DOWNLOAD Harman Kardon HD 3700 (serv.man3) Service Manual ↓ Size: 10.54 MB | Pages: 32 in PDF or view online for FREE

Model
HD 3700 (serv.man3)
Pages
32
Size
10.54 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hd-3700-sm3.pdf
Date
PREV: Harman Kardon HD 3700 (serv.man2) Service Manual

Harman Kardon HD 3700 (serv.man3) Service Manual ▷ View online

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I2S PCM
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SPI
STBY LED
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+15V
-15V
VFD+VEF
VFD(F1,F2)
VFD-30V
VFD(F1,F2)
238/2$'(5
003+
16.9344MHz
I2C
GPIO
PP-DFN
IR In
,5FRQWURO
PP-DFN
IR Out
,5
IR IN
5HPRWH6HQVRU
I2C
GPIO  PWM
0&8
7030))*
12MHz
GPIO
TX
RX
30/9
6WDQGE\3RZHU: $3'
BUS
USB Type A
86%,QSXWV
Front panel
SW
USB+5V
USB EN
USB PM
USB DM
USB1 PWR
SPI
JK1
SMPS PCB
CN1
CN2
CN8
CN9
CN1
CN3
CN5
CN4
CN3
4P 2.0
7P 2.5
7P 2.5
16P 1.0
5P 2.0
6P 2.0
13P
 1.0
6P
 2.0
6P
 2.5
CN2
CN4
CN6
CN1
CN2
CN5
STB KEY
PCB
DISPLAY PCB
MCU PCB
CD MOVEMENT
HD3700 SET WIRING DIAGRAM
VCoi
1
RVDD3
2
SLCo
3
RFi
4
RFRPi
5
RFEQo
6
DCoFC
7
AGCi
8
RFo
9
RVSS3
10
FNi2
11
FNi1
12
FPi2
13
FPi1
14
TPi
15
TNi
16
VRo
17
AVSS3
18
MDi
19
LDo
20
FSMoNiT
21
RFZi
22
RFRP
23
TEi
24
AVDD3
25
Foo
26
TRo
27
VSS-3
28
FMo
29
FMoS
30
DMo
31
VDD1-3
32
Pio8
33
Pio9
34
Pio10
35
Pio11
36
Pio12/CDMoN0/FGiN
37
Pio13/CDMoN1
38
Pio14/CDMoN2
39
CDMoN3
40
DVSS3R
41
Ro
42
DVDD3R
43
DVDD3L
44
Lo
45
DVSS3L
46
XVSS3
47
Xi
48
Xo
49
XVDD3
50
VDD1-2
51
VSS-2
52
Pio0
53
Pio1
54
Pio2
55
Pio3
56
Pio4
57
Pio5
58
Pio6
59
Pio7
60
VDD3
61
BUS0
62
BUS1
63
BUS2
64
BUS3
65
BUCK
66
/CCE
67
MS
68
/RST
69
TEST
70
VDD1-1
71
VSS-1
72
/SRAMSTB
73
VDDM1
74
PDo
75
TMAS
76
LPFN
77
LPFo
78
PVREF
79
VCoF
80
IC2
TC94A93MFG-201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CN1
1.0S-12S-16P
R15
220R
C4
104
C81
222
C68
103
C80
472
C5
104
C69
103
C6
104
C65
153
Q4
2sa1362g
R3
4.7R
EC2
100u/16V
C3
104
R10
100K
EC1
100u/16V
AVSS
1
VREFH
2
RESETn
3
MODE
4
PL0, SDA0, TB0OUT
5
PL1, SCL0, TB1OUT
6
PL2, SCK0, TB2OUT
7
PL3, INT0, TB3OUT
8
PL4, TXD1, TB4OUT, SDA3
9
PL5, RXD1, TB5OUT, SCL3
10
PL6, SCLK1, TB6OUT, CTS1n
11
PL7, INT1, TB7OUT
12
DVSS
13
PM0, SCLK2, TB1IN0, CTS2n
14
