Sony WX-800UI Service Manual ▷ View online
WX-800UI
33
• IC Block Diagrams
– MAIN Board –
IC001 SDP2014HN/V102
IC001 SDP2014HN/V102
I.C.
20
VSSD
21
VDDD
22
VSSD_IO
23
SDA
24
FM_IN_P 6
VDDA_RF 7
VSSA_RF 8
VDDA_IFADC 1
VSSA_IFADC 2
FM_CAP 4
FM_IN_M 5
VBGP 3
AM_IN_P
9
AM_LNA_CAP
10
I.C.
11
I.C.
12
I.C.
13
I.C.
14
I.C.
15
16
I2S_BCK
18
I2S_WS
17
I2S_SD_1
19
I2S_SD_0
FM
FRONT-END
AM
FRONT-END
A/D
CONVERTER
STEREO D/A
CONVERTER
I2C
POWER
IC CONTROL
UNIT
XTAL
OSCILLATION
DIGITAL CONTROL
OSCILLATION
DIVIDERS
DIGITAL
TUNING
TUNING
SYSTEM
RADIO
PROCESSING
I2S INPUT
BUFFER
I2S OUTPUT
BUFFER
AUDIO
PROCESSING
XTAL_IN
20
20
32
VSS
31
GPIO_0
20
20
28
DAC_R
29
DAC_L
30
GPIO_1
20
20
27
GPIO_2
20
20
26
SCL
20
20
25
IC002 BU33UC3WG-TR
IC702 BU33TD3WG-TR
IC703, 704 BU15TD3WG-TR
IC702 BU33TD3WG-TR
IC703, 704 BU15TD3WG-TR
2
GND
1
VIN
VOUT
5
VOLTAGE
REFERENCE
3
STBY
NC
4
STANDBY
OVER CURRENT
PROTECTION
THERMAL
SHUTDOWN
+
–
IC301 PURE5001H-4WX
TAB
1
PW-GND2
2
OUT2–
3
ST-BY
4
OUT2+
5
VCC2
6
OUT1–
7
PW-GND1
8
OUT1+
9
SVR
10
IN1
11
AC-GND
16
OUT3+
17
PW-GND3
18
OUT3–
19
VCC1
20
OUT4+
21
MUTE
22
OUT4–
23
PW-GND4
24
HSD
25
IN3
15
IN4
14
S-GND
13
IN2
12
HIGH SIDE
DRIVER
WX-800UI
34
A1 1
INPUT SELECTOR
(1 SINGLE-END AND 5 STEREO ISO)
SUB GAIN
ADJUST
I2C BUS
LOGIC
2ND ORDER LOW-PASS FILTER
INPUT GAIN
OUTC
40
A2 2
BP1 3
BP2 4
CP1 5
CN 6
CP2 7
ISO
GND
AMP
ISO
GND
AMP
ISO
GND
AMP
ISO
GND
AMP
DP1 8
DN 9
DP2 10
ISO
GND
AMP
ISO
GND
AMP
EP1 11
EN 12
EP2 13
ISO
GND
AMP
ISO
GND
AMP
FP1 14
FN1 15
ISO
GND
AMP
FN2 16
FP2 17
MIN 18
BN 19
HIVOLB 20
ISO
GND
AMP
OUTS
39
OUTR1
38
OUTR2
37
OUTF1
36
OUTF2
35
INF2
34
IG1
28
IG2
27
VCCL
26
INF1
33
INR2
32
INR1
31
INS
30
INC
29
FADER
ATT
FADER
ATT
FADER
ATT
LEVEL
SHIFT
LEVEL
SHIFT
FADER
ATT
FADER
ATT
FADER
ATT
FADER
BOOST
BOOST
FADER
BOOST
BOOST
FADER
BOOST
BOOST
FADER
BOOST
BOOST
FADER
BOOST
BOOST
FADER
BOOST
BOOST
+
+
VREF
REG (4.15V)
