Block Diagram - Amp Section - Sony MAP-S1 Service Manual

5-3.

BLOCK DIAGRAM - AMP Section -

DIGITAL AUDIO/CLOCK SIGNAL
I2S0_DO,
I2S2_DO
I2S0_DO
>005B
(Page 40)
I2S2_DO
J2001 (1/2)
L
LINE IN
R
I2S2_DO
AUDIO_MCK
>008B
(Page 40)
29 30
MAP-S1
SELECTOR
D/A CONVERTER
IC910
IC913
14 4A
4Y 12 5 DATA IOUTL+ 25
13 4B
DAC LPF
2 1A
1Y 4 7 SCL IOUTL– 26
3 1B
5 2A 2Y 7 6 BCK IOUTR+ 17
R-CH
IOUTR– 18
11 3A
3Y 9 4 LRCK
10 3B
MDO 13
MDI 11
MC 12
1 MS 10
RST 14
R-CH
D/A CONVERTER
IC914
2 DATA VOUTL 7
R-CH
VOUTR 8
1 BCK
3 LRCK
16 SCK
SERIAL FLASH MFI
IC202 IC200
2 5 6 1 3 7 2 6 7
172 170 168 169 166 167 126 125
TONE CONTROL, INPUT SELECTOR,
ELECTRICAL VOLUME
IC2001
PRE AMP
30 In B3 OutB 25
IC916 IC918
32 In B1
10 DATA
11 CLOCK
12 LATCH
ANALOG AUDIO
SELECTOR
12 0X
15 2X
42 44 45 47 114 133 41
AUDIO DSP, SYSTEM CONTROLLER
41 41
DIGITAL AUDIO AMP
IC2003
LINE AMP
40 IN2 HO2 23
IC2012
R-CH
44 IN1
LO2 20
VS2 26
TH001 29 OTP
HO1 14
LO1 17
VS1 11
FAULT 3
47
HEADPHONE
AMP
IC2010
LINE AMP
IC2011
IC915
X-COM 13
10 9
SHUTDOUN
CONTROL
Q2003 – 2005
RESET_DAC
DSD_SEL
ASEL_B
ASEL_A
RST
120
IC203 (3/4)
MAP-S1
TB2001
BOOSTER
+
Q2901
L
BOOSTER
Q2902
SPEAKERS
BOOSTER
+
Q2702
R
BOOSTER
Q2701
PROTECT DETECT
Q2012, 2703, 2903
R-CH
J4201
PHONES
MUTING
Q2006
R-CH
J2001 (2/2)
L
LINE OUT
R-CH R
MUTING
Q2001
R-CH
VINL
>004B
(Page 40)
MUTING
CONTROL
Q2010, 2011
ASEL_A, ASEL_B, DSD_SEL,
RESET_DAC, RST
>007B
(Page 40)
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
124 122 94