PM1, TXD2, TB1IN1
15
PM2, RXD2, ALARMn
16
PM3, INT2, TB3OUT
17
PM4, SCLK3, CTS3n
18
PM5, TXD3
19
PM6, RXD3
20
PM7, INT3
21
PN0, TXD4
22
PN1, RXD4
23
PN2, SCLK4, TB2IN0, CTS4n
24
PN3, INT4, TB2IN1, RMIN0
25
PP0
26
PP1
27
PP2,----          ----SPDO
28
PP3,----          ----SPDI
29
PP4,----          ----SPCLK
30
PP5,----          ----SPFSS
31
PP6
32
DVCC
33
DVSS
34
PA0
35
PA1
36
PA2
37
PA3
38
PA4
39
PA5
40
PA6
41
PA7
42
PB0
43
PB1
44
PB2
45
PB3
46
PB4
47
PB5
48
PB6
49
PB7
50
PE0, TB5IN0
51
PE1, TB5IN1
52
PE2, TB6IN0
53
PE3, TB6IN1
54
PE4, TXD0
55
PE5, RXD0
56
PE6, SCLK0, CTS0n
57
PE7, INT5, SCOUT
58
DVCC
59
DVSS
60
SWDIO
61
SWCLK
62
PF0, TRACECLK
63
PF1, TRACEDAT0
64
PF2, TRACEDATA1
65
PF3, TRACEDATA2
66
PF4, TRACEDATA3
67
PG0, SDA1, TB7IN0
68
PG1, SCL1, TB7IN1
69
PG2, SCK1
70
PG3, INT6
71
PG4, SDA2
72
PG5, SCL2
73
PG6, SCK2, USBPON
74
PG7, INT7, USBOCn, WDTOUTn
75
REGVCC
76
XT1
77
XT2
78
CVCC
79
X1
80
CVSS
81
X2
82
DVCC
83
DVSS
84
D+
85
D-
86
NMIn
87
TEST1
88
TEST2
89
PI0
90
PI1
91
AVCC
92
PJ0, AIN0
93
PJ1, AIN1
94
PJ2, AIN2
95
PJ3, AIN3, ADTRGn
96
PJ4, AIN4, KWUP0
97
PJ5, AIN5, KWUP1
98
PJ6, AIN6, KWUP2
99
PJ7, AIN7, KWUP3
100
IC5
TMPM321 F1 0FG
ch1 OUT-A
1
ch1 OUT-B
2
ch1 IN-A
3
ch1 IN-B
4
Tr-B
5
VREG-OUT
6
MUTE
7
GND
8
ch2 IN-B
9
ch2 IN-A
10
ch2 OUT-B
11
ch2 OUT-A
12
SUBGND
13
OP OUT
14
OP IN (–
)
15
OP IN (+)
16
ch3 OUT–
A
17
ch3 OUT–
B
18
ch3 IN–
A
19
ch3 IN–
B
20
VCC
21
VCC
22
BIAS–
IN
23
ch4 IN–
B
24
ch4 IN–
A
25
ch4 OUT–
B
26
ch4 OUT–
A
27
SUBGND
28
GND
29
GND
30
IC6
SA1469PH
R79 0R
C1
104
C2
104
C7
104
C67
NC
EC13
47u/16V
C14
104
C101
333
EC14
47u/16V
C15
104
C96
562
A3.3V
C17
104
DGND
D1.5V
A3.3V
C18
104
C21
104
C109
106
O
2
G
1
I
3
IC4
AMS1117-1.5
EC18
470u/10V
EC17
470u/10V
FB6
FB1206
M1.5V
C66
153
R21
15K
R31
330K
R27
47K
C82
47pF
C8
104
M1.5V
R84
0R
EC15
47u/16V
C16
104
D1.5V
A3.3V
R85
0R
EC16
47u/16V
C19
104
R108
22R
EC5
100u/16V
C22
104
D1.5V
C20 104
A3.3V
X1
16.9344MHz
R99
100R
C102
22pF
R109
1M
C103
22pF
A3.3V
VREF
SVCC
E
D
A
B
C
F
GND
LD
VR
PD
FE+
TE+
TE-
FE-
TO R708
R16
220R
EC20
470u/16V
C30
104
MGND
Q15
MJD117T4
EC19
3300u/16V
C24
104
MGND
M+8V
R122
0R
R52
10K
M+8V
R19
220R
C31
104
MGND
R17
220R
R18
220R
C25
104
C97
470p
C98
470p