25
GND
24
SDA
23
SCL
22
VCCH
21
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
MAIN GAIN
ADJUST
FRONT
SELECTION
REAR
SELECTION
SUB
SELECTION
IC402 BD3468FV-E2
IC501 BU4228F-STR
–
+
VDD 2
GND 1
VOUT
4
CT
3
VREF
EN 2
ECO 4
ADJ5 1
40 N.C.
37 GND4
43 VIN0
42 BCAP
44 GATE5
39 HSW2
LD4EN 3
ERR1 5
VOUT4 20
TIMER 19
VOCAL 18
CLCAL 17
VIN4 16
FB1 22
INV1 21
LDO5
(CONTROLLER)
TIMER
LATCH
INTERNAL
REGULATOR
HSIDE
SW2
38 HSW1
36 SW2
35 FB2
35 FB2
33 VOUT0
30 VOUT1
34 INV2
32 VIN1
31 ADJ1
31 ADJ1
HSIDE
SW1
LDO1
26 VIN2
28 VOUT2
27 GND3
27 GND3
29 ADJ2
25 SNSH
24 SNSL
23 GATE1
24 SNSL
23 GATE1
LDO2
LDO4
(CALIBRATE)
VIN3 15
ADJ3 14
RT 11
VOUT3 13
GND2 12
SYNC 9
GND1 10
ERR2 6
LDO3
TSD
SCL 8
SDA 7
I2C
I/F
OSC
DCDC2
DCDC1
(CONTROLLER)
OVP
41 VINSW
L_DET
UVLO
BU_SW
BU_CONT
STB_LDO
IC803 BD49100RFS-E2
WX-800UI
35
IC804 BD60HC0WEFJ-E2
8
VCC
5
EN
6
N.C.
7
N.C.
+
–
–
OVER CURRENT
PROTECITON
THERMAL
SHUTDOWN
SOFT
START
2
VO_S
1
VO
3
GND
4
N.C.
VOUT 1
VIN
6
VSS 2
ON/OFF 3
+
–
–
REFERENCE
VOLTAGE
ON/OFF
CONTROL
VSS
5
SSC
4
INRUSH CURRENT
LIMITING
THERMAL
SHUTDOWN
OVERCURRENT
PROTECTION
IC805 S-13A1A12-E6T1U3
– KEY Board –
IC901 BU97510CKV-ME2
IC901 BU97510CKV-ME2
G1/P1/S1 1
G2/P2/S2 2
G3/P3/S3 3
G4/P4/S4 4
G5/P5/S5 5
G6/P6/S6 6
G2/P2/S2 2
G3/P3/S3 3
G4/P4/S4 4
G5/P5/S5 5
G6/P6/S6 6
S7 7
S8 8
S9 9
S8 8
S9 9
S10 10
S11 11
S12 12
S13 13
S14 14
S15 15
S16 16
S13 13
S14 14
S15 15
S16 16
S42
42
S41
41
S40
40
S39
39
S38
38
S37
37
S48
48
S47
47
S46
46
S45
45
S44
44
S43
43
S36
36
S35
35
S34
34
S33
33
S17
17
S18
18
S19
19
S20
20
S21
21
S22
22
S23
23
S24
24
S25
25
S26
26
S27
27
S28
28
S29
29
S30
30
S31
31
S32
32
INHb
61
S53
57
VDD
56
S52/OSC
60
VSS
59
S54
58
S51
55
S49
49
S50
50
COM1
54
COM2
53
COM3
52
COM4
51
SEGMENT DRIVER/LATCH
SCE
62
SDI
64
SCL
63
VDET
VLCD
VLCD1
VLCD2
LCD VOLTAGE
GENERATOR
CLOCK/TIMING
GENERATOR
COMMON
DRIVER
SERIAL
INTERFACE
SHIFT
REGISTER
PWM
REGISTER
CONTROL
REGISTER
WX-800UI
36
• IC Pin Function Description
MAIN BOARD IC503 R7S7200032CFP-A (AUDIO DSP, SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
BT_MIC_DET
I
External microphone plug insert detection signal input terminal Not used
2
AMP_MUTE
O
Amplifi er muting on/off control signal output to the power amplifi er “L”: muting on
3
AMPSTB
O
Standby signal output to the power amplifi er “L”: standby
4
SERVO_ON
O
Power on/off control signal output to the servo section “H”: power on
5
SP_CLK
O
Serial data transfer clock signal output to the audio DSP
6
SP_DATA
I
Serial data input from the audio DSP
7
Vcc
-
Power supply terminal (+1.18V) (for internal)
8
DEC_XMUTE
O
Muting on/off control signal output to the audio DSP “L”: muting on
9
Vss
-
Ground terminal
10
CD_ZDET
I
