Sony MEX-BT2700 / MEX-BT2707E / MEX-BT2750 Service Manual ▷ View online
MEX-BT2700/BT2707E/BT2750
33
• IC Pin Function Description
MAIN BOARD IC501 R5F3640DDA01FA (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
LCD_SO
O
Serial data output to the liquid crystal display driver
2
LCD_CKO
O
Serial data transfer clock signal output to the liquid crystal display driver
3
NOSE_SW
I
Front panel remove/attach detection signal input terminal “L”: front panel is attached
4
SIRCS
I
Remote control signal input from the remote control receiver
5
UNISO
O
SONY bus data output to the bus interface
6
UNISI
I
SONY bus data input from the bus interface
7
UNISCK
O
SONY bus clock signal output to the bus interface
8
BYTE
I
Connect to ground (Pull down)
9
CNVSS
I
Flash write signal input terminal Normally operation: “L”, Flash write: “H”
10
XIN
I
Sub system clock input terminal (32.678 kHz)
11
XOUT
O
Sub system clock output terminal (32.678 kHz)
12
RESET
I
System reset signal input from the reset signal generator and reset switch “L”: reset
13
OSCOUT
O
Main system clock output terminal (11.08 MHz)
14
VSS
-
Ground terminal
15
OSCIN
I
Main system clock input terminal (11.08 MHz)
16
VCC1
-
Power supply terminal (+3.3V)
17
NMI
-
Not used
18
DAVN
I
Synchronize detection signal input of RDS data block
(BT2700: AEP, Italian, UK/BT2707E models only)
(BT2700: AEP, Italian, UK/BT2707E models only)
19
BUIN
I
Back up power supply detection signal input terminal “L” is input at low voltage
20
CDM_ON
I
CD mechanism power supply control request signal input terminal
21
Z-MUTE
I
Muting on/off control signal input from the CD section “H”: muting on
22
BT_TEST1
O
Bluetooth section test mode (1) control signal output terminal
23
BT_TEST2
O
Bluetooth section test mode (2) control signal output terminal
24
BT_INT-HF
I
HF operation notifi cation signal input from the Bluetooth section “H” active
25
BT_CVC
O
CVC selection request signal output to the Bluetooth section
“L”: internal microphone CVC, “H”: external microphone CVC
“L”: internal microphone CVC, “H”: external microphone CVC
26
BT_PLAY
O
Key signal output to the Bluetooth section
27
NCO
-
Not used
28
BEEP
O
Beep sound drive signal output to the power amplifi er
29
I2C_SCK
O
IIC serial clock signal output terminal
30
I2C_SIO
I/O
IIC two-way serial data bus terminal
31
FW_TXD
O
Flash write interface serial data signal output terminal
32
FW_RXD
I
Flash write interface serial data signal input terminal
33
FW_CLK
I
Flash write interface serial clock signal input terminal
34
BT_STATUS0
FW_BUSY
I
Status input from the Bluetooth section
35 to 37
BT_STATUS1 to
BT_STATUS3
I
Status input from the Bluetooth section
38
BT_MUTE
I
Muting on/off control signal input from the Bluetooth section
39
BT_FR
O
Key signal output to the Bluetooth section
40
BT_FF
O
Key signal output to the Bluetooth section
41
EPM
I
EPM signal output terminal (fi xed at “L”)
42
RC_IN1
I
Rotary remote commander shift key input terminal
43
SYSRST
O
Reset signal output to the CD section
44
BUSON
O
SONY bus on/off control signal output to the bus interface
45
BT_MICPWR
O
Microphone power on/off control signal output to the Bluetooth section “L”: power on
46
CE
-
Not used
47
BT_PWRCTRL
O
Main power on/off control signal output terminal of the Bluetooth section “H”: power on
48
BT_OPRPOW
O
Key signal output to the Bluetooth section
49
BT_MFUNC
O
Key signal output to the Bluetooth section
50
BT_STAPWR
I
Power supply status input from the Bluetooth section “H”: Bluetooth power on
51
BT_RESET
O
Reset signal output to the Bluetooth section “L”: reset
52
CD_ON
I
CD servo power supply control request signal input terminal
MEX-BT2700/BT2707E/BT2750
34
Pin No.
