Sony CDX-F7710 / CDX-F7710S / CDX-F7715X / CDX-F7750 / CDX-F7750S Service Manual ▷ View online
33
CDX-F7710/F7710S/F7715X/F7750/F7750S
IC401 TDA7416 (MAIN Board (1/4))
IC620 NJM2377M (TE2) (MAIN Board (4/4))
8
7
5
6
VREF
OSC
0.52V
30
µ
A
L.O
PWM
ER.AMP
S.C.P
U.VLO
IN
F.B
GND
OUT
REF
CT
CS
VCC
1
2
4
3
1 2 3 4 5
6 7
11
MAIN
SOURCE
SELECTOR
REAR
SELECTOR
15
16
21
INPUT
MULTIPLEXER
NC
NC
AUXR
PD-LCH+
PD-
NC
PD-RCH+
8
MIC
NC
GND
NC
OUT-LF
25
OUT-LR
24 23
NC
MUTE
SAOUT
17 OUTSW
OUT-RR
ACIN-R
33
ACIN-L
31
ACOUT-L
32
IN-GAIN
POWER
SUPPLY
SOFT
MUTE
MAIN
VOLUME
7 BAND
EQUALIXER
SOFT STEP
FADER
SOFT STEP
FADER
HIGH PASS
FILTER2
MIXER
MIXER
SUB
WOOFER
FILTER
HIGH PASS
FILTER
LOUDNESS
FADER
II2CBUS
SOFT STEP
FADER
HIGH
PASS
FILTER2
37
ACOUT-SW
36
ACIN-SW
35
ACOUT-R
34
NC
9 10
SOFT STEP
FADER
SOFT STEP
FADER
ZERO
CROSS
SPECTRUM
ANALIZER
FILOL
26
AC2OUT-L
27
AC2IN-L
28
VREFOUT
30
VDD
29
13 SCL
SAIN
12 SDA
14
18 FILOR
19 AC2OUT-R
20 AC2IN-R
22 OUT-RF
40
41
42
43
44
AUX-L
CD-RCH
CD-LCH
TUNER-RCH
TUNER-LCH
38
CREF
39
NC
34
CDX-F7710/F7710S/F7715X/F7750/F7750S
IC110 BA8271F-E2 (MAIN Board (4/4))
1
2
3
4
5
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
GND
VCC
RESET
BUS ON
BUS ON
CLK IN
BU IN
DATA IN
DATA OUT
DATA
IC550 TDA7333013TR (MAIN Board (1/4))
IC402 LA2901V-TL (MAIN Board (1/4))
1
24
2
3
4
5
6
7
VREF
VREF
VCC
VCC
VREF
23
21
22
20
17
14
13
19
18
16
15
VREF
VREF
VCC
VCC
VREF
8
9
10
11
12
SIGNAL
AMP
SIGNAL
AMP
SIGNAL
AMP
SIGNAL
AMP
LIFT
AMP
LIFT
AMP
FR-
FR+
N.C
RR-
RR+
FL+
FL-
N.C
DC(R)
DC(L)
OUT(FR)
OUT(RR)
OUT(FL)
OUT(RL)
VCC(R)
VCC(L)
LIFTL OUT
LIFTL VD
GND(R)
LIFTR VD
LIFTR OUT
GND(L)
RL+
RL-
VDDA
INTERPOLATOR
RAM
BUFFER
&
CONTROL
LOGIC
TEST LOGIC
&
PIN MUX'S
I
2
C/SPI
INTERFACE
BAND PASS
FILTER
SIGMA DELTA
CONVERTER
SINC4
FILTER
REF3
REF2
REF1
VSS
VDDD
RESETN
TM
1
MPX
16
CSN
SDAOUT
RDSREG
3
INTN
MPX
SINC4REG
SDAIN
SCK
SPI
TESTREG
SCK
SPI
TESTREG
14
2
3
4
5
6
7
8
INTN
15
SA_DATAOUT
13
SDA_DATAIN
12
SCL_CLK
11
OSCILLATOR
XTO
10
XTI
9
RDS
DEMODULATOR &
SYNCHRONIZATION
2
35
CDX-F7710/F7710S/F7715X/F7750/F7750S
IC201 TDA8588AJ/N2/R1 (MAIN Board (2/4))
MUTE
MUTE
ENABLE
LOGIC
STANDBY
MUTE
CHIP DETECT
DIAGNOSTIC
PROTECTION
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOADDUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
OUT FL-
OUT FL+
OUT RL-
OUT RL+
INRL
SGND
INRR
OUT RR+
OUT RR-
OUT FR+
OUT FR-
DIAG
SW2(ANT REM)
SW1(ANT REM)
REG3(SERVO)
REG4(DR+B)
VP(REG)
REG2(BU 5V)
SDA
SCL
VP2
PGND3
SVR
INFL
INFR
AC GND
PGND2
VP1
STB
PGND1
RST
CRES
REG1(AUDIO +B)
GND(REG)
REG5(ILL)
CBU
FL
RL
RR
VP
FR
I2C BUS
36
CDX-F7710/F7710S/F7715X/F7750/F7750S
• IC PIN DESCRIPTIONS
• IC3 MB90487APFV-G-131-BNDE1 (CD SYSTEM CONTROL) (SERVO BOARD (2/2))
Pin No.
