NAD C541i, Руководство по обслуживанию

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19
LRSY
ROMXA
CK2
CLKO
M302A
16.9344MHz
C328
20p
C329
20p
DGND
DGND
C320 10u/16V
AGND
C324
10u/16V
AGND
C376
100u/25V
C378
224K
R356 3K6
R360
1
6
K
C353
100p
R396
4
K
7
A-12V
AGND
R364
1K5
R368 2K2
R372 2K2
C357 2700p
C363 4700p
C367 680p
C369
100u/25V
C382
224K
R376 75R
R374
100K
R380 75R
1
2
M317A
LINE_OUT_L
Q302 2SD655F
Q304 2SD655F
C325 10u/16V
C334
10u/16V
C326 104K
D+5V
DGND
C321
10u/16V
AGND
R320 470R
EMPH
C323
10u/16V
C322
104K
A+5V
D301
IN4148
D302 IN4148
C327 104K
C332
10u/16V
A+5V
D+5V
R337 560
2 3
1
U306A OPA2604
6 5
7
U306B OPA2604
8 4
U305C OPA2604
DGND
R378 4K7
R382 4K7
R414 100K
A-12V
C375
100u/25V
C377
224K
R355 3K6
R359
1
6
K
C352
100p
R394 4K7
A-12V
AGND
R363
1K5
R367 2K2
R371 2K2
C356
2700p
C362 4700p
C366 680p
C368
100u/25V
C379 224K
R375 75R
R373 100K
R379
75R
3
2
M317B
LINE_OUT_R
Q301
2SD655F
Q303
2SD655F
2 3
1
U305A OPA2604
6 5
7
U305B OPA2604
8 4
U305C OPA2604
R377
4K7
R381 4K7
MUTE
1
2
M318
DIG_O_RCA
R384 75R
C387
103K
1 2
3
4
L301
CHASIS
1
2
M319 NAD LINE
1
2
M319 NAD LINE
R411
100R
C416
104K
C409 104K
CHASIS
OUT IN
R408 100R R409
100R
P24 P25 P26 P27 VCC X2 X1 P31 P32
P33 P00 P01 P02
GND
P20 P21 P22 P23
1 2 3 4 5 6 7 8 91
0
11 12 13 14 15 16 17 18
U402 NADLINE_001
R383
150R
C385 2200p
Vin
GND
Vout
1
2
3
M303 DST310
C386
104K
R397 4K7
J528
C383
22u/10V
C384
1000p
1 2
3
U403A
74HC00
4 5
6
U403B
74HC00
D+5V
DIG_OUT
D412
1N4148
D415
1N4148
DGND
DGND
D414
1N4148
12 13
11
U403D
74HC00
9 10
8
U403C
74HC00
D413
1N4148
R410
100K
R407 4K7
D431
1N4148
TELECONTROL
D426
1N4148
M402A
12MHz
C415
27p
C414
27p
C450 104K
CHASIS
C412 104K
C413 104K
L401 10uH
DGND
D+5V
14
7
U403E
74HC00
C380 104K
C381 104K
C371 470u/16V
C372 470u/16V
R391 220R 1/2W
R390 220R 1/2W
C374 470u/16V C373 470u/16V
R393 220R 1/2W R392 220R 1/2W
A+12V
A-12V
R395
4K7
C417 104K
C418
10u/16V
D+5V
HDCD
LED1
C370
103K
LRCIN
DIN
BCKIN
CLKO
XTI
XTO
DGND
VDD
HDCD
VCC2R
AGND2R
EXTR
VOUTR
AGND1
VCC1 VOUTL EXTL AGND2L VCC2L GAIN ZERO RST CS/IWO MODE MUTE MD/FSS MC/DEM ML/I S
1 2 3 4 5 6 7 8 9
10 11 12 13 14
15 16 17 18 19 20 21 22 23 24 25 26 27 28
U302
PCM1732U
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
IR
M316
DIG_O_OTP
D+5V
C361 104K
IN4148
D404
Q404 DTA114
Q405 DTC114
R402 1K
MUTE
D+8V
U301-P50
D/A
TO MCU
AMP
NOTE:
1. RESIST
ORS,
ARE CARBON FILM 5% 1/8W UNLESS
OTHER
WISE SPECIFIED.
2. CERAMIC CAP
ACIT
ORS,
ARE 50V 10%. UNLESS
OTHER
WISE SPECIFIED.