Pin Name
I/O
Description
53
TESTIN
-
Not used
54
TELATT
I
Telephone attenuator detection signal input terminal
55
ACC_IN
I
Accessory power detection signal input terminal “L”: accessory power on
56
ATT
O
Muting on/off control signal output terminal “H”: muting on
57
DIAG
I
Diagnostic signal input from the power amplifi er
58
AMPSTB
O
Standby control signal output to the power amplifi er “L”: standby
59
NCO
-
Not used
60
BT_AUDIO_SEL
O
Bluetooth/tuner audio selection signal output terminal “L”: Bluetooth audio
61
NCO
-
Not used
62
VCC2
-
Power supply terminal (+3.3V)
63
NCO
-
Not used
64
VSS
-
Ground terminal
65
ILLUMI SEL
I
Illumination voltage setting terminal “L”: 9.0V, “H”: 10.4V Fixed at “H” in this set
66
DEMO SEL
I
Demo play setting terminal “H”: demo play on
67
DIM SEL
I
Dimmer selection signal input terminal Fixed at “L” in this set
68
B-OUT SEL
I
Blackout setting terminal “L”: blackout ineffective, “H”: blackout effective
69 to 72
AREASEL0 to
AREASEL3
I
Model destination signal input terminal
73 to 80
NCO
-
Not used
81, 82
RE-IN1, RE-IN0
I
Jog dial pulse input from the rotary encoder
83
SAIN
I
Spectrum analyzer display data select signal input from the electrical volume
84
CYRIL_SEL
I
Cyrillic letter response setting terminal “H”: corresponds to Cyrillic letter
85
TU-ATT
-
Not used
86
NCO
-
Not used
87
RDS_ON
O
Power on/off control signal output terminal for the RDS section
(BT2700: AEP, Italian, UK/BT2707E models only)
(BT2700: AEP, Italian, UK/BT2707E models only)
88
NCO
-
Not used
89
SADATD
O
Serial data output to the electrical volume
90
SACLK
O
Serial data transfer clock signal output to the electrical volume
91
KEYACK0
I
Input of acknowledge signal for the rotary remote commander entry
92
KEYACK1
I
Input of acknowledge signal for the key entry
93
VSM
I
FM and AM signal-meter voltage detection signal input from the PLL
94, 95
KEYIN1, KEYIN0
I
Front panel key input terminal
96
AVSS
-
Ground terminal
97
RC_IN0
I
Rotary remote commander key input terminal
98
AVRH
I
Reference voltage (+3.3V) input terminal (for A/D converter)
99
AVDD
-
Power supply terminal (+3.3V)
100
LCD_CE
O
Chip enable signal output to the liquid crystal display driver
35
MEX-BT2700/BT2707E/BT2750
SECTION 5
EXPLODED VIEWS
1
X-2342-217-1 PANEL ASSY, SUB (BT)
2
3-042-244-11 SCREW
(T)
3
X-2179-399-1 LOCK
ASSY
(S)
5
2-898-980-01 HOLDER
(MIC
SLOT)
6
1-834-740-11 LEAD WIRE WITH CONNECTOR
7
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
8
A-1617-405-A MAIN BOARD, COMPLETE (Including BT board)
(BT2700: AEP, IT, UK)
8
A-1617-406-A MAIN BOARD, COMPLETE (Including BT board)
(BT2700: US, CND)
8
A-1650-188-A MAIN BOARD, COMPLETE (Including BT board)
(BT2707E)
8
A-1650-191-A MAIN BOARD, COMPLETE (Including BT board)
(BT2750: E, MX, IND)
8
A-1650-192-A MAIN BOARD, COMPLETE (Including BT board)
(BT2750: EA)
9
A-1433-972-A BT BOARD, COMPLETE (Included in MAIN board)
11
1-831-838-11 CORD (WITH CONNECTOR) (ISO) (POWER)
(BT2700: AEP, IT, UK/BT2707E)
11
1-833-101-11 CORD (WITH CONNECTOR) (POWER)
(BT2700: US, CND/BT2750: E, EA, MX)
11
1-833-762-11 CONNECTION CORD FOR AUTOMOBILE
(POWER) (BT2750: IND for Gasoline car)
11
1-834-307-11 CONNECTION CORD FOR AUTOMOBILE
(POWER) (BT2750: IND for Diesel car)
12
3-250-543-21 SCREW (+B P-TITE M2)
13
X-2189-557-1 PLATE(MIC
SLOT)(SV)ASSY
F601
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) (10A/32V)
MIC201 1-542-689-31 MICROPHONE
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-790-01 SCREW +PTT 2.6X4 (S)
#3
7-685-793-09 SCREW +PTT 2.6X8 (S)
#4
7-685-794-09 SCREW +PTT 2.6X10 (S)
#5
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
#6
7-621-284-40 SCREW +P 2.6X10
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet’s Color
• Abbreviation
CND :
CND :
Canadian
model
EA :
Saudi
Arabia
model
IND
: Indian model
IT
: Italian model
MX
: Mexican model
5-1. MAIN SECTION
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
Les composants identifi és par une marque
0
0
sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifi é.
