Sony MEX-N5100BE Service Manual page 38

MEX-N5100BE/N5100BT/N5150BT
• IC Block Diagrams
– MAIN Board –
IC001 SDP2014HN/V102
32 31 30 29 28 27 26
VDDA_IFADC 1
DIGITAL CONTROL DIGITAL
XTAL
OSCILLATION
VSSA_IFADC 2 TUNING
OSCILLATION
SYSTEM
VBGP 3 DIVIDERS
FM_CAP 4
FM_IN_M 5 FM
FM_IN_P 6 FRONT-END
A/D RADIO
VDDA_RF 7
CONVERTER PROCESSING
VSSA_RF 8
AM
FRONT-END
I2S INPUT
BUFFER
9 10 11 12 13 14 15 16
IC002 BU33UC3WG-TR
IC702, 1001 BU33TD3WG-TR
IC703, 704 BU15TD3WG-TR
VIN 1
VOLTAGE
–
REFERENCE
+
5 VOUT
OVER CURRENT
PROTECTION
GND 2
4 NC
THERMAL
SHUTDOWN
STBY 3 STANDBY
IC301 PURE5001H-4WX
HIGH SIDE
DRIVER
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
MEX-N5100BE/N5100BT/N5150BT
25
24 SDA
I2C
IC CONTROL
UNIT
AUDIO STEREO D/A POWER
PROCESSING CONVERTER 23 VSSD_IO
22 VDDD
21 VSSD
I2S OUTPUT
BUFFER
20 I.C.
19 I2S_SD_1
18 I2S_BCK
17 I2S_WS
IC501 BU4228F-STR
GND 1
VREF
+
–
4 VOUT
3 CT
VDD 2
16 17 18 19 20 21 22 23 24 25
IC402 BD3468FV-E2
A1 1
A2 2
BP1 3 ISO
GND
AMP
ISO
GND
BP2 4 AMP
CP1 5 ISO
GND
AMP
CN 6
FRONT
ISO
SELECTION
GND
CP2 7 AMP
DP1 8 ISO
GND
AMP
DN 9
ISO
GND
DP2 10 AMP
EP1 11 ISO
GND
AMP
EN 12
ISO
GND
EP2 13 AMP
FP1 14
ISO
GND
AMP
FN1 15
FN2 16
ISO
GND
AMP
FP2 17
MIN 18
BN 19
HIVOLB 20
IC803 BD49100RFS-E2
LDO5
ADJ5 1
(CONTROLLER)
INTERNAL
REGULATOR
EN 2
BU_SW
LD4EN 3
UVLO BU_CONT L_DET
ECO 4
ERR1 5
ERR2 6
SDA 7
I2C
TSD
SCL 8 I/F
SYNC 9
GND1 10
RT 11 OSC
GND2 12
VOUT3 13
ADJ3 14 LDO3 STB_LDO
VIN3 15
VIN4 16
CLCAL 17
LDO4
VOCAL 18 (CALIBRATE)
TIMER
TIMER 19
LATCH
VOUT4 20
INV1 21
DCDC1
FB1 22
(CONTROLLER)
38 38
FADER FADER
BOOST ATT
LEVEL
40 OUTC
SHIFT
SUB
SELECTION
FADER FADER
BOOST ATT LEVEL
39 OUTS
SHIFT
LEVEL
FADER FADER
38 OUTR1
BOOST ATT SHIFT
REAR
SELECTION
LEVEL
FADER FADER
37 OUTR2
BOOST ATT SHIFT
LEVEL
FADER FADER +
36 OUTF1
BOOST ATT SHIFT
FADER FADER + LEVEL
35 OUTF2
BOOST ATT SHIFT
34 INF2
33 INF1
32 INR2
31 INR1
30 INS
29 INC
28 IG1
27 IG2
26 VCCL
REG (4.15V) 25 VREF
24 GND
I2C BUS 23 SDA
LOGIC
22 SCL
21 VCCH
IC804 BD60HC0WEFJ-E2
IC805 BD12IC0WEFJ-SE2
44 GATE5 8 7 6
OVER CURRENT
PROTECITON
43 VIN0
OVP
42 BCAP SOFT
–
– START
+
41 VINSW
THERMAL
SHUTDOWN
40 N.C.
HSIDE
39 HSW2
SW2
1 2 3 4
HSIDE
38 HSW1
SW1
37 GND4
36 SW2
DCDC2 35 FB2
34 INV2
33 VOUT0
IC1003 NJM2781RB1
32 VIN1
LDO1 31 ADJ1
NOISE 1
8 GND
30 VOUT1
REG 2 REGULATOR
29 ADJ2
28 VOUT2
LDO2
STBY 3 7 V+
27 GND3
26 VIN2
IN+ 4 +
6 OUT
–
25 SNSH
24 SNSL
5 IN–
23 GATE1
5