Welch Allyn Stryker Quantum 2000 Light Source Manuel utilisateur

Light

Source

Operation

Manual

Stryker®

Quantum

2000

Light

Source

Service

Manual

strykep*

Welcl^Allyir

P/N

809853

Rev

Introduction

Revision

History

Rev.

Description

Change

ECN

Date

Initial

New

Release

11717

11/26/97

Service

Personnel:

The

information

this

manual

subject

change

without

notice

and

should

not

construed

commitment

Welch

Allyn,

Inc.

Welch

Allyn

assumes

responsibility

for

any

errors

that

may

appear

this

manual.

the

product

and/or

its

operation

varies

significantly

from

any

description

herein,

please

contact

the

Welch

Allyn

GMBH

Product

Service

Department.

This

product

has

been

designed

provide

high

degree

safety

and

reliability.

However,

can

not

guarantee

against

the

deterioration

components

due

aging

and

normal

wear.

All

service

and

repairs

must

performed

authorized

Welch

Allyn

personnel

agents,

using

Welch

Allyn

replacement

parts.

Failure

will

invalidate

the

product

warranty.

Authorized

service

centers

should

refer

repair

specification

for

proper

test

and

device

history

record

requirements.

Please

refer

the

operating

manual,

product

warranty

section

for

specific

coverage.

Welcl^AlIyir

Welch

Allyn

GMBH

Product

Service

Center

Postfach

D-72417

Jungingen

Germany

Tel.

(07477)

9271.72

FAX

(07477)

9271.93

Stryker®

Light

Source

Service

Manual

Page

Introduction

Table

Contents

SECTION

General

Information

Basic

System

Description

Specifications

SECTION

Service

Intent

Manual

Required

Tools

Words

Caution

Performance

Check

Final

Test.9

Calibration

SECTION

Problem

Solving

Troubleshooting

SECTION

Disassembly

and

Repair

Top

Housing

.13

Lamp

Door

Switch.13

Ballast

Board.14

Fan

.14

Thermal

Cut-Out.15

Power

Supply

.16

SECTION

Maintenance

Preventative

Maintenance.17

Cleaning

.18

Checking

Ground

Impedance

.18

Measuring

Leakage

Current.18

Fuse

Lamp

Replacement

.20

SECTION

Theory

Operations

Introduction

.21

Start

Routine

.21

Power

Supply

.21

Ballast

Board.22

Stryker®

Light

Source

Service

Manual

Page

Introduction

Table

Reference

and

Drawings

(Appendix

Parts

List/Recommended

Inventory.

N/A

Light

Box

Assembly

BOM

(Reference

Only)

809643

Light

Box

Assembly

Drawing

(Reference

Only).

809643

(Page

Interconnect

Diagram

(Reference

Only).

809744

Fan

Wire

Harness

Assembly

(Reference

Only)

809713

Note

that

the

drawings

contained

within

this

manual

are

for

reference

only.

Consult

factory

for

specific

drawing

and

revision

level.

Stryker®

Light

Source

Service

Manual

Page

Section

General

Information

Introduction

Basic

System

Description

Power

Switch

sfcryten*

QUANTUM

QQO

Minimum

Light

Output

Maximum

Light

Output

Fiber

Optic

Bundle

Port

Control

Knob

FRONT

Power

Inlet

(

Fuse

Drawer

Lamp

Access

Door

rr=f

BACK

Stryker®

Light

Source

Service

Manual

Page

Section

General

Information

Specifications

Electrical

Input

Voltage:

100

240

VAC,

Input

Current:

(@100

VAC

Output

VDC

0.4A

Leakage

Current

<100^A

Dimensions

WxLxH

11,43cm

(W)

16.5cm

(L)

6.35cm

(H)

Light

Source

Weight

Under

pounds

(2.25

Kilograms)

Illumination

System

Welch

Allyn

Lamp

09500

Color

temperature:

5500°K

Lamp:

Volts,

Watts

Lamp

Life:

350

Hrs

Average

Dimmina

System

Manual

Shutter:

20%

100%

full

output

Fiber

Optic

Interface

StandardACMI

Connector

Environment

Storage:

Humidity:

10%

100%

Temperature:

-25°C

+60°C

Pressure:

500hPA

1060hPA

Operating

Humidity:

10%

95%

non-condensing

Temperature:

+15°C

+30°C

Equipment

Classification

Class

Type

Continuous

Operation.

