XW-HT1
12
1
2
3
4
1
2
3
4
C
D
F
A
B
E
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
DSP ASSY
E
AMP-LED ASSY
H
RX MODULE
TRANSMITTER SECTION
RECEIVER SECTION
1
3
JA81131
L
R
L
R
SW OUT
Analog Audio
INPUT
Analog Audio
OUT PUT
DC IN
12V
JA1501
V LED
V+9 VA+9SW
IC1501
BA09SFP
9V REG.
1
3
IC1502
NJM78M05DL1A
5V REG.
1
3
IC1503
NJM2391DL1-25
2.5V REG.
3
U20
AIC1680
System Reset
V+2.5V
V+5A
V+5D
A5V
2
3
D5V
U17
NCP1117ST50T3
5V REG.
D3V3
2
3
A3V3
U19
AIC1734-33CXA
3.3V REG.
D5V
2
3
R
U12
AIC1734-50CXA
5V REG.
Q5901
POWER
TUNED
KEY
CN3
(12P)
CN3701
(12P)
CN5901
(5P)
CN5902
(5P)
8
10
12
11
V+9
GNDO
LEDP
LEDTUN2
LEDTU1
GNDD
V+9
LOUT
ROUT
6
5
10
1
2
7
1
2
3
4
1
2
3
4
IC1303
PDL019A8
EEPROM
Interface
U11
EEPROM for FS
VCXO1-VCXO8
H6
52807-0910MOLEX
EEPROM Prog.
Interface
IC1151
BU4052
INPut Selector
12
X0
X
InputA
InputB
1
9
10
13
Y0
IC1602
NJM2115M
OP AMP
1
5
7
3
IC1632
BU4558
OP AMP
1
7
3
5
IC1201
AK5357VT
A / D
2
AINL
MCLK
SDT0
1
9
11
AINR
IC1601
PCM1754
D / A
7
VoutL
DATA
SCK
8
16
2
VoutR
IC1631
PCM1754
D / A
7
VoutL
DATA
SCK
8
16
2
VoutR
IC1661
PCM1754
D / A
2
DATA
VoutL
VoutR
16
8
7
SCK
U16
AWD601RX
RF Rx Module
RFANT2
DATA
6
CHAN1
8
CHAN4
CHANNEL2
11
40
CLKIN
CLKOUT
RESETIN
DATA
1
7
5
3
VOUTL
X2
12.288MHz
X3
24.576MHz
3
5
+9V
V+9RF
VA+9
VD+9
+9V
ANT2
CHANNEL3
35
RFIN
SDTI
VCLKIN
31
58
17
14
U2
FS2105RX
Freesystems Rx Chip
U18
NC7SPU04
P5X
VCXO
U28
PCM1742KE
D/A Converter
U24
NJM4558
DAC Filter
7
54
2
4
6
2
7
VOUTR
8
Y0
X0
Y (Rch)
X (Lch)
IC3301
BA4558
OP AMP
5
3
8
1
STATUS
7
7
1
3
5
5
5
IC1301
NJU26150
DSP Chip
LRO
SSX
SDOUT
SDO1
SDO0
XI
X0
32
8
4
1
5
SDIN
7
SCK
4
2
3
SDI0
RESET
25
13
MCK
30
BCKO
SDO2
31
X1301
36.864MHz
10
11
16
IC1401
PDC118A
CPU Chip
INPUTSELB
XRRESET
KEY1
RCON
VOL2
VOL1
SDOUT
SSX
CF1
CF2
47
2
23
21
3
RCON
1
9
12
SCK
11
SDIN
10
SEVOLCLK
SRVOLCE
44 45
SRVOLDAT
43
INPUTSELA
46
X1401
10MHz
6
7
CN1471
(19P)
16
17
18
V+5D
14
Vol. Control
Summary of Contents for XW-HT1
Page 35: ...XW HT1 35 5 6 7 8 5 6 7 8 C D F A B E H 4 4 H 2 4 H 2 4 ...
Page 47: ...XW HT1 47 5 6 7 8 5 6 7 8 C D F A B E SIDE B SIDE B G G TX MODULE G H10 H2 U23 ...
Page 49: ...XW HT1 49 5 6 7 8 5 6 7 8 C D F A B E SIDE B SIDE B H H RX MODULE H CN3701 C H3 ...
Page 72: ...XW HT1 72 1 2 3 4 1 2 3 4 C D F A B E NJU26150 DSP ASSY IC1301 DSP IC Pin Function ...