C99
473
C100
473
R69
NC
R87
4.7K
R97
8.2K
R88
3.3K
R89
10K
DMO
FOO
TRO
FMO
FM+
FM-
DM+
DM-
INNER
E
D
A
B
C
F
LD
FE+
VREF
VREF
FE+
TE+
TE-
FE-
FE-
DMO
FOO
MGND
DGND
EC4
100u/16V
C11
104
A3.3V
R33
10K
C9
104
R32
10K
RN2
100R*4
RN1
100R*4
EC3
100u/16V
C10
104
D1.5V
MCU+3V3
C117
105
L5
SLF7055T-220M1R7-3PF
R124
22.1K_1%
R123
73.2K_1%
C75
102
C29
104
STB+5.2V
EN
1
VFB
2
VREG5
3
SS
4
GND
5
SW
6
VBST
7
VIN
8
PAD
IC9
TPS54328DDAR
DGND
DGND
C108
22pF
C114
106
C28
104
DGND
C115
22uF/10V
C116
22uF/10V
DGND
mcu+3.3V
R50
10K
JTAG
2
4
6
8
10
12
14
16
18
20
1
3
5
7
9
11
13
15
17
19
J1
2*10P2.0(180)M
DGND
SWDIO
SWCLK
MCU_RST
MCU+3V3
R100 100R
R113
0R
SBSY
/REQ
SRAMSTB
RST#
BUS0
BUS1
BUS2
BUS3
BUCK
CCE#
IR
RESET#
DAC_SOFT_MUTE
DAC_SDA
DAC_SCL
DAC_CS
DGND
TO Display
4094-DA
4094-CLK
KEY-IN
STB-KEY
VFD_CLK
VFD_DA
IR
VFD_CS
DGND
USB_DM
USB_DP
R116
27R
R117
27R
SWCLK
SWDIO
X3
32.768KHz
R101
100R
C104
22pF
R70
NC
C105
22pF
R102
100R
MUTE_Relay
USB_O/F
Power_EN
PC_TX
PC_RX
Q6
S8050LT1
Q13
S8550LT1
R28
47K
R90
1K
DGND
R53
10K
ACC+3V3
ACC_ON
ACC+3V3
DGND
X2
12MHz
C106
22pF
R71
NC
C107
22pF
DGND
STB-KEY
R110
1.5K 1%
R40
10K
MCU+3V3
R54
10K
MCU+3V3
BOOT
BOOT
INNER
VFD_CS
VFD_CLK
VFD_DA
STB-KEY
C71
103
MCU+3V3
C74
103
DGND
C73
103
C72
103
R45
10K
ACC_ON
RN6
10K*4
RN7 10K*4
DGND
C70
103
MCU+3V3
ACC+3V3
C187
104
MGND
R195
3.9K
R193
1K
R201
1.5K 1%
M+8V
C185
104
MGND
EC45
100U/16V
MGND
C186
104
O
2
A
1
I
3
IC24
LM317T
R199
270R 1%
R200
10R 1%
D10
RS1M
C184
104
A+15V
FB11
FB1206
M+8V
D9
M7
D8
M7
EC44
100U/16V
MGND
C183
104
R194
1K
R196
3.9K
M+
M-
LOAD-
LOAD+
R51
10K
RN11
10K*4
C61
104
C78
104
C77
104
A3.3V
C192
106
C191
106
C79
103
C181
106
C189
106
C190
106
C193
106
RN13
0R*4
C194
22uF/10V
DGND
C195
104
VFD_RESET#
RN3
10K*4
RN4
33R*4
ACC+3V3
#TRAYIN
#TRAYOUT
M-
M+
C196
104
C197
104
EARTH
MCU+3V3
C198
104
FB13
FB0603
IR
R36
10K
RN10 10K*4
RN14
10K*4
1
2
3
4
5
6
7
8
9
10
11
12
13
CN2
D100-SSA-13
INNER
SP-
SP+
#TRAYOUT
LOAD-
LOAD+
#TRAYIN
BC15
104
BC17
104
MGND
MGND
MGND
1
2
3
4
5
CN3
PHS2.0-5P
1
2
3
4
5
6
CN5
PHS2.0-6P
MOTOR DRIVE
OUT1
1
VCC
2
VCC
3
FIN
4
GND
8
OUT2
7
VREF
6
RIN
5
IC8
BD6211F-E2
MGND
R37
0R
R39
0R
EC23
100u/16V
FB3
FB1206
I2S_SDOUT0
I2S_SCLK
I2S_MCLK
I2S_LRCK
R11
