.2V
34 TUNER POWER/DAB POWER-1.2V
DAB-RXD
63 EXT-D SEL C
DAB 1.2V-ON
DAB 3.3V-ON
DAB 3.3V-ON
DAB BOARD & MODULE (DAB TUNER)
14 VINR
8 BCK
7 LRCK
6 SCKI
7 LRCK
6 SCKI
11 SDIN1
22 SCLKOUT1
19 LRCK
22 SCLKOUT1
19 LRCK
32
76
RESET
DSP
RESET
8
67
GPIO
TAS INT
14
79
SDIN4
DSP
MUTE
16
78
SCL1
DSP
IIC CLK
59
SPK PROTECT
80
DAMP
PDN
81
DAMP
RESET
15
77
SDA1
DSP
IIC SDA
4 XTALO
3 XTALI
X762
12.288MHz
A/D CONVERTER
IC721
AUDIO DSP
IC762
27
SDOUT1
23
SCLKOUT2
21
MCLKO
22 SDIN
21 SCLK
20 LRCLK
15 MCLK
21 SCLK
20 LRCLK
15 MCLK
23 SDA
DIGITAL POWER AMP
IC401
4
OUT_A
1
OUT_B
36
OUT_C
33
OUT_D
14
FA
U
LT
19
PDN
25
RESET
X101
5MHz
SYSTEM CONTROLLER
IC101 (2/3)
SP1
(L-CH)
SP2
(R-CH)
IIS-SFR (LRCK)
BT-TX
PCM_OUT
PCM_CLK
BT-RX
BT-RTS
BT-CTS
BT-CTS
BT-MUTE
BT-RST
BT1
Bluetooth
MODULE
MODULE
PCM_SYNC
66
EXT
-D SEL-A
15
Xin
13
Xout
: CD PLAY
: TUNER
: AUDIO IN
SIGNAL PATH
: AUDIO
X102
32.768kHz
10
Xcin
11
Xcout
6 1C0
5 1C1
DIGITAL AUDIO
SELECTOR
IC741
7
1Y
A
14
65
EXT
-D SEL-B
40
BT
RESET
75
BT
MUTE
38
BT
R
TS
37
BT
CTS
35
BT
TxD-OUT
36
BT
RxD-IN
B
2
ACLK
ABCK
ASDATA0
ALRCK
ABCK
ALRCK
4 1C2
3 1C3
3 1C3
6 1C0
5 1C1
5 1C1
CLOCK SIGNAL SELECTOR
IC742
7
1Y
9
2Y
A
14
B
2
4 1C2
3 1C3
3 1C3
4 SDIN
5 BCKI
5 BCKI
SAMPLE RATE
CONVERTER
IC761
23
SDOUT
25
BCKO
24
LRCKO
RST
13
6 LRCKI
2 RCKI
2 RCKI
ASDATA0, ABCK,
ALRCK, ACLK
ALRCK, ACLK
ADIN
IFMT0
10
10 2C0
11 2C1
12 2C2
13 2C3
11 2C1
12 2C2
13 2C3
2 1A
3 1B
3 1B
DATA/CLOCK SIGNAL
SELECTOR
IC743
4
1Y
9
3Y
7
2Y
D-SEL
C
1
5 2A
6 2B
6 2B
11 3A
10 3B
10 3B
24 SCL
DC DETECT
Q403
DC DETECT
Q401
DC DETECT
Q402
D401
>002B
>001B
: Bluetooth
: LAN
: WIRELESS LAN
: WALKMAN
ANTENNA
DAB/FM
DA
IISD
LRCK
CK
CE
CE
RDSI
TUNER BOARD
BCK
ANTENNA
FM/AM
33 RDS INT/DAB POWER-3.3V
WAVE
SHAPER
IC751, 752
(CMT-BT60/BT80W)
(CMT-BT60/BT60B)
(CMT-BT80W/BT80WB)
(CMT-BT60B/BT80WB)
(CMT-BT60B/BT80WB)
(CMT-BT80W/BT80WB)
4
3
8
7
6 BCO SPI DIN
SPI_OUT
ADA_LRCK
ADA_BCK
AV2DATA0
5 BCO SPI DOUT
SPI_DIN
7 BCO SPI CLK
SPI_CLK
25 BCO SPI CS
SPI_NCS0
PDOUT0
27 BCO SPI REQ
PDOUT1
21 BCO SPI READY
A22
19 BCO WOL IN
NWAIT
45 BCO RESET
NRESET_MOD
ETH_RX+
(7+B5;í
ETH_TX+
(7+B7;í
WIFI1
WIFI MODULE
CN5009
ETHERNET
CONNECTOR
PATTERN
ANTENNA
LAN
TUREC-L
TUREC-R
7 VOUTL
8 VOUTR
D/A CONVERTER
IC701
2
DATA
1
BCK
3
LRCK
16
SCK
24
SDOUT4
AUDIO IN
J5001
