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

Digital OUT
DGND
C36
104
R104
100R
G
I/O
+V
U5
JST1165-001
8
9
IC13D
74HCU04D
10
11
IC13E
74HCU04D
4
3
IC13B
74HCU04D
6
5
IC13C
74HCU04D
2
1
7
14
IC13A
74HCU04D
12
13
IC13F
74HCU04D
DGND
C42
104
C149
10pF
R106
100R
C37
104
R133
1K
+5.2VD
EC24
47u/16V
DGND
C38
104
DGND
R92
1K
R93
1.2K
DGND
FB2
FB0603
DGND/
Front USB
USB5V
D
S
G
Q17
Si2315BDS-T1-E3
R138
22K
C40
104
DGND
+5.2VD
C39
104
DGND
EC22
220u/16V
Q8
MMBTA42
R136
47K
USB5V
C123
102
R141
4.7K
C76
103
R142
8.2K
R137
10K
C124
102
CD-SPDIF
G3
3
GB
JK6C AV3-8.4-14/PB
C199
NC
USB_DM
USB_DP
2
1
3
4
IC1
K1010B
R1
270R
R4
47R
1
2
3
JK1
CKX3.5-12A
1
2
3
JK2
CKX3.5-12A
MCU+3V3
DGND
R8
47R
R7
22K
R5
22K
R2
47K
1
2
3
4
5
6
CN6
XHS2.5-6P
A-15V
C12
NC
Q2
S8550LT1
EC25
100u/16V
EC6
47u/16V
FB4
FB0603
FB7
FB0603
FB5
FB0603
Dimmer In
Dimmer Out
IR
FB24
NC
DGND
R38
3.9K
USB_O/F
DGND
Q1
S8550LT1
R55
4.7K
R46
22K
Q3
S8050LT1
R41
10K
R47
22K
USB_O/F
+5.2VD
FB25
FERRIT-COIL3.5X8X1
C64
104
EARTH1
6
1
2
4
3
5
Q21
UPA672T
Q24
S8050LT1
Q23
S8050LT1
DM
DP
R81
0R
R83
4.7K
R77
47K
R74
1K
DGND
ACC+3V3
Q25
S8550LT1
Q22
S8050LT1
ACC+3V3
R75
22K
R76
1K
R78
10K
R80
10K
R82
10K
USB_DM-O/F
USB_DM-O/F
R86
4.7K
R143
8.2K
DW1
ZMM6V2HSC
SCHEMATIC DIAGRAM - MCU (SERVO) BOARD
F1
1
F1
2
NP
3
NP
4
NX(1G)
5
NX(1G)
6
NX
7
NX(2G)
8
NX
9
NX(2G)
10
NX
11
NX(3G)
12
NX(3G)
13
NX
14
NX(4G)
15
NX
16
NX(4G)
17
TSB
18
NX(5G)
19
NX(5G)
20
TSA
21
NX(6G)
22
DA
23
NX(6G)
24
CP
25
NX(7G)
26
NX(7G)
27
/CS
28
NX(8G)
29
NX(8G)
30
OSC
31
NX(9G)
32
/RST
33
NX(9G)
34
VDD
35
NX(10G)
36
NX(10G)
37
VH
38
NX(11G)
39
PGND
40
NX(11G)
41
LGND
42
NX(12G)
43
NX(12G)
44
NP
45
NP
46
F2
47
F2
48
VFD1
12BD002INK
R1
24K
C2
104
DGND
DGND
C1
104
F2
F1
DGND
TO MCU
DGND
4094-DA
4094-CLK
KEY-IN
STB-KEY
VFD_CLK
VFD_DA
IR
VFD_CS
VFD_RESET#
DGND
VFD_CS
VFD_RESET#
VFD_CLK
VFD_DA
STB-KEY
KEY-IN
4094-CLK
IR
4094-DA
1
2
3
4
5
6
7
8
9
10
11
12
13
CN1
D100-SSA-13
R17
220R
C20
100p/100V
C19
100p/100V
C18
100p/100V
C
1
7
100p/100V
C
1
6
100p/100V
C
1
5
100p/100V
C10
104
E
C11
104
DGND
C
1
4
100p/100V
C13
100p/100V
