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S E R V I C E MANUAL

Force FX"-8C Electrosurgical Generator with Instant Response"Technology

Schematics Supplement

Board Drawings and Schematics

T h ~ ssupplement contains the assembly drnwivgs and schematics for the

following printed circuit boards

Control board Display board

Footswitch board

Power SupplytRF hoard

44: 1 LIZ

LI~:

1 ~ ~1'1~7~ '' 1 i

Force FX-8C Service Manual

Foi-ceFX-8C Service Manual

gds I 0-4

01;

r ~ ~ a ?r orr 2)

EFFECT MODE CONTROLLER

Schematics Supplernenf

Schematic 1. Cntrtrol boar-d b ~ ~ o o l

Force FX-8G Service M ~ n i i ~ l

S-1

t5v

'

4

-1oov

V-SEN

I=*-

MAX691

5%

0-OHM

: INSTALLED

I

-

-- - ---

ON NS20OD O N L Y !

I _ _ - - - - _ - - - _ - - - _ _ _ - - - . - - - -

Schematic 2. Control h @ 8 Uscherr~trc,page 1

Force FX-8C Service M ~ t ~ u a l

:

IDI 4K X 8 DPRAM

DCND

l/OOR I/OW

1 - U P S TO EC L O C A T E D CLOSE TOGETHER

f0IP /OJR

2 - KEEP CLOCK LINES SHORT.

/04R /05R 1/06R /OIR

ESU-ID

3 - ALL DIODES ARE 1N4148 UNLESS OTHERWlSl NOTED. 4 - A L L F E T S ARE VNIOKY UNLESS OTHERWISL N O T t D .

PRODUCT

5 - L A B E L S IN [ I ARE UNUSED A T THIS TIME. 6 - A L L C A P A C I T O R S A R E 50V 20% UNLESS OTHERWISE SPECIFIED.

7 - ALL RESISTORS ARE 1/BW OTHERWISE SPECIFIED.

5% U N L E S S

NS

000

t5 Y

V-SEN

I-SEN

C-SEN

R-SEN

VPKt

DGND

- OGN0

- DGND

- DGND

- DGND

-

-

DGND

- DGND

- DGNO

- DGND

-

DGND

- DCND

AGNO

EDBACK 1 -1

DcND l.lUf

-

-

U6

11 fR

.lUFL DGND T 8 X 1 0 0 OHM ,1/1OW

57

5%

AOOR AOIR AO2R

PDO 60 PO2

PD3 PO4

PO5

VPRRD UPRWR

MODE2 MODE3 WAY-HI-2 SPARK CON FB LSPARr-T-6FI-11 [SPARE-T-ON-21

RESET

RESET

MON-RLY BIP-RLY MONZ-RLY MON1-RLY CUT R L Y

V-RLY-0 V-RLY-1 V-RLY -2 V-RLY -3 I-RtY-0 I-RLY -1 I-RLY -2 I-RLY-3

TllN T21N RlOUT RZOUT

TlLDR

T2LDR RIDIN RZDlN

-

SERIAL INTERFACE

SG

Schematic 3. Go/~trolboard sd~ematlc.page 2 of 3

Force FX-8C Service M~rrual

OUT T-ON-EN

5 28.322MHz

STNQBY

KTALZ

2 0

U

ECON-GAIN

P3 2 P3.J P3.4 P3.5

mKFK MODE0 MODE1 MODE2 MODE3 W A Y -HI-Z SPARK CON FB ISPARE-7-OKII LSPARE-T-ON-21

CI 0

W LL

D7 06 D5 04 D3

>

VOUTl

D2 Dl DO

VOUT2 VOUT3

AGND TP33 A

AGND

Schematic 4. Control board

sd~ematrc,page 3 of 3

Force FX-8C Service n l l ~ n u ~ l

-12V

SPARK-CON

$

+12"

AGNO CUT-LYP COAC-LMP

-1zv

SYS-€CON SYS-V-OUT SYS-I-OUT VMAX-CLP

MOM-RLY

MOU1 CUT MOHl-COAG

BIPRLY MDN2-RLY UON1-RLY CUT-RLY EKG-RL Y V-RLY-0 V-RLY-I V-RtY-2

V-RLY-3

1-RLY-D I B L Y -1 I-RLY-2 I-RLY-3 CAP-RLY

I-SEN L-SEH

OP'IA_WR

R-SEN VPKt

MODE-CNTL

[SPARE-LJNII

REM-SW REM-DRV AEH-RDY AEY -INS AEM-CRO AEM-RE TEMP-HI KEY INH UP-TONE

LO-TONE ALARM

BYPASS CAPS FOR: 74ALS32

74HCT00

&%

t 5v

t5V

ISO_fST t5v

&

1 -

- OGND

T_ON_En ECON-GAIN

74ALS32 - OGND

- DGND

MTI

S -10

Schemabcs Supplement -

I

5HCWH TOR C L A R I T Y ONLY

I

N o r OH 0 0 A R O

:

I

MONOPJLAR FOOTSWITCH 1

Schematic ID. Fduts~v~tch board SLhernntic, pnge 1 d 2

Force FX-8C SCI-VICEManual

OlUF 5 D O V I l l % X 3

,

,

I

I

F O O T 5 W I l C H DECODE

5 p Cld

Illilk

loov ruv

T

VAL12

+12V

C35 LO-TONE

2

C18 .OlUF l 0 O V 10%

1-

+12v

6

-

19.6K l/BW

-022UF IOOV 10%

1% AGND

>C36 ,'uF

I

6

v :+ +12V

R5

0

z

-

1 I O V 10%

R33 5.11K

IOK

41

1/8W l 0 O V 10%

UP-TONE

R31 10K 1/8W

R4

10K

Dl U

II

U I

I

1%

R7

I 3 RF-TONE

1/8W 1%

1%

R1 10K

10K

=

=

ALARM

VREF

= VREF

LM3 8

\ -

g

UlC $,

LM339

R2 10K

VREF

I -

Schematics Supplenlerlt

AUDIO

I

Schematic 1 1 . F o o l s ~ v ~bl do x~d sclretnntrc, pJye 2 uf 2

Force F,Y-BC Service Arfnnunl

S-11

Sm12

Schematics Suppiement

I I

1

7[H)LG

1 31

/

Schematic 12. Power supply/RF board lay011t

Force FX-8C Service Manual

-

SMLG RED

32,-

-

1

1

14 5J YELL'

1501

Item 37 ISnut rncluded

on PSRF

board assembk (201 382 002).

-

14s)LG

I

YELLOW

,-

,

I

'w'

..

2.25 LG YELLOW

x

30 ,i :-:

i

:

-'

A C LINE

--------------I I

I - - _ _ _ _ _ 1

i r ~ q I

FI~ltk

I

5

I I I I

I I -------_-------l

I

I I

6

[mmip J7

I

PI!

p7

1

I

1

-----------

I

B

I

,111

CUD

GND

I

CONN4

I

;LOW V O L T A G E I Y

S~UFF:SUPPL

L - - - - - - - - - - - - - - - - - - i

I

m;;; CHO

I

HIGH V O L T A G E P O W E R S U P P L Y

Schematic 13. Power supp/y/RF hnntd schetrmtrc, pngt7 1 iri

'

Force FX-8C Ser \!/re M,~nunl

F A N CONTROL

Schematics Sr~pplernent -

I S O B L O C K SUPPLIES

U148

UNUSED G A T E S

*

I

Schemaftc 15. Pov'olcersupply/RF bo,~fds~he~nattc. page 3 of 7

-

Force FX-8C Service M ~ r l u ~ l

S-15

S-16

Schematics Supplement

-----I

I EDGE COHN I I I

I I I I

R

F

RF ~ OUTPUT S T 1

L E A K A G E REDUCTll

I I

w

VSEHSE

Schematic 16. Povdeer supply/RF boar-d schematic. page 4 of 7

Force FX-8C Service MJIIUJ/

711

1-m---------I

I I

V O L T A G E SENSE

I I I

I I I

I

]

RESISTOR ON HChTSINKI

-----------I

STAGE

I I

I I

I I

1

1 1

I

I

SPARK CONTROL

'-------------_--------------------------------I

1 4I

LEAKAGE

V O L T A G E SENSE

I

SPARK CONTROL

I(

I I I

TONE ENABLE

LC;. T O N E I N - I N

I

Kl5B

I I I I I I

1

I t t I

I

I I I I

I

I I

I 4 I

I I

I L 9 I

I

I I

1

I

I

I

I I

I I I I

I I

I I I I

1 I 1

I I I I

I I I

I I

I I

I I I

I I

I

I

I

I

I

I I I

---------------------------A I I I I I I

I

I I

1 I I

I

1 I 4 I

I t I

I I I

I

I I I

I

I

I

I

1

I

I I

I I

I I

I

I

1UF

I

-

t

I I I I I

I I

I I I I I I I I

I I I t I I I I 1 I I I I

I I

I I I I I

I

I

I MON2 KEYING-OUTPUT

RELA'fS

1 I

I

Schematic 17. Po I P J suppl~~iRF ~ boa^ d ~ct~orralrc. IJ,I~~'

-

Force FX-GC Se! vrce Mdfwal

V

b

t1ZV

I I

-IZV

I

L- -E- A- -K- -A-G- -E- - S E N S E

I I

V O L T A G E SENSE

I v v v

t

-

1

I

1

' I-

C10J IUF

*

-1iv

SPARK CONrROL

*

TONE ENABLE

4

V I' *I1

M O N l KEYING-OUTPUl-

RELAYS

V

tsn-2

C166

K16B

IUF

T

C168

IUF

~ M O NK E~Y I N G - O U T P U T

RELAYS

b,,

L--L----------L-------------L-------------..----------------------

Schematic 17. POII~PI supplrJ/RFboar-(lschernarlc. page 5 of 7

Force FX-8C Sei-vice A4?11i1nt

$1 8

Schematics Supplement

r - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - L - - - - - . ,

T O BWB I I

I

TO E W 4

I I

BIPOLAR

KEYING-OUTPUT

RELAYS

------------------------------------------------------Schematic 18. Power supply/RF board schemat~c.page 6 o i 7

Force FX-8C Service Manual

3

I

TONE-EN-IN

R7t ZK

R72

-

2K

I

i/aw

A0827

I

bl-'

IX

LO

b

m ~ ~ 1 6

+8V R73 2K

R85

2K

SBO~O

R74 R70

CURRENT

SENSE

REM

DETECTION

R150 10K I/BW 1% I

w a156 10K 1/BW

1X

--

C148 OlUF -1OOV 10%

BFSW-DES

Schemalic 19. Powet- s~~pply/RF b o n ~ dschemat~c,pngc 7 rlf ;

Fotcz FA-8C Service n/lnt~ua/

S-20

Schemabcs Suppiement

Hotes

Force FX-8C Serv~ceManual