Technical Instruction

Electrical Schematic – VS2.5 & VSHD Exciter (Control/Monitor Stage)
Issue 2.0 Not to Scale Figure 7-7 Sheet 1 of 2
AC GND
LINE 1
1
1
J5
J4
P8
J6
B2P1
PWB
A1
U4
CB1E4
P4
GND
GND
GND
GND
N/A
L8
P8
J5
J4
J7
J6
GND
GND
N/A
GND
GND
+15V
+15V
+5V-B
+5V-B
+5V-A
+5V-B
+5V-A
J11
W1P1
*
TO
1
P7
J5
B1P1
J11
CB1
CB1E3
P3
GND
GND
SCK
P7
J6
J7
NOTES:
GND
+5V-A
J12
*
FROM
RF POWER
E1
STATION
REFERENCE
(47-63 Hz)
(180-264VAC)
FROM AC
PWB
A2
PA 4 V (-)
PA 2 V (-)
GND
GND
GND
E3
TB3
TB2
LINE 2/NEUTRAL
2
3
3
W1P1
E2
FAN 2 V (-)
B2L1
FAN 2 V (+)
FAN 1 V (-)
FAN 1 V (+)
W4P1
12
9
10
J12
J15
7
20
13
5
W2P1
1
+48V POWER
P2 CB1E2
B2P1 J6
FAN TACH 2
1
FAN TACH 1
# 595_RESET -
# 595_CS -
MOSI
PS CTRL V
# 165 LOAD -
# ADC1 CS -
GND
LINE 2/NEUTRAL
LINE 1
+48V
GND
AC GND
LINE 2/NEUTRAL
LINE 1
1
4
2
12
9
10
7
20
13
5
1
PS
PART OF
4
6
3
1
2
J1
3
4
LOGIC RETURN
# PS TEMP -
# PS FAIL -
# PS PRESENT -
POWER SUPPLY
N/C
N/C
N/C
AC GND
TX SELECT
LINE 1
# PS INHIBIT +
ENABLE RETURN
# PS AC FAIL -
# PS TEMP -
-VE SENSE
-VE
MODULE
N/C
U1
N/C
N/C
+VE SENSE
N/C
+VE
LINE 2/NEUTRAL
AC GND
PS CTRL V
J3
PS
PART OF
J1
MISO 165
W2P2
FAN V (-)
FAN V (-)
PRE-AMP V
PRE-AMP V
FAN V (+)
FAN V (+)
W4P2
DENOTES TB3
DENOTES TB2
DENOTES TB1
18
4
14
W2P1
7
8
16
9
10
1
12
13
A1
20
5
18
W4P1
3
L8
11
24
26
5
6
1
J15
2
19
33
15
25
27
21
30
W5P1J14
GND
GND
N/A
GND
N/A
N/A
STAGE
STAGE
GROUND
POWER SOURCE
PS
PA 3 V (-)
PA 1 V (-)
N/A
TB1
2
X2
X1
DS1
A
B2
B1L1
B1
2
15
11
8
6
17
CONTROL
EXCITER/
PART OF
3
SUPPLY
P1 CB1E1
B1P1 J5
1
# FAN ENABLE +
PART OF
1
3
1
2
15
J3
11
8
6
17
DISTRIBUTION
PWB
A2
3
5
1
# PS AC FAIL -
ENABLE RETURN
-VE SENSE
-VE
N/C
U2
MODULE
N/C
LINE 2/NEUTRAL
+VE SENSE
N/C
+VE
PS CTRL V
LOGIC RETURN
# PS PRESENT -
# PS FAIL -
N/C
POWER SUPPLY
N/C
LINE 1
TX SELECT
# PS INHIBIT +
A2
PWB
DISTRIBUTION
MISO ADC
FAN V (-)
PRE-AMP V
FAN V (+)
DENOTES TB4
16
19
2
15
17
6
14
19
11
4
PART OF
28
29
38
3
39
4
17
13
22
23
J1
GND
+5V
N/A
W5L1
2
3
DISTRIBUTION
PART OF
3
HEATSINK TEMP 2 (-)
10
HEATSINK TEMP 2 (+)
9
37
FWD PWR SAMPLE
REFLD PWR SAMPLE
40
35
HEATSINK TEMP 1 (+)
7
FAN TACH 7
20
IPA FWD PWR SAMPLE
32
FAN TACH 5
FAN TACH 4
16
FAN TACH 3
12
2
2
33
31
28
38
20
18
17
15
W4P2
43
13
42
40
12
29
10
45
9
47
7
27
5
W2P2
21
28
36
L
24
-V
19
17
16
44
14
22
42
41
39
11
45
9
46
8
23
6
POWER SUPPLY MODULE CONNECTOR AND PS DISTRIBUTION
PWB CONNECTORS J1 AND J3 ARE BLIND-MATE CONNECTIONS.
18
PRE-AMP V
4 PRE-AMP V
14
PRE-AMP V
FAN V (+)
FAN V (+)
7
FAN V (-)
8
FAN V (+)
16
FAN V (-)
9
10
1
PWB
12 PA BIAS 1
13 PA BIAS 1
CONTROL
20
PA BIAS 1
IPA BIAS
5
18
PRE-AMP BIAS
3
RF DRIVE
SOURCE
FROM EXTERNAL
* DENOTES USE OF J1 IS OPTIONAL, FOR VSHD SYSTEMS ONLY.
PA 3 V (+)
3
PA 1 V (+)
1
S2110213 V1
2
34
FAN TACH 6
36
HEATSINK TEMP 1 (-)
8
31
18
14
2
36
21
16
24
44
19
14
41
46
8
22
39
23
11
6
N
33
38
31
+V
20
15
43
18
13
40
12
47
7
29
27
10
5
16
19
2
15
FAN V (-)
17
6
14
19
PART OF
PA BIAS 1
11
4
EXCITER/
VSHD DRIVE
PA 4 V (+)
PA 2 V (+)
IPA V
* DENOTES CONNECT W5P1 TO J1, IN PLACE OF A1J14, FOR VSHD OPERATION.
4
2
2
RF POWER