Zero data detection signal input from the audio DSP
11
PVcc
-
Power supply terminal (+3.3V) (for I/O)
12
BSIF_GATE
O
Gate signal output to the audio DSP
13
DEC_INT
I
Interrupt signal input from the audio DSP
14
DSP_RST
O
Reset signal output to the audio DSP “L”: reset
15
DSP_SSTBY
O
Standby signal output to the audio DSP “L”: standby
16
BSIF_ST_REQ
I
Request signal input from the audio DSP
17
CD_BUSCLK
O
Serial data transfer clock signal output to the audio DSP
18
Vss
-
Ground terminal
19
CD_XCCE
O
Chip enable signal output to the audio DSP
20
CD_SDO
O
Serial data output to the audio DSP
21
Vcc
-
Power supply terminal (+1.18V) (for internal)
22
CD_SDI
I
Serial data input from the audio DSP
23
Vss
-
Ground terminal
24
BSIF_BCK
O
Bit clock signal output to the audio DSP
25
PVcc
-
Power supply terminal (+3.3V) (for I/O)
26
BSIF_LR
O
L/R sampling clock signal output to the audio DSP
27
BSIF_DO
O
Audio data output to the audio DSP
28
BEEP
O
Beep sound drive signal output to the power amplifi er
29
DEC_BCK_IN
I
Bit clock signal input from the audio DSP
30
DEC_LRCK_IN
I
L/R sampling clock signal input from the audio DSP
31
Vss
-
Ground terminal
32
DEC_SDOUT_F
O
Audio data output to the audio DSP
33
DEC_SDIN_CH0
I
Audio data input from the audio DSP
34
Vcc
-
Power supply terminal (+1.18V) (for internal)
35
LCD_CLK
O
Serial data transfer clock signal output to the LCD driver
36
Vss
-
Ground terminal
37
NC
-
Not used
38
LCD_CE
O
Chip enable signal output to the LCD driver
39
PVcc
-
Power supply terminal (+3.3V) (for I/O)
40
LCD_DO
O
Serial data output to the LCD driver
41
MEC_EJECT
O
Loading motor drive signal (eject direction) output terminal “H”: motor on
42
SYNC_OUT
O
Frequency control signal output to the regulator
43
DEBUG_TX
O
Transmit data output terminal for the debug Not used
44
LRCK_INT
I
L/R sampling clock signal input from the pin 26 (BSIF_LR)
45
ACC_IN
I
Accessory power detection signal input terminal “L”: accessory power on
46
Vss
-
Ground terminal
47
DRV_ON
O
Driver control signal output to the CD mechanism deck block
48
XM_TX
O
Serial data output terminal Not used
49
KEY_ACK1
I
Key acknowledge signal (wake up signal) input from the front panel key
50
PVcc
-
Power supply terminal (+3.3V) (for I/O)
51
MEC_INSW
I
Disc insert detection switch input terminal “H”: disc insert detected
52
BT_CLK
I
Serial data transfer clock signal input terminal Not used
53
BT_SYNC
I
Sync signal input terminal Not used
54
BT_DOUT
O
Audio data output terminal Not used
55
BT_DIN
I
Audio data input terminal Not used
56
BU_IN
I
Back-up power detection signal input terminal “L” is input at low voltage
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