Q288
Q289
ADIN
W-L, W-R
>004B
5 2Y1
1 2Y0
1 2Y0
14 1Y1
11 1Y3
4 2Y3
ANALOG AUDIO
SELECTOR
IC252
13
L-out
3
R-out
B
9
A
10
12 1Y0
W-L
W-R
TUREC-R
TUREC-L
61
EXT
-A
SEL-A
60
EXT
-A
SEL-B
(CMT-BT60: Chinese)
(CMT-BT60: Chinese)
(CMT-BT60: Chinese)
(EXCEPT CMT-BT60: Chinese)
5-2. BLOCK DIAGRAM - AUDIO Section -
(Page 30)
(Page 30)
(Page 30)
Ver. 1.1
CMT-BT60/BT60B/BT80W/BT80WB
CMT-BT60/BT60B/BT80W/BT80WB
32
32
5-3. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
4 SIRCS
SYSTEM CONTROLLER
IC101 (3/3)
48
SEG4 – SEG35
SI
LIQUID CRYSTAL DISPLAY DRIVER,
LED DRIVER
IC5301
REMOTE CONTROL
RECEIVER
IC5002
54 DP DI
47
CLK
55 DP CL
46
CS
56 DP CE
45
INH
53 DP INH
57 STANDBY LED
26 ILLUM LED BL
86 NFC DATA
LED DRIVE
Q304
D3001, 3005
68 KEY1
NFC1
NFC
(RC-S801)
NFC DATA
NFC SPICLK
KEY- R BOARD
BT-LED
KEY-1
46 NFC SPICLK
NFC IRQ
84 NFC IRQ
NFC SW
41 NFC SW
NFC SEL
85 NFC SEL
NFC RFDET
18 NFC RFDET
69 KEY2
74 KEY WAKE UP
B+ SWITCH
Q914
B+ SWITCH
Q915
B+ SWITCH
Q901, 905
POWER CONTROL
Q902 – 904
POWER MONITOR
IC901 (2/2)
POWER MONITOR
IC901 (1/2)
B+ SWITCH
Q908, 909
B+ SWITCH
Q912, 913
POWER MONITOR
Q911
RESET
IC102
PROTECT DETECT
Q910
D917
D5011
+19.5V
PVDD-19.5V
NW3.3V
NW1.2V
FE_5.2V
83
AMP-POWER
72
POWER ON
82
BCO 3.3V-ON
20
AC-CUT
28 ILLUM LED WT
LED DRIVE
Q302
1 BACKLIGHT
LED DRIVE
Q5303
D5301, 5302
(LCD BACK LIGHT)
3 BT-B
LED DRIVE
Q5301
COM1 – COM4
ND5301
LIQUID CRYSTAL
DISPLAY
EVER-3.3V
+19.5V
D902
D915
DC/DC CONVERTER
IC902
USB+5.2V
DC/DC CONVERTER
IC5008
DC/DC CONVERTER
IC904
2.1ALOW
>003B
D909
D908
EVER-5V
+5V
BT+3.3V
D5013
+3.3V REGULATOR
IC107
D912
EVER-3.3V
DC/DC CONVERTER
IC903
USB VBUS
43
USB-POWER
Q5002
39
BT POWER
42
USB-OC
12
RESET
70
POWER MONITOR
VBUS SWITCH
IC5005 (2/2)
+2.8V REGULATOR
IC305
+2.8V
+3.3V
+3.3V REGULATOR
IC105
+1.2V REGULATOR
IC5003
AMP+3.3V
+3.3V REGULATOR
IC104
P-COM+3.3V
+3.3V REGULATOR
IC103
FE_+3.3V
DC/DC CONVERTER
IC841
DSP+3.3V
DC/DC CONVERTER
IC702
+1.2V REGULATOR
IC561
DVDD3.3V
RF+1.2V
+3.3V REGULATOR
IC503
+3.3V REGULATOR
IC905
D904
D914
19.5V
PWR1
POWER UNIT
(AC IN)
KEY- L BOARD
POWER-KEY
KEY-2
STBY-R
EFFECT
INDICATOR
(BLUE)
D3003
EFFECT
INDICATOR
(WHITE)
PROTECTOR
Q104
D103
(CMT-BT80W/BT80WB)
(CMT-BT60: Chinese)
(Page 30)
Ver. 1.1
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