le numéro spécifi é.
Note: When the BT board is replaced, it is necessary to confi rm operation.
Refer to “BLUETOOTH FUNCTION CHECKING METHOD USING A
CELLULAR PHONE” of the servicing notes (See page 6).
CELLULAR PHONE” of the servicing notes (See page 6).
not supplied
not supplied
CD mechanism deck section
(MG-101L-188//Q)
front panel section
not supplied
MAIN board
1
#1
#1
#1
#1
#2
#3
#3
#4
#4
#4
#5
#6
FU601
not supplied
not supplied
not supplied
MIC201
2
3
13
2
5
6
7
7
7
8
9
11
12
not supplied
(ANTENNA board)
"
#
#
$
$
"
36
MEX-BT2700/BT2707E/BT2750
5-2. FRONT PANEL SECTION
51
X-2342-464-1 BUTTON ASSY (S) (BT2700: AEP, IT, UK/BT2707E)
51
X-2342-466-1 BUTTON ASSY (S) (BT2700: US, CND/BT2750)
52
X-2187-544-1 CASE ASSY (for FRONT PANEL)
(BT2700: AEP, UK, IT/BT2707E/BT2750)
53
X-2342-463-1 PANEL (SV) ASSY, FRONT (BT2700: AEP, IT, UK)
53
X-2342-465-1 PANEL (SV) ASSY, FRONT (BT2700: US, CND)
53
X-2342-759-1 PANEL (SV) ASSY, FRONT (BT2707E)
53
X-2342-866-1 PANEL (SV) ASSY, FRONT (BT2750)
54
X-2319-283-1 KNOB
(VOL)
(SV)
ASSY
55
2-639-881-01 SPRING
(RELEASE)
56
1-780-659-21 CONNECTOR
(RUBBER)
57
3-879-448-02 ILLUMINATOR
(LCD)
58
3-873-524-03 PANEL,
BACK
59
3-250-543-21 SCREW (+B P-TITE M2)
60
A-1616-606-A PANEL COMPLETE ASSY, FRONT
(BT2700: AEP, IT, UK)
60
A-1616-707-A PANEL COMPLETE ASSY, FRONT
(BT2700: US, CND)
60
A-1643-075-A PANEL COMPLETE ASSY, FRONT (BT2707E)
60
A-1643-311-A PANEL COMPLETE ASSY, FRONT (BT2750)
CN901
1-819-758-12 PLUG, CONNECTOR 15P
J901
1-822-113-11
SMALL TYPE JACK (VERTICAL) (AUX)
LCD901 1-802-849-11 DISPLAY PANEL, LIQUID CRYSTAL
RE901 1-479-902-32 ENCODER,
ROTARY
(PUSH SELECT/ , VOLUME)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
not supplied
J901
CN901
LCD901
RE901
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
(KEY board)
(KEY board)
not supplied
(for FRONT PANEL)
(for FRONT PANEL)
51
53
54
55
56
57
58
59
59
52
60
(BT2700: US, CND)
(Except BT2700: US, CND)
Note: Refer to the servicing notes “NOTE FOR REPLACEMENT OF THE
AUX JACK (J901)” (See page 5), if replacing the Ref. No. J901.
Click on the first or last page to see other MEX-BT2700 / MEX-BT2707E / MEX-BT2750 service manuals if exist.