SL SERIES MANUAL
25
118006-001 REV T
REMOVE COVER BY UNSCREWING AND REMOVING 11 SCREWS
THAT MOUNT COVER TO CHASSIS AND FRONT PANEL.
REMOVE 4 SETS OF HARDWARE THAT HOLD THE LEXAN COVER
TO THE HIGH VOLTAGE BOARD, AND REMOVE COVER.
CHANGE POSITION OF JP4 JUMPERS ON FRONT PANEL BOARD
TO MATCH POLARITY OF UNIT, i.e 2 JUMPERS MUST BE ON "N"
POSITIONS FOR NEGATIVE UNITS AND ON "P" POSITIONS FOR
POSITIVE UNITS.
TURN UNIT OFF, UNPLUG LINE CORD FROM AC OUTLET AND
WAIT FOR 5 MINUTES BEFORE PROCEEDING TO CHANGE THE
POLARITY OF UNIT.
1
4
2
REINSTALL LEXAN COVER AND RELATED HARDWARE.
REINSTALL POWER SUPPLY'S COVER AND ALL HARDWARE BEFORE
5
3
HIGH VOLTAGE BOARD
PARTIAL VIEW A-A
6
3
FOR POSITIVE POLARITY:
BLACK WIRE ON J4 AND WHITE WIRE ON J5.
FOR NEGATIVE POLARITY:
WHITE WIRE ON J4 AND BLACK WIRE ON J5.
SWAP BLACK AND WHITE WIRES BETWEEN J4 AND J5 AS FOLLOWS:
4
TURNING UNIT ON.
POSITIVE CONFIGURATION
SHOWN
10W to 300W, 1kV to 8kV Chassis
Figure 5.3-Polarity Reversal Procedure
1kV-8kV chassis
10-300 Watt
A
A
NOTE: JP4 NOT USED ON
SUPPLIES EQUIPPED WITH BFP OPTION
POLARITY
POSITIVE
NEGATIVE
SW1-1
CLOSED
OPEN
SW1 AND SW2 SWITCH SETTINGS
SET SW1 AND SW2 DIP SWITCHES ACCORDING TO TABLE 1
6
7
5
SW1-2
CLOSED
OPEN
SW1-3
CLOSED
OPEN
SW1-4
CLOSED
OPEN
SW1-5
CLOSED
OPEN
SW1-6
CLOSED
OPEN
SW2-1
CLOSED
OPEN
SW2-2
SW2-3
SW2-4
SW2-5
SW2-6
CLOSED
OPEN
CLOSED
OPEN
CLOSED
OPEN
CLOSED
OPEN
CLOSED
OPEN
M U L T IP L IE R
H IG H V O L T A G E
J B 1
P A R T IA L V IE W A -A
P O S IT IV E C O N F IG U R A TIO N
S H O W N
8
P O S IT IO N S F O R N E G A T IV E U N IT S A N D O N "P " P O S IT IO N S F O R
T O M A T C H P O L A R IT Y O F U N IT , i.e 2 J U M P E R S M U S T B E O N "N "
C H A N G E P O S IT IO N O F J P 4 J U M P E R S O N F R O N T P A N E L B O A R D
P O S IT IV E U N IT S .
8
W A IT F O R 5 M IN U T E S B E F O R E P R O C E E D IN G T O C H A N G E T H E
T U R N U N IT O F F , U N P L U G L IN E C O R D F R O M A C O U T L E T A N D
R E M O V E C O V E R B Y U N S C R E W IN G A N D R E M O V IN G 1 1 S C R E W S
T H A T M O U N T C O V E R T O C H A S S IS A N D F R O N T P A N E L .
P O L A R IT Y O F U N IT .
1
U N P L U G H IG H V O L T A G E L E A D S F R O M A S S E M B L Y .
U N P L U G C A B L E F R O M J B 1 A N D R E M O V E C A B L E S H IE L D
R E M O V E 2 S C R E W S T H A T H O L D T H E P O L Y E T H Y L E N E E N C L O S U R E
A N D 2 S C R E W S T H A T M O U N T T H E B O A R D T O T H E C H A S S IS
C A R E F U L L Y T IL T U P A N D S L ID E O U T M U L T IP L IE R .
IN S T A L L N E W M U L T IP L IE R B Y F O L L O W IN G S T E P S 6 T H R U 2 IN
IN S T A L L C O V E R A N D A L L H A R D W A R E B A C K B E F O R E T U R N IN G
U N P L U G C O N N E C T O R F R O M J B 2 .
F R O M F A S T O N T A B O N B O A R D .
R E V E R S E .
U N IT O N .
F ig u re 5 .4 -P o la rity R e v e rs a l P ro c e d u re
1 0 W to 3 0 0 W , 1 0 k V to 1 3 0 k V C h a s s is
1 0 -3 0 0 W a tt
1 0 k V -1 3 0 k V c h a s sis
J B 2
2
3
4
5
6
7
9
3
5
4
2
5
6
A
A
N O T E : J P 4 N O T U S E D O N
S U P P L IE S E Q U IP P E D W IT H B F P O P T IO N