33R
RN12
33R*4
RN16
100R*4
RN15
100R*4
CD-SPDIF
CD-SPDIF
LOAD-
LOAD+
M-
M+
C
2
6
22U/16V
C23
1
5
2
VOUT
1
VSS
2
VIN
3
VSEN
4
Cd
5
U1
XC6118N30AMR-G
R44
NC
R42
0R
L1
FB0603
KEY-IN
4094-CLK
4094-DA
AGND
FARTH
C63
104
C49
104
C48
104
C27
104
DGND
MGND
DGND
C83
104
C84
104
C85
104
C86
104
RN20
33R*4
RN18
33R*4
RN19
33R*4
VFD_DA
VFD_RESET#
VFD_CS
VFD_CLK
4094-CLK
KEY-IN
4094-DA
MCU+3V3
RN17 33R*4
STB-KEY
#TRAYOUT
#TRAYIN
R49
33R
INNER
R43
33R
R48
33R
ACC_ON
M-
M+
USB_O/F
RN21
10K*4
1
2
3
4
5
CN7
NC
DGND
PC_TX
PC_RX
BOOT
MCU+3V3
R191
33R
R192
33R
RN22
10K*4
ACC+3V3
MCU+3V3
FB8
FB0603
FB14
FB0603
FB15
FB0603
MCU+3V3
FB16
FB0603
MCU+3V3
FB12
FB0603
FB10
FB0603
R6
1K
C92
104
C91
104
C41
104
4094-CLK
4094-DA
Q18
2SC2406
R58
4.7K
Q16
2SC2406
R65
4.7K
R59
4.7K
R57
4.7K
VFD_DA
Q14 2SC2406
R67
4.7K
R61
4.7K
VFD_CLK
Q5 2SC2406
R63
4.7K
R62
4.7K
VFD_RESET#
Q9
2SC2406
R64
4.7K
R68
4.7K
VFD_CS
Q19
2SC2406
R73
4.7K
R72
4.7K
STB+5.2V
MCU+3V3
KEY-IN
Q10
2SC2406
R66
4.7K
R60
4.7K
USB_DM
USB_DP
R56
2K
USB_DM-O/F
USB_DM-O/F
R22
15K
R23
15K
DGND/
R140
10K
R144
10K
VFD_RESET#
SCHEMATIC DIAGRAM - MCU (SERVO) BOARD
R181
1k/1%
R182
1k/1%
R183
6.8K/1%
AGND
-
2
+
3
1
V-
4
IC20A
NE5532DR
-12V
-
6
+
5
7
V+
8
IC20B
NE5532DR
R162
2.2K/1%
AGND
C50
NC
AUDIO_OUT
L
R
R180
1k/1%
AGND
R132
47R/1%
R14
100K/1%
C178
10pF
O
2
G
1
I
3
IC21
AMS1117-5.0
AGND
C57
104
EC12
100u/16v
C60
104
DAC+5V
EC42
47uF/25V
R163
10R
C163
47nF/63V
+12V
AGND
C159
47nF/63V
R161
2.2K/1%
C177
10pF
EC36
10u/35V
C164
47nF/63V
AGND
B
A
5
4
3
2
6
1
RAY1
JRC-27F/005-M(555)
R96
1K
AGND
R94
1K
AGND
R178
1K/1%
AGND
R131
47R/1%
R13
100K/1%
EC35
10u/35V
C161
47nF/63V
AGND
-
2
+
3
1
V-
4
IC19A
NE5532DR
R166 750R/1%
-12V
C162
47nF/63V
AGND
R167 750R/1%
R160
2.2K/1%
C167
2.7nF/63V
C168
2.7nF/63V
AGND
3
1
2
D6
BAW56
AGND
R174
3.6K/1%
R175
3.6K/1%
R170
2K/1%
R171
2K/1%
C171
151J/100V
C172
151J/100V
-
6
+
5
7
V+
8
IC19B
NE5532DR
+12V
C158
47nF/63V
AGND
R156
2.2K/1%
C176
10pF
-
2
+
3
1
V-
4
IC17A
NE5532DR
R177
1K/1%
-12V
C157
47nF/63V
AGND
R179
6.8K/1%
R165 750R/1%
R30
47K/1%
-
2
+
3
1
V-
4
IC18A
NE5532DR
AGND
-12V
-
6
+
5
7
V+
8
IC18B
NE5532DR
C180
560pF/50V
R159
2.2K/1%
R176
1K/1%
R157
2.2K/1%
R29
47K/1%
AGND
AGND
C175
10pF
C179
