HCD-SH2000
HCD-SH2000
25
25
5-10. SCHEMATIC DIAGRAM – MAIN BOARD (2/4) (Suf
fi
x 11) –
• See page 53 for Waveforms. • See page 54 for IC Block Diagrams.
1
2
3
4
5
6
7
7P
CN701
AVDD5V
AGND
DVDD5V
DGND
DVDD3.3V
MGND
VM (9V)
0.1
R344
0.1
R343
16V
10
C337
100
R339
100
R340
100k
R324
0
R331
10
C311
MC2840-T112-1
D704
10
C321
50V
22p
C332
100k
R325
1M
R332
12k
R335
10
C327
50V
10p
C334
100k
R322
IC300
USB CONTROLER
USB2512B-AEZG
1
2
3
4
5
6
7
8
10
11
12
13
14
15
16
17
20
21
22
23
24
25
26
27
29
30
31
32
33
34
35
36
9
18
19
28
0
R330
100k
R328
100k
R426
R834
470
R828
0
100k
R827
100k
R826
27k
R825
27k
R824
+5V REG
BD00GC0WEFJ-E2
IC804
VO
2
1
FB
3
GND
4
NC
5
EN
6
NC
7
NC
8
VCC
9
10k
R823
E
ET300
LED DRIVE
RT1N141C-TP-1
Q303
2.2
C250
47k
R262
2SB1690TL
Q805
2SB1690TL
Q804
R831
10k
R835
10k
JL711
JL710
JL709
JL708
JL707
JL706
JL705
JL704
JL703
JL702
JL701
JL700
10k
R128
10k
R127
330
R341
330
R342
22k
R338
22k
R337
0
FB300
0
FB302
JL720
JL721
JL722
JL723
USB COMPARATOR
NJM2903V(TE2)
IC301
1
OUT1
2
-IN1
3
+IN1
4
GND
5
+IN2
6
-IN2
7
OUT2
8
VCC
MUTING
RT1P141C-TP-1
Q207
JL327
JL326
JL361
JL362
JL363
JL364
JL365
JL366
JL367
JL310
JL311
JL312
2.2k
R264
24MHz
X332
LED DRIVE
R
T3NDDM-T1
11
-1
Q301
RT3N77M-TP-1
Q803
POWER CONTROL
SWITCH
POWER CONTROL
DRIVER
POWER CONTROL
DRIVER
16V
C850
10
0.1
C851
C345
0.1
C346
0.1
C347
0.1
0.1
C338
C340
0.1
0.1
C342
0.1
C341
0.1
C339
0.1
C748
C707
0.1
C415
0.1
0.1
C411
0.1
C310
0.1
C323
C326
0.1
0.1
C426
0.1
C328
0.1
C336
0.1
C305
C344
0.1
0
R333
1
15
3
4
5
6
7
8
9
10
11
12
13
14
LED13.5V
SHIELD
USBA-LED-BLUE
USBB-LED-RED
USBB-LED-BLUE
USB A+5V
D-A
D+A
USB A GND
SHIELD
USB B+5V
D-B
D+B
D-A
D+A
D-B
D+B
D-A
D+A
D-B
D+B
USB B GND
R327
220
R326
220
16V
100
C852
R830
1.2k
JL712
JL724
JL725
JL726
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN700
XIFCS
XIBSY
XSYSRST
IFSDI
IFSO
D
DGND
IFSCK
FWD
REV
OCSW
CKSW
TROPENPWM
TRG-SW
45
44
MUTE
100
18
84
85
86
87
88
37
36
35
42
40
41
51
82
95
43
27
28
VBUS_DET
NC
VDDA33
VDDA33
VDD33PLL
USBUP_DM
OCS2_N
RESET_N
PR
TPWR1
HS_IND/CFG_SEL1
NC
NC
SUSP_IND/
LOCAL_PWR/
NON_REM0
USBDN2_DM
SCL/SMBCLK/CFG_SEL0
NC
RBIAS
NC
PR
TPWR2
NC
USBDN1_DM
XT
AL1/CLKIN
TEST
NC
VDDA33
VDD33
VDD18
USBUP_DP
SDA/SMBDATA/NON_REM1
OCS1_N
VDD33CR
XT
AL2
USBDN1_DP
USBDN2_DP
VDD18PLL
NC
4
5
6
7
8
16
20
18
19
21
22
15
17
10
C335
0.1
C435
470k
R263
14P
CN300
1
2
3
3P
CN302
SHIELD
USBP
USBM
E
ET302
JL350
JL351
IC301
IC300
3.2
3.3
-3.0
3
IC B/D
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
4
MAIN
BOARD
(3/4)
(Page 26)
5
MAIN
BOARD
(4/4)
(Page 27)
1
MAIN
BOARD
(1/4)
(Page 24)
C
USB
BOARD
NO1152
(Page 48)
D
DMB21
BOARD
(2/3)
CN109
(Page 35)
E
DMB21
BOARD
(2/3)
CN1108
(Page 35)
F
DMB21
BOARD
(1/3)
CN602
(Page 34)
(CHASSIS)
(CHASSIS)
0
0
0
0
3.3
3.3
0
3.3
3.3
0.4
3.3
0.3
0
3.2
3.2
0
3.3
0
3.0
1.6
1.3
0
1.2
3.3
3.3
3.2
2.6
0
0
3.1
3.1
9.0
3.1
9.0
9.0
8.3
0
0.8
5.1
IC804
0
1.3
0
0
0
0
0
3.3
9.0
6.9
0
MAIN BOARD (2/4)