Pin Name
I/O
Pin Description
1
NC
O
Servo 1.5 V power supply control signal output
2 to 6
NC
—
Not used. (Open)
7
CD BUS0
I/O
Bus data signal input/output 0
8
CD BUS1
I/O
Bus data signal input/output 1
9
VSS
—
Ground pin
10
CD BUS2
I/O
Bus data signal input/output 2
11
CD BUS3
I/O
Bus data signal input/output 3
12
CD BUCK
O
Bus clock signal output
13
CD XCCE
O
Chip enable signal output
14
CD XRST
O
Reset signal output
15
CD ZDET
I
Zero detection signal input
16 to 20
NC
—
Not used. (Open)
21
VCC
—
Power supply pin (+3.3 V)
22
DAC ZDETL
I
Zero data detection signal input (L-ch)
23
DAC ZDETR
I
Zero data detection signal input (R-ch)
24
NC
—
Not used. (Open)
25
RXD
I
UART RXD data signal input (MCBUS/Flash data input)
26
TXD
O
UART TXD data signal output (MCBUS/Flash data output)
27
DEC SSTBY
O
SRAM STANDBY mode control signal output
28, 29
NC
—
Not used. (Open)
30
DEC INT
I
Request signal input
31, 32
NC
—
Not used. (Open)
33
AVCC
—
Power supply pin (+3.3 V) for A/D converter
34
AVRH
—
External reference voltage for A/D converter
35
AVSS
—
Ground pin
36
NC
—
Not used. (Open)
37
DEC XMUTE
O
Mute signal output L: mute
38, 39
NC
—
Not used. (Open)
40
VSS
—
Ground pin
41
NC
—
Not used. (Open)
42
MEC LIMIT
I
Sled limit in detection switch signal input
43
MEC LOAD
O
Loading motor signal output (Load direction)
44
MEC EJECT
O
Loading motor signal output (Eject direction)
45
MEC INSW
I
Pack-in detection signal input
46
MEC DSW
I
Chucking end detection switch signal input
47, 48
MD0, MD1
I
CPU operation mode designation signal input (Connect to Vcc.)
49
MD2
I
CPU operation mode designation signal input (Connect to Vss.)
50
BUS ON
I
Bus on signal input L: bus on
51
BU IN
I
Backup on/off signal input H: backup on, L: backup off
52
CD SBSY
I
SUBQ sync signal input L: interruption
53
MEC SELFSW
I
Disc insert detection switch signal input L: disc in interruption
54, 55
NC
—
Not used. (Open)
56
UNISI
I
Serial data signal input
57
UNISO
O
Serial data signal output
58
UNICKI
I
Serial clock signal input
59
LINEOFF
O
Line off signal output
60
A ATT
O
Audio attenuation signal output H: ATT on
61
EJECT OK
I
Front panel open signal input H: eject
62
OPEN REQ
O
Front panel open/close request signal output H: open request
63
MECON
O
Mechanism deck power supply control signal output
64
CDON
O
Servo power supply control signal output
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