Read Sony MDS-NT1 Service Manual online
45
45
MDS-NT1
6-10. SCHEMATIC DIAGRAM – MAIN Board (2/2) –
•
See page 38 for Waveforms.
•
See page 48 for IC Block Diagrams.
EP550
C177
R178
C277
R281
R181
C282
C182
R280
R180
C456
C451
C452
Q170
R270
R456
R142
R163
R161
R262
R264
C165
R165
C161
R164
R162
C166
R166
R240
R242
C266
IC503
C281
C459
C181
R450
C180
C460
C401
T400
C402
C404
IC401
C458
IC400
C408
C409
C410
C407
R401
L400
C412
C413
C414
C415
C416
CN420
D
4
2
1
R421
C851
R266
C261
R263
R261
C265
R265
C101
C100
C852
C854
C507
C524
C523
C450
C462
IC450
C515
C516
C517
R504
R505
R506
R501
R500
R503
C519
R581
C556
C856
R550
C550
C551
C555
D402
D470
R470
D301
C432
C461
R420
R404
Q100
C280
C276
R276
Q270
IC550
R455
D422
BT420
CN200
L280
Q451
R170
R140
IC501(1/2)
IC501(2/2)
R176
C176
IC451
R471
Q400
L504
L550
L551
R551
C554
L503
IC505
THP400
R403
R278
L278
L178
L180
J180
J400
C406
D
4
0
0
RV301
IC402
220p
330
220p
1k
1k
220p
220p
2.2
2.2
220
10V
10V
0.1
0.1
2SD1938(F)
-T(TX)
10k
4.7k
0
10k
10k
10k
10k
100p
10k
220p
10k
10k
100p
10k
0
0
100p
BH3541F-E2
220 10V
1
220
10V
10V
100k
1 50V
47
10V
0.1
0.1
0.1
XC61FN3012MR
220
10V
10V
MAX1626ESA
0.1
0.1
15
16V
6800
16V
0.047
47
6.3V
1000
10V
0.1
0.1
220
10V
10V
2P
1
S
S
3
5
5
T
E
-1
7
220
0
10k
220p
10k
10k
100p
10k
1
1
0
0
0.1
0.1
100
10V
10V
220
10V
10V
0.1
BA05T
100p
100p
100p
100
100
100
220
220
220
1000p
220
0.1
0.1
1M
100
10V
10V
0.1
0.1
SFPB-52V
MA8033-L-TX
2.2k
DAP202UT106
0.1
0.1
0
10k
UN5111-TX
1
50V
22
25V
680
2SD1938(F)
-T(TX)
TC7WHU04FU
10k
RB495D-T146
UN5211-TX
10k
0
NJM2115V(TE2)
NJM2115V(TE2)
680
22
25V
XC6351A120MR
2.2k
HAT1020R-E
0
0.1
0
CXD9627
4.7k
330
0.1
S
FP
B
-5
2
V
20k/20k
BA033FP-E2
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
BCK
DADT
LRCK
LATCH
SCLK
SWDT
ADA.RESET
VEE
VCC
RIN
ROUT
BIAS
LOUT
LIN
MUTE
OUT
3
SHDN
REF
+V
CS
EXT
GND
5
GND
CE
C1+
C1-
VIN
VOUT
(CHASSIS)
(CHASSIS)
VIN
VSS
VOUT
MCLK
BICK
SDTI
LRCK
PDN
CSN
CDTI
CCLK
DZFL
DZFR
VDD
VSS
AOUTL+
AOUTL-
AOUTR+
AOUTR-
(CHASSIS)
GND
VCC
(2/2)
SHORT
SOCKET
LITHIUM
BATTERY
DETECT
VOLTAGE
HEADPHONE AMP
MUTING
HEADPHONE
MUTING
Q170,270
MIX AMP
1
4
2
3
8
7
6
5
MUTING
CONTROL
SWITCH
+5V REGULATOR
-5V REGULATOR
I
O
G
SWITCHING
REGULATOR
SWITCHING
O
G
I
BUFFER
(CHASSIS)
D/A CONVERTER
S
PHONES
DC
IN
9V
-2
-1
ANALOG
OUT
PHONE
LEVEL
+3.3V REGULATOR
L22
µ
H
(Page 44)
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