560pF/50V
C165
2.7nF/63V
DAC_L+
C166
2.7nF/63V
DAC_L-
AGND
R189
33R 1%
+12V
-12V
C53
104
AGND
3
1
2
D5
BAW56
EC39
100u/16V
AGND
AGND
C55
104
R172
3.6K/1%
R173
3.6K/1%
R168
2K/1%
EC40
100u/16V
R169
2K/1%
AGND
C56
104
R190
33R 1%
C169
151J/100V
C54
104
C170
151J/100V
AGND
O
2
A
1
I
3
IC22
LM317T
R186
120R 1%
R185
120R 1%
-
6
+
5
7
V+
8
IC17B
NE5532DR
R188
820R/1%
+12V
R187
820R/1%
C155
47nF/63V
AGND
R155
2.2K/1%
C173
10pF
O
3
A
1
I
2
IC23
LM337
D4
RS1M
EC37
470UF/25V
AGND
C51
104
C160
47nF/63V
EC38
470UF/25V
+12V
AGND
AGND
C156
47nF/63V
C52
104
A+15V
A-15V
D3
RS1M
R158
2.2K/1%
C174
10pF
Q20
S8050LT1
Q11
S8050LT1
D7
M7
R+5.2V
R184
2.2K/1%
DGND
R139
22K
MUTE_Relay
L6
0.47uH(1812)
L7
0.47uH(1812)
FB9
FB1206
C58
104
DGND
C59
104
DGND
R+5.2V
L8
0.47uH(1812)
C62
104
DGND
EC43
220u/16V
+5VD_DAC
+5.2VD
EC41
100u/16V
DGND
R95
1K
DGND
+5.2VD
FROM SMPS
DAC_R-
MUTE_Relay
G1
1
GA
JK6A
AV3-8.4-14/PB(Gold)
G2
2
JK6B
AV3-8.4-14/PB(Gold)
D12
IN4148
D11
IN4148
EC7
470u/16V
Q12
S8550LT1
D13
IN4148
DGND
R26
15K
A+15V
A-15V
+5.2VD
STB+5.2V
DGND
AGND
Power_EN
I2S_LRCK
I2S_SCLK
I2S_SDOUT0
I2S_MCLK
LRCIN
1
DIN
2
BCKIN
3
MODE8X
4
SCLK
5
DIFFHW
6
DGND
7
DVDD
8
AVDDR
9
AGNDR
10
VMIDR
11
VOUTRP
12
VOUTRN
13
AGND
14
AVDD
15
VOUTLN
16
VOUTLP
17
VMIDL
18
AGNDL
19
AVDDL
20
ZERO
21
RSTB
22
CSBIWO
23
MODE
24
MUTEB
25
MC/DM0
26
MC/DM1
27
ML/I2S
28
IC10
WM8740GEDS/RV
AGND
EC8
100U/16V
C13
100nJ/63V
DGND
FB1
FB0805
+5VD_DAC
EC10
100U/16V
C46
100nJ/63V
AGND
DAC+5V
EC9
100U/16V
C45
100nJ/63V
AGND
DAC+5V
C44
100nJ/63V
AGND
EC11
10U/16V
C47
100nJ/63V
AGND
EC21
10U/16V
C43
100nJ/63V
AGND
C34
104
C35
104
DGND
AGND
DAC_SDA
DAC_SCL
C32
104
DGND
R20
10K
R9
10K
+5VD_DAC
Q7
S8050LT1
DGND
C33
104
R24
10K
DAC_SOFT_MUTE
DAC_SDA
DAC_SCL
R12 10K
I2S_SDOUT0
I2S_SCLK
I2S_MCLK
I2S_LRCK
DAC_CS
DAC_CS
DAC_R+
R25
0R
AGND
DGND
F1
F2
+39.5V
1
2
3
4
5
6
CN4
PHS2.0-6P
DGND
F1
F2
+39.5V
+5.2VD
STB+5.2V
TO Display
AGND
DGND
C87
104
C88
104
C89
104
C90
104
R197
750R/1%
1
2
3
4
5
6
7
CN9
XHS2.54-7P
1
2
3
4
5
6
7
8
CN8
XHS2.54-8P
DGND
FB21
FB0603
FB22
FB0603
FB23
FB0603
FB17
FB0603
FB19
FB0603
FB18
FB0603
FB20
FB0603
R34
0R
R35
0R
SCHEMATIC DIAGRAM - MCU (SERVO) BOARD
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