C
1
2
100p/100V
EGND2
+V
3
GND
2
OUT
1
RX1
KMS803LM (H=13mm)
DGND
C21
10u/16V
C22
104
R25
47R
STB+5.2V
Ef=3.3VAC(93mA)
VH=30VDC
VDD=5VDC
FOSC=1.6MHz
ROSC=24K
R28
10R
R29
10R
C4
104
DGND
DGND
+5.2VD
+39V
F2
F1
STB+5.2V
DGND
TO SMPS
1
2
3
4
5
6
CN2
6P(2.0)HS
STB+5.2V
+5.2VD
Q9
MMBTA42
Q5
TIP32CL-TN3-R
Q4
MMBTA92
Q8
MMBTA42
R30
2K2
ZD2
ZMM30HSD
R21
10K
DGND
R13
22K
C7
104
R20
10K
Q7
MMBTA42
DGND
R12
22K
R3
330R
R4
330R
ZD3
ZMM5V1
C9
10u/16V
DGND
+5.2VD
R7
100K
R22
47R
R26
330K
R27
1K5
R23
47R
R31
100R
R8
100K
R16
220R
Q10
MMBTA42
R10
22K
R32
3K3
C8
102
ZD1
ZMM3V6HSB
Q3
MMBTA92
R14
47K
C3
100p/100V
Q6
MMBTA42
R19
10K
DGND
R11
22K
+5.2VD
+30V
EC2
10u/10V
C5
104
STB+5.2V
DGND
FB1
FB0805
EK=4.3~6.5VDC
VDD
16
D
2
VSS
8
Q5
14
OE
15
Q6
13
Q2
5
Q3
6
Q4
7
Q8
11
CS
10
CLK
3
Q7
12
Q1
4
STR
1
QS
9
IC1
HEF4094BP
EC3
100u/10V
C6
104
DGND
SW1
SW3
SW4
SW2
SW6
SW7
SW8
TS-36Y-BLM-B-RS
STB+5.2V
FB2
FB0805
STB_KEY
4094_DA
4094_CLK
KEY_IN
STB_KEY/
4094_DA
4094_CLK
KEY_IN
Q1
S8050LT1
R2
0R
R5
0R
R6
100K
Q2
S8050LT1
R9
10K
R15
4K7
STB+5.2V
DGND
R18
10K
DGND
DGND/
+5.2VD
D1
1N4148
+5.2VD
FB3
FB0805(NC)
+5.2VD
FB4
FB0805(NC)
C23
100p/100V
DGND
+39V
1
2
3
4
CN4
4P(2.0)HS
LED_W
LED_O
DGND
STB_KEY
1
2
3
4
CN3
4P(2.0)
LED_W/
LED_O/
EGND1
EGND2
C24
104
E
EGND3
C25
104
E
EGND4
1
1
2
2
3
3
4
4
5
5
6
6
JK1
USB S-A-4P/180
C26
104
USB DP
USB DM
USB+5V
EC4
100u/10V
UGND
1
2
3
4
5
6
CN5
6P(2.5)HS
C27
104(1206)
Stby KEY PCB
4
3
2
1
IC2
PRTR5V0U2X
+-
LED1
EL-3W252-LZE
+-
LED2
EL-3A252-LZE
Q11
S8550LT1
R33
1K
R34
220R
R35
220R
R36
220R
R37
220R
R42
220R
R43
220R
R44
220R
R45
220R
R38
220R
R39
220R
R40
220R
R41
220R
R46
220R
R47
220R
R48
220R
R49
220R
D2
1N4148
STB+5.2V
R24
200R
R50
330R
1
2
3
TP1
YQ-12
L1
SCM-2012H-900-2PT
C30
10p
C29
104
L2
FERRIT-COIL3.5X8X1
L3
FERRIT-COIL3.5X8X1
C31
10p
R51
47R(1206)
EGND2
SCHEMATIC DIAGRAM - DISPLAY BOARD & Stby KEY BOARD
LAYOUT DIAGRAM - MCU/SERVO BOARD (TOP VIEW)
LAYOUT DIAGRAM - MCU/SERVO BOARD (BOTTOM VIEW)
Page of 32
Display

Click on the first or last page to see other HD 3700 (serv.man3) service manuals if exist.

RANDOM: