Harman Kardon HK 3700 Service Manual page 119

HK37_MAIN_MP_CUP12609Z-A_131205.sch-2 - Mon Dec 09 11:48:15 2013
Harman Kardon
6
D
L
PHONO
R
L
ANALOG 1
R
L
ANALOG 2
R
C
L
ANALOG 3
R
L
ANALOG 4
R
L
ANALOG 5
R
L
REC OUT
R
B
IISD
L-OUT
R-OUT
GND
A
VCC
DATA
CLK
LA
IIC/RDSI
5
C315
1500P
J500,J501 USA向
R311
COIL EUR向 R309
C313
C311 680 47K R313 10/50V 820
L301
320mH C303 100/16V C309 5600P 470 R317
R301 R307 C317
1K 1000P 560K
10/50V
4 3 2 1
J500
C3A206
J634
J501
C3A206 AGND AGND
5 6 7 8
C310 R308
C304 1000P
R302 560K
320mH 1K 10/50V C312 R312 C314
R310 R314 10/50V 820
L302
D305 1SS355T 680 47K 5600P 470 R318
100/16V C318
C316
D306
1SS355T
1500P
R320 4.7
C327 0.1uF
CHGND AGND
AGND
C370
JUMPER
R347 220
AGND
AGND
C371
JUMPER
R348 220
R644
IC10
C372
R355 220 2.2
CVINJW1112V
JUMPER AGND
C398
L1 V-
AGND
10uF/50V
R1 DATA
C373
R358 220 JUMPER
L2 LATCH
R353 220 C374
R2 CLOCK
JUMPER
L3 ADR
AGND
R3 V+
C375 L4 GND
R354 220
C328 0.1uF
JUMPER R4 V-
R375 4.7
D328 1SS355T
L5 OutL1
D327
1SS355T AGND
C376
R350 220 R5 OutR1
JUMPER
L6 OutL2
AGND
R6 OutR2
R640 0
C377 L7 OutL3
R352 220
R641 0
JUMPER R7 OutR3
R344 220
100
L8 OutL4
C392
JUMPER
R8 OutR4
AGND
100
C393
R346 220
220 JUMPER
R377
AGND
R378 220
C326 0.1uF
R381 4.7
D326 1SS355T
D325 1SS355T
R369
C352
3.9K R382
CHGND AGND 560 50V/10uF
1 2 3
REC MUTE
6 5 4
R383 C353
560 50V/10uF
R370
C460 0.1uF REC_MUTE
3.9K
C461 0.1uF
AGND
D307
1SS355T
D308 1SS355T
C462 0.1uF
C463 0.1uF
D309 1SS355T
D310
1SS355T
CHGND AGND
+3V3
R324 R325 TUN_L
100 0
TUNER_SDA1
TUNER_CLK
AGND
R327 R328
100 0
TUN_R
AGND
4 3
C454
100uF/25V
C456
C421 100uF/25V
C457
R455
R456
AGND
R645 110
NJW_DATA
110
R646
NJW1112_LATCH
R647 110
NJW_CLK
L-CH
32 31 30 29 28 27 26 25 24 23 22 21
CVINJW1194
1 2 3 4 5 6 7 8 9 10 11 12
AGND
R387
ADC_R
ADC_L
AGND
R388 R-CH
AGND
C441
C442
C443
BN30B 1 2 3
AGND
+3V3
R334
C354 4.7K
R332
TUNER_L
50V/10uF 270
TUNER_R
AGND
6 5 4
+3V3
TUNER_SDA
TUNER_SDA1
TUNER_CLK
1 2 3 TUNER_CLK
AGND
4.7K
TUNER_MUTE
R335
C355
R333
50V/10uF 270
AGND
2
2013.08.16
TEST用 : OPEN
+7.5V
-7.5V
0.1uF
0.1uF
1.0
1.0
AGND
R467
HP_L
1K
+12V
4.7K
R457 C378
J916 AGND
C567 R474
10/50V
10/50V 270
5 6 7 8
20 19 18 17
13 14 15 16
4 3 2 1
AGND
AGND
J915 C379 C568
AGND
10/50V 10/50V
AGND
R468
HP_R
-12V
1K
100P
100P
100P
R251
C254 R254 J942 R484
100
AGND 33K
10/50V
C253
100P
AGND
AGND
5 6 7 8
-12V
AGND
4 3 2 1
C258
R257
15K 0.047u
C259
AGND
R258 10/50V
AGND
15K
AGND
9 8 7 6 5 4 3 2 1
CN20
MP
ISSUE
ANAM
MULTI. LAB
2013.12.03
HK 3770 Service Manual
1
+12V
D605
XXX
R736
XXX
+12V
AGND
-12V
AGND
R737
XXX
D606
XXX
-12V
FL_IN
FUNC_MUTE
4 5 6
AGND
3 2 1
AGND
AGND
FUNC_MUTE
R475
FR_IN
270
FUNC_MUTE
R485 R488
SUB OUT
560 560 0
4 5 6
AGND
3 2 1
REVISION 2 4 6
1 3 5 7
SCHEMATIC DIAGRAM
HK3700/3770
MODEL
23 27
DESIGN CHECK APPROVE DRAWING NO
Page 119 of 120
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