SERVICE MANUAL

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

Schematics Supplement

Board Drawings and Schematics

T h ~ s supplement contains the assembly drnwivgs and schematics for the

following printed circuit boards

Control board

Display board

Footswitch board

Power SupplytRF hoard

44: 1 LIZ L I ~ : 1 ~ ~ 1 7 1' ~ ' i ~ ' 1 Force FX-8C Service Manual

Foi-ce FX-8C Service Manual gds I 0-4 01; r ~ ~ a r r ? or 2)

EFFECT MODE CONTROLLER

Schematics Supplernenf S-1

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

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

t 5 v

' V - S E N I=*-

4 M A X 6 9 1

-1oov 5 % 0-OHM I

- - - - - - - : INSTALLED ON NS20OD O N L Y ! : IDI I _ _ - - - - _ - - - _ - - - _ _ _ - - - . - - - - 4K X 8 DPRAM

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

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

DCND

l/OOR I/OW 1 - U P S TO EC L O C A T E D CLOSE TOGETHER f 0 I P /OJR 2 - KEEP CLOCK LINES SHORT. /04R /05R 3 - ALL DIODES ARE 1N4148 UNLESS OTHERWlSl NOTED. 1/06R / O I R 4 - ALL FETS 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.

ESU-ID

6 - ALL CAPACITORS A R E 50V 20% UNLESS OTHERWISE SPECIFIED.

7 - ALL RESISTORS ARE 1/BW 5% UNLESS OTHERWISE SPECIFIED.

NS 000

V-SEN

I-SEN

C-SEN

R-SEN

V P K t

t 5 Y

DGND AGNO

- - - - - - - - - - - OGN0 - DGND - DGND - DGND - DGND - DGND - DGNO - DGND - DGND - DCND

EDBACK

DcND l.lUf 1 -1 1 1 .lUFL - - U6 fR 57

DGND T 8 X 1 0 0 OHM ,1/1OW 5%

M O D E 2 M O D E 3 WAY-HI-2 SPARK CON FB LSPARr-T-6FI-11 [SPARE-T-ON-21

VPRRD

UPRWR

RESET RESET

PDO 60

PO2 PD3 P O 4 PO5

AOOR AOIR AO2R

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 -R tY-0 I-RLY -1 I-RLY -2 I -RLY-3

T l l N T l L D R T21N T2LDR

R l O U T RIDIN R Z O U T RZDlN

- SERIAL INTERFACE SG

Schematic 3. Go/~trol board sd~ematlc. page 2 of 3

Force FX-8C Service M~rrual

5 28.322MHz OUT

T-ON-EN STNQBY 0 2

KTALZ U

ECON-GAIN

P3 2 P3.J

mKFK P3.4 SPARK-CON P3.5

MODE0 MODE1

MODE2 MODE3

W A Y -HI-Z SPARK CON FB

ISPARE-7-OKII LSPARE-T-ON-21

LL W 0 CI

D7 > 06 D5 04 D3 VOUTl D2 D l VOUT2 DO

VOUT3

AGND TP33 A

AGND -12V

Schematic 4. Control board sd~ematrc, page 3 of 3

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

$ +12"

AGNO

CUT-LYP COAC-LMP - 1 z v

SYS-€CON

SYS-V-OUT SYS-I-OUT

VMAX-CLP MOM-RLY

B I P R L Y MDN2-RLY

UON1-RLY CUT-RLY

EKG-RL Y V-RLY-0

V-RLY-I V -RtY-2

V-RLY-3 1-RLY-D

IBL Y -1 I-RLY-2

I-RLY-3 CAP-RLY

MOU1 CUT MOHl-COAG

I-SEN L-SEH

R-SEN V P K t

OP'IA_WR 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

&% ISO_fST

t 5v

& T_ON_En

ECON-GAIN

BYPASS CAPS FOR:

74ALS32 74HCT00

t 5v t 5 V

1 74ALS32 - - OGND - OGND - DGND

MTI

S -1 0 Schemabcs Supplement -

I 5HCWH TOR CLARITY ONLY I N o r OH 0 0 A R O OlUF 5 D O V I l l % X 3

, , : I MONOPJLAR FOOTSWITCH 1 I I

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

Force FX-8C SCI-VICE Manual

5 C l d p V A L 1 2

I l l i l k l oov ruv T

FOOT5WI lCH DECODE

+12V 19.6K - C35

C18 - 0 2 2 U F l / B W 1%

LO-TONE .O lUF IOOV 10% AGND 2 1- l 0 O V 10% 6 +12v

I > C36

+:v 6 ,'uF -

+12V R 5

0 IOK 4 1

1 / 8 W 1% 1/8W 1% l 0 O V 10% R4 R31

z D l

10K 10K 1/8W 1%

UP-TONE U

I 3 II

R7 R1 LM3

U = = 10K 10K

RF-TONE ALARM = 8 \ - I I g UlC

VREF VREF $,

LM339

R2 10K

VREF I-

1 R33 5.11K

I O V 10%

Schematics Supplenlerlt S-11

AUDIO I

Schematic 1 1 . F o o l s ~ v ~ l d ~ b o x d sclretnntrc, pJye 2 u f 2

Force F,Y-BC Service Arfnnunl

Sm 1 2 Schematics Suppiement

SMLG 1 32,- RED -

/ 7[H)LG 1 31 1 -

Schematic 12. Power supply/RF board lay011 t

I 14 5J I YELL'

1 1501

Force FX-8C Service Manual

Item 37 IS nut rncluded on PSRF board assembk (201 382 002).

- , I

14s) LG I 'w' i YELLOW ,-

. . x :

2.25 LG 30 ,i -' YELLOW :-:

A C LINE - - - - - - - - - - - - - - - I - - _ _ _ _ _ - - - - - - - - - - - I I

1 I I I 6

J7 I p 7 PI! I ,111 i r ~ q I I F I ~ l t k [mmip GND I 5 1 CUD I I

I B CONN4

I 1 I I

I I ; L O W V O L T A G E I

I I - - - - - - - _ - - - - - - - l S ~ U F F : S U P P L Y I I

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

m;;; CHO I

H IGH 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 C O N T R O L

Schematics Sr~pplernent - S-15

ISOBLOCK SUPPLIES

U148 UNUSED G A T E S

* I I

Schemaftc 15. Pov'ollcer supply/RF bo,~ fd s~he~nattc. page 3 of 7

-

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

S-16 Schematics Supplement

- - - - - - I I EDGE COHN I I I I I I I

I w I VSEHSE

R F ~ RF O U T P U T S T 1

L E A K A G E REDUCTl l

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

Force FX-8C Service MJIIUJ/

1-m---- - - - - - I 71 1 I I I

I I

I I

I I

] RESISTOR ON HChTSINKI - - - - - - - - - - - I

STAGE I I

V O L T A G E SENSE

I I I I

1

1 1

I 1

I S P A R K C O N T R O L 4 I

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

L E A K A G E

I I I V O L T A G E SENSE I

S P A R K C O N T R O L I ( T O N E E N A B L E

LC;. TONEIN- IN

I K l 5 B I

I

I

1 I I I

t I

t I

I I I I I

I I I I 4 I I I I

9 L

I I

1 I

I I

I I

I I

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I I

I I

I I

I I I

1

I 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

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

I I

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I I

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I 1

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1 I

I I t

4 I

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I I

I I

I I 1 I I I

I I

I I I

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I I I I I 1 I I

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I I I

I I I

I I

I 1

I M O N 2 K E Y I N G - O U T P U T R E L A ' f S I I

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

-

Force FX-GC Se! vrce Mdfwal

V b I t 1 Z V

- IZV I I

SENSE I I L E A K A G E - - - - - - - - - - - -

V O L T A G E S E N S E I

v v v t 1 I - 1 ' I--

C10J IUF

* -1iv

S P A R K C O N r R O L

* TONE ENABLE

V I' *I1 4 M O N l K E Y I N G - O U T P U l - R E L A Y S

V tsn-2 C166

K16B IUF T

C168 IUF

~ M O N ~ K E Y I N G - O U T P U T R E L A Y S b,, L - - L - - - - - - - - - - L - - - - - - - - - - - - - L - - - - - - - - - - - - - . . - - - - - - - - - - - - - - - - - - - - - -

Schematic 17. POII~PI supplrJ/RF boar-(l schernarlc. 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

B I P O L A R K E Y I N G - O U T P U T R E L A Y S

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

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

Force FX-8C Service Manual

TONE-EN-IN I

R 7 2 R 7 t

2K Z K

- I

A 0 8 2 7 b l - ' b

i /aw IX

3 LO m ~ ~ 1 6 + 8 V

S B O ~ O

R 8 5 R 7 3 R 7 4 2K 2 K

R 7 0

C U R R E N T S E N S E

R E M D E T E C T I O N

R 1 5 0 1 0 K

I / B W 1%

I

w I

a156 10K

C148 -- OlUF --

1/BW 1X BFSW-DES

1OOV 10%

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

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

S-20 Schemabcs Suppiement

Hotes

Force FX-8C Serv~ce Manual