Service manual

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2
3
4
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DVR-S120/NX-P120
58
■ DVR-S120 BLOCK DIAGRAM / ブロックダイアグラム
DIGITAL
D-AMP MODULE
SUB
See page 75 SCHEMATIC DIAGRAM
MAIN
See page 76 and 77 SCHEMATIC DIAGRAM
DVD
See page 70–74 SCHEMATIC DIAGRAM
See page 79 SCHEMATIC DIAGRAM
SUB
See page 79 SCHEMATIC DIAGRAM
FL
29
31
23
25
21
27
5
6
7
2
3
1
6
5
7
6
5
7
2
3
1
2
3
1
IC122
IC2
IC125
IC125
IC4
IC2
IC4
IC3
out
FR out
DVD (MPEG)
BACK-END
DVD
FRONT-END
97LOADER
S_ou t
Cb
Y
YC
Cr
SCART
D2 (only J)
Phones
HP_MUTE
L
R
+
+
10dB
(DSP)
Digital_in
Di
gital_out
FL
FL 51
50
54
53
55
52
FR
L
R
9
6
7
8
1259
60
61
62
31
32
27
28
23
24
25
26
21
22
FR
SURL
SURR
C
SW
MIXL
MIXR
BD3815KS
VOLUME
VIDEO
VCR_out
VCR_in
DVD
TUNER
15
,
16
IC121
3
,
4
1
,
2
5
,
6
7
,
8
BD3842FS
17
,
18
IC379
IC378
4M
DRAM
YSS938-F
AK4628VQ
IC380
IC123
13
,
14
22
,
23
,
24
11,12
DA,CLK,DGND
9,10:GND
19 : +7V
20 : BIAS
21 : -7V
VCR_in
1
Monitor_out
10
VCR_out
5
DVD
12
VIDEO_in
3
NJM2279M
6,7
2 : SW1
4 : MUTE2
8 : +5V
9 : NC
11 : MUTE1
13 : SW2
14 : -5V
SURL out
SURR out
C out
SW out
SW_MUTE
+
DAC2
DAC3
DAC4
IC1
Sub CPU
DAC5
COMPONENT (except J)
SWout
Speaker out
D-AMP
+13dB
+
+
+
+
+
IC384
IC384
IC375
IC375
IC377
IC377
IC376
IC376
IC385
IC373
DECODER
IC372
J model only
PLD
IC371
SRAM
IC385
Q654
Q664
Q661
Q655
Q663
Q656
Q666
Q662
Q657
Q665
D-AMP
D-AMP
D-AMP
D-AMP
D-AMP MODULE
FL
(WHITE)
SURL
(BLUE)
SURR
(GRAY)
C
(GREEN)
FR
(RED)
VIDEO
Q123 Q122
Q127
Q128
Q129
Q130