Sony NW-A605 / NW-A607 / NW-A608 Service Manual ▷ View online
21
21
NW-A605/A607/A608
NW-A605/A607/A608
4-9. SCHEMATIC DIAGRAM – MAIN BOARD (6/6) –
IC501
CN501
TP501
TP512
C502
R519
R509
R521
R522
Q503
R501
R528
R530
C504
R529
C503
R523
C505
R502
C517
R503
R534
R536
R535
TH501
R524
IC507
R540
TP502
C508
C525
C526
R531
C522
IC503
IC502
IC510
C506
C507
R539
C530
C533
R532
C524
C523
R510
R504
C511
IC506
IC505
C510
L501
R505
R512
C516
C512
L502
R506
R514
C514
R515
R516
C501
Q502
Q501
IC509
IC504
C531
C532
IC508
R517
R537
R538
R508
R518
R507
R520
C520
C518
Q507
R525
R526
TP505
TP506
TP507
TP508
TP510
TP509
TP513
R542
R511
C521
TP707
TP515
TP514
TP503
Q505
C519
C527
C528
S710
Q504
Q506
SN412005RHLR
BATT CONNECTOR
BATT+
GND
0.1
470k
470k
10k
10k
2SK3541T2L
2.2k
10k
470k
1
10k
1
470k
10
100k
0.01
100k
47k
2.2k
47k
10K
470k
PST3629RL
0
UNREG
10
47
10V
47
10V
10k
0.1
MM3032JRRE
XC6219B282DR
XC6215B332GR
0.1
1
0
0.1
1
0
1
1
0
470k
4.7
TPS62200DBVR
TPS62200DBVR
4.7
330k
220k
10
100p
1M
570k
100p
100k
220k
10
NTHS2101PT1G
2SK3541T2L
XC6219B232DR
XC6215B152GR
0.1
1
PST3624RL
10k
0
0
0
470k
470k
0
1
1
3LP01S-K-TL-E
100k
10k
VDD_CORE1.25
VDD_IO2.8
VDD_NAND2.8
VDD_AD2.3
MEM_XRST
VDD_RTC2.8
VDD_USB1.5
0
100
0.022
RESET
VDD_USB3.3
VDD_WMA2.8
VDD_USB3.3
2SK3541T2L
0.001
0.001
0.001
3LP01S-K-TL-E
2SK3541T2L
• See page 24 for IC Block Diagrams.
22
22
NW-A605/A607/A608
NW-A605/A607/A608
4-10. PRINTED WIRING BOARD – SW BOARD –
:Uses unleaded solder.
ALBUM
HOLD
S707
ALBUM
HOLD
A
MAIN BOARD
CN701
(Page 14)
1-866-772- (21)
21
1-866-772- (21)
21
1
2
9
10
S701
R703
VDR701
.
S706
S704
DISP/FUNC
S709
SEARCH/MENU
S708
>
VDR705
VDR703
VDR704
R700
CN702
SW BOARD
SW BOARD
(SIDE A)
(SIDE B)
23
NW-A605/A607/A608
•
IC Block Diagrams
IC301 TB2173FTG
– MAIN Board –
IC401 RV5C348A-E2
34
MUTE SW
C-SW
OUTA
MODE
SWITCH
VOLUME
VOLUME/SWITCH
/PORT CONTORL
2
35
PW SW
36
RESET
37
CK
38
DATA
39
STB
43
P1
44
P2
40
VDD
41
PRE NFA
33
IN2A
31
PRE INA
29
PRE INB
28
VOL OUTA
30
VOLUME
IN2B
26
IN1A
25
VOL OUTB
27
GND
32
PRE GND
MODE TC
23
+
–
+
–
42
PRE NFB
BEEP OUTA 1
BEEP OUTB 6
VCC2 7
BST TC 8
AGC DET 9
AGC IN 10
OUTC 3
PW GND 4
OUTB 5
ATTENUATOR
IN1B
24
ATTENUATOR
22
MUTE TC
21
BEEP
20
VCC1
19
BIAS IN
18
BEEP
OUT ADJ
17
RF
16
LPF1
14
LPF2
12
BST NF
13
BIAS OUT
15
BIAS
+
–
+
–
+
–
BST AGC
BST OUT 11
PORT
32kHz
OUTPUT
CONTROL
OSC
DETECT
DIVIDER
CORRECTION
TIME COUNTER
(SEC, MIN, HOUR, WEEK, DAY, MONTH, YEAR)
COMPARATOR_D
INTERRUPT
CONTROL
SHIFT
REGISTER
COMPARATOR_W
ALARM_W REGISTER
(WEEK, MIN, HOUD)
ALARM_D REGISTER
(MIN, HOUR)
OSC
DIV
ADDRESS
DECODER
DECODER
ADDRESS
DECODER
DECODER
VOLTAGE
DETECT
I/O
CONTROL
1
32K
OUT
2
SCLK
3
SO
4
SI
5
VSS
6 /NTR
7 CE
8 OSCOUT
9 OSCIN
10 VDD
24
NW-A605/A607/A608
IC505, IC506 TPS62200DBVR
1
V1
2
GND
3
EN
5
SW
4
FB
R1
REF
Skip Comparator
Conpensation
Gm
VREF=0.5V
Comparator High
Comparator
S
R
Comparator Low
Comparator Low2
+
+
–
–
Undervoltage
Lockout
Blas Supply
V
I
Sawtooth
Generator
+
–
V(Comp)
Control Logic
Comparator High
Comparator Low
Comparator Low2
1MHz
Oscillator
Soft Start
+
–
REF
Current Limit Comparator
+
–
Driver
Shoot-Through
Logic
+
–
IC2001 TEA5767HN
GAIN
STABILIZATION
RESONANCE
AMPLIFIER
1/Q-MIXER
1st FM
LIMITER
POWER
SUPPLY
SOFT
MUTE
IF
COUNTER
CRYSTAL
OSCILLATOR
MUX
Iref
SDS
programmable divider output
pilot
mono
reference frequency divider output
MPX
DECODER
LEVEL
ADC
IF CENTER
RREQUENCY
ADJUST
SOFTWARE
PROGRAMMABLE
PORT
I C-BUS
AND
3-WIRE BUS
AGC
VCO
TUNING SYSTEM
N1
÷
2
DEMODULATOR
2
3
4
5
6
7
8
9
13
12
15
16
17
18
19
22
23
24
25
26
27
28
29
32
33
34
35
36
37
38
39
14
11
1,10,20,,21,,30,31,40
2
CPOUT
VCOTANK1
VCOTANK2
VCC(VCO)
DGND
VCCD
DATA
CLOCK
NC
WRITE/READ
BUSMODE
BUSENABLE
SWPORT1
SWPORT2
XTAL1
XTAL2
PHASEFIL
PILFIL
VAFL
VAFR
TMUTE
MPXO
VREF
TIFC
LIMDEC1
LIMDEC2
IGAIN
AGND
VCCA
RFI1
RF GND
RFI2
TAGC
LOOPSW
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