Sedecal SHF-310 - Page 349

HF Series Generators
Troubleshooting
TR-1005R4
109
5.2 FILAMENT CONTROL BOARD
JUMPERS / SWITCHES
JUMPER / SWITCH DESCRIPTION
JP1 A A3004-- 05 VERSION
B A3004--04 VERSION
BOARD CONFIGURATION. JP1-A FOR NORMAL APPLICATION
LEDs
LED COLOR DESCRIPTION
DS1 GREEN
FILAMENT DRIVER STATUS INDICATOR:
B
O
T
H
L
E
D
s
A
R
E
O
F
F
:
2
2
0
V
A
C
P
O
W
E
R
S
U
P
P
L
Y
I
S
M
I
S
S
I
N
G
DS2 GREEN
BOTH LEDs
A
RE OFF: 220
V
A
C POWER SUPPL
Y
IS MISSING
ONLY ONE LED IS OFF: THE BOARD IS DEFECTIVE
5.3 INTERFACE CONTROL BOARD
JUMPERS / SWITCHES
JUMPER / SWITCH DESCRIPTION
W1 2--1 AUXILARY BUCKY SUPPLY
2--3 NORMAL
EXPOSURE ENABLE RELAY ( K4 ) CAN BE SUPPLIED FROM
INTERNAL +24VDC ( NORMAL ), OR FROM EXTERNAL
VOLTAGE ( AUXILIARY BUCKY SUPPLY ).
W2 2--1 NORMAL
2--3 LOGIC LINE SYNC
FLUORO EXPOSURE SYNCHRONIZATION WITH AC LINE
DIRECTLY ( NORMAL ), OR THRU A LOGIC CIRCUITRY.
W3 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
W4 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
W5 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
W6 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
THE OUTPUT OF THE PHOTO TUBE/ION CHAMBER HIGH
VOLTAGE POWER SUPPLY CAN BE SELECTED A S :
W7 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
-- POSITIVE OUTPUT ( J UMPER POSITION -- A )
-- N E G
A
TI
V
E OUTPUT ( JUMPER POSITION -- B )
W8 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
N
E
G
A
T
I
V
E
O
U
T
P
U
T
(
J
U
M
P
E
R
P
O
S
I
T
I
O
N
B
)
W9 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY
W10 A POSITIVE ION CHAMBER SUPPLY
B NEGATIVE PHOTOMULTIPLIER TUBE SUPPLY