Ordinary

equipment,

not

suitable

for

use

the

presence

flammable

anesthetic

mixtures.

Fuses

T1.0A

L250V

.OAmp.,

250V,

time

lag

(Slow-Blow),

Low

breaking

capacity)

Approvals:

See

Operating

Manual

Stryker®

Light

Source

Service

Manual

Page

Section

Service

Intent

Manual

The

purpose

this

manual

provide

Welch

Allyn

Inc.

authorized

service

representatives

with

systematic

guidelines

for

preventative

maintenance,

problem

identification,

and

service

the

Stryker

Light

Source.

have

included

the

theory

operation

schematic

diagrams,

simplified

drawings,

service

tips

and

procedures

assist

trained

service

representative

with

board-level

repairs.

Should

you

encounter

problems

that

are

beyond

the

scope

this

manual,

please

contact

your

local

Welch

Allyn

Technical

Service

Department

for

assistance.

Required

Tools

and

Equipment

for

Service

3/8"

Nut

Driver

Screwdriver(s):

Phillips

#1,

Phillips

Screwdriver:

Flat

Blade

Long

Nose

Pliers

Wire

Cutters

Antistatic

Workstation

Digital

Volt/Ohm

Meter

with

Leads

(True

RMS).

Soldering

Iron

Solder

Sucker

Desoldering

Wick

10.

Power

Supply

capable

providing

amps

10VDC.

11.

Hy-Pot

Tester-

Associated

Research

Inc.

Model

411

Hipot

Equivalent.

12.

Final

Production

Test

Spec

P02760

Stryker®

Light

Source

Service

Manual

Page

Section

Service

Words

Caution:

CAUTION

High

Voltage

Use

caution

when

servicing.

When

servicing

the

unit,

potentially

dangerous

high

voltage

levels

are

exposed.

Disconnect

the

power

cord

whenever

possible

avoid

electric

shock.

Static

Electricity

(ESD)

Adhere

standard

ESD

practices

all

times

when

servicing

this

equipment.

Many

the

electronic

devices

this

equipment

are

static

sensitive,

and

may

suffer

catastrophic

latent

failure

handled

improperly.

Heat

Lamps,

power

supplies,

and

heat

sinks

may

emit

extreme

amounts

heat

during

and

after

operation.

Approach

and

[hot]

handle

these

and

other

potentially

hot

components

with

caution.

Finished

Parts

Handle

all

finished

parts

with

care.

The

finish

can

easily

scratched

damaged

from

poor

improper

handling.

Stryker®

Light

Source

Service

Manual

Page

Section

Service

Performance

Check

Make

sure

the

system

connected

follows:

sure

that

power

being

provided

the

wall

outlet.

sure

that

the

Lamp

installed

properly.

sure

that

the

cooling

fan

turning

when

the

unit

turned

on.

The

light

source

should

produce

bright

continuous

white

light

with

flickering

after

warm-up

period

5-15

seconds.

any

these

conditions

not

occur,

see

the

troubleshooting

section.

Final

Test

Perform

final

production

tests

(See

required

tools

for

Final

production

Test

P/N)

appropriate

according

model

number.

Consult

drawings

and

B.O.M

needed.

Ignore

Lightbox

Data

Sheet.

Ignore

paperwork

check.

COSMETICS:

Note

all

major

cosmetic

defects

evaluation

and

include

estimate

appropriate.

Calibrations

Not

Applicable

Stryker®

Light

Source

Service

Manual

Page

Section

Problem

Solving

Troubleshooting

Experience

shows

that

many

service

calls

are

due

improper

operator

technique

and

poor

connections.

Before

