70918053 - Pedestal Control Unit [12574549] Pcb Schematic - SeaSpace TeraScan 1.5M Operation And Maintenance Manual

VCC
NOTES:
1) DIODE ARRAY D1A IS A STUFFING OPTION FOR D12-D19.
SEE BOM FOR USE.
2) A/D CONVERTER U2 IS A STUFFING OPTION FOR U4. SEE
BOM FOR USE.
D18 D19
1N4148 1N4148
U2
1
CL RATE
CH0
LV RATE 2
CH1
3
AZ RATE
CH2
CL 4
CH3
5
LV
CH4
AZ REF 6
CH5
Pedestal Control Unit [12574549] PCB Schematic (70918053)
POL POT 7
CH6
8
AGC
CH7
9
COM
drawing 70918053
11
AGND
LTC1290
70918053 — Pedestal Control Unit [12574549] PCB Schematic
U4
1 20
AIN0 VCC
2 19
AIN1 EOC
3 18
AIN2 I/O CLK
4 17
AIN3 DATA IN
5 16
AIN4 DATA OUT
6 15
AIN5 CS-
index marker text
7 14
AIN6 REF+
8 13
AIN7 REF-
9 12
AIN8 AIN10
10 11
GND AIN9
R25G
1K
TLV2553IDW
A/D
U8
MC34064
3 2
GND IN
C14 1
R19 10K
32
PTA0 PTD0/ SS-
A1
33
PTA1 PTD1/ MISO
WR-
34
PTA2 PTD2/ MOSI
RSEL
35
PTA3 PTD3/ SPSCK
SPARE
36
PTA4 PTD4/ T1CH0
AZA
37
PTA5 PTD5/ T1CH1
AZB
38
PTA6 PTD6/ T2CH0
A0
39
PTA7 PTD7/ T2CH1
U9
RxD/ PTE1
R21B
U22
68HC908GP32_44
4.7K TxD/ PTE0
D0/SDO
22
PTB0 PTC0
D1/SK
23
PTB1 PTC1
D2/SDI
24
PTB2 PTC2
D3
25
PTB3 PTC3
D4
26
PTB4 PTC4
D5 27
PTB5 PTC5
D6
28
PTB6 PTC6
D7
29
PTB7
R27 1M
Y 1
9.8304MHz
C19 C20
15pF 15pF
RAMSEL
18
SK
SCLK
17 SDO
DIN
16
SDI
DOUT
15
CS-
19
ACLK
VCC
20
VCC
14
REF+
13
REF-
12
V-
10
DGND
VCC
VCC
JP1
JUMPER
C12
V2
0.1
TP1
12
1
13
MISO
14 MOSI
15 SK
18
F1
19
F2
20
GPS0
21 GPS1
10 Rx
9
Tx
R21D 4.7K
2 4
RAMSEL
3 IOSEL
R21F 4.7K V2
4 6 11
ADSEL
5 CONSCAN
6
PWM
7
MON1
8 MON2
R21G
4.7K
REFERENCE DOCUMENTS:
121270 PCB FAB, PCU, 3-AXIS
121271 PCB ASSY, PCU, 3-AXIS
VCC
U1
1 8
CE VCC
2 7
SK STO
3 6
DI RCL
4 5
DO VSS
X2444
NV RAM
VCC VCC
U3
IOSEL 1 4
STR Q1
SDO 2 5
D Q2
3 6
SDI
CLK Q3
15 7
OE Q4
14
Q5
13
Q6
12
Q7
11
Q8
9
QS
10
QS
4094
11
U7E 4069
VCC
C16
0.1
U10 (U22)
8
Rx+
2 7
Rx Rx-
6
Tx+
3
Tx
5
Tx-
DS8921
V2
13
VCC
PERIPHERAL I/O
GPS INTERFACE
TeraScan 1.5m Polar Satellite Tracking Antenna O & M Manual 111
R1A
1 16
4.7K
R2
Q1
D2
2
1N4749A
2.0K ZTX690B
R1B
2 15
R4 4.7K
Q2
2 D3
1N4749A
2.0K ZTX690B
R1C
3 14
R5 4.7K
Q3
2 D4
1N4749A
2.0K ZTX690B
R1D
4 13
4.7K
R6
Q4
D5
2
2.0K ZTX690B
1N4749A
LC MOTOR DRIVER
R1E 4.7K
12 5
R1F 4.7K
11 6
R1G 4.7K
10 7
SPARE
R25H
8 9
1K
2 1
R16
R8 300 D6 GRN
680
10 2 1
R30 300 D11 RED
PROGRAMMING
INTERFACE
R20 300
D7 D8 D9
1N4148 1N4148 1N4148
RS 422
R26
JP2
1 16 1 2
2 15
3 14 1 JP3 2
4 13
JP4
5 12 1 2
6 11
7 10 1 JP5 2
8 9
4.7K
JP6
1 2
VCC
J5
1
2
GPS0
3
GPS1
4
5
IDC5
12120 KEAR PLACE
POWAY, CA 92064
TITLE
PEDESTAL CONTROL UNIT [12574549]
PCB SCHEMATIC
DWG REF. DWG NO.
70909053
121172
SCALE DATE:
NONE
06.08.04
J1-18
J1-3
J1-19
J1-4
AUX
J2-9
M1
J2-1
M2
J2-10
J1-8
J7
PTA0
4
VCC
2
IRQ-
3
1
IDC4
VAA J2-8
VAA
VAA J2-15
RX+
J2-7
RX-
J2-5
TX+
J2-13
TX-
J2-6
GND J2-12
GND J2-14
J3
RX+
1
RX-
4
TX+
3
TX-
2
IDC4
CONSCAN
J2-2
PWM
J2-3
MON1
J2-11
MON2
J2-4
J1-10
J2
8
VAA
15
VAA
7
J2-7
14
GND
6
J2-6
13
J2-13
5
J2-5
12
GND
4
J2-4
11
J2-11
3
J2-3
10
J2-10
2
J2-2
9
J2-9
1
J2-1
DB-15P
U.S.A.
REV.
A
SH OF
1 1