HCD-GTZ2/GTZ2i/GTZ3/GTZ3i
HCD-GTZ2/GTZ2i/GTZ3/GTZ3i
27
27
5-14. SCHEMATIC DIAGRAM - HUB Board -
• See page 40 for Waveforms. • See page 43 for IC Pin Function Description.
5.2
5.2
3.3
9
5.2
5.2
3.3
3.3
0.1
3.3
2.9
0.5
0.9
1.8
1.2
3.3
3.3
0
0
0
3.3
3.3
3.3
1.8
3.3
3.3
3.3
0
0
0
0
3.3
10
C1512
10
C1508
10
C1514
10
C1501
FB1502
FB1503
FB1500
NJM2903V(TE2)
IC1500
FB1501
24MHz
X1500
16V
47
C1520
IC13
USB2512A-AEZG
20
21
22
23
24
25
26
27
19
1
R1504
1
R1505
1
R1506
1
R1507
1
R1508
1
R1509
1
R1510
1
R1511
1
R1512
1
R1513
1
R1526
1
R1525
1
R1524
1
R1523
1
R1522
1
R1521
1
R1520
1
R1519
1
R1518
1
R1517
R1546
100
R1541
100
100k
R1533
100k
R1537
100k
R1538
100k
R1540
1M
R1530
12k
R1547
R1544
10k
10k
R1543
10k
R1501
10k
R1502
100
R1500
330
R1503
100
R1527
10k
R1515
10k
R1514
0.1
C1507
0.1
C1510
0.1
C1502
0.1
C1517
C1522
0.1
22p
C1504
10p
C1503
0.1
C1523
0.1
C1524
0.1
C1500
1
2
3
4
5
6
7
8
8P
CN1502
+9V
GND
3.3V
DGND
OC1
OC2
RST
VBUS DET
1
2
3
4
5
6
7
8
9
10
10P
CN1501
USB A+5V
D- A
D+ A
USB A GND
SHILED A
USB B+5V
D- B
D+ B
USB B GND
SHEILD B
JL1501
JL1502
JL1505
JL1506
JL1507
JL1510
JL1511
JL1512
JL1513
JL1514
JL1515
JL1516
JL1517
JL1518
JL1523
330
R1516
1
2
3
4
5
5P
CN1500
USBGND
USBP
USBM
USB+5V
SHIELD
0.01
C1505
0.01
C1506
0.01
C1511
0.01
C1513
0.01
C1515
0.01
C1516
E
ET1500
E
ET1501
100k
R1542
C1521
1000p
C1519
0.01
0.01
C1525
0.01
C1526
10k
R1549
10k
R1550
VBUS OVER CURRENT DETECT
IC1500
IC13
USB CONTROLLER
(CHASSIS)
HUB BOARD
4
B
6
9
11
D
10
3
5
12
C
F
1
E
8
G
2
7
0.1
C1518
0
0
0
0
C1535
0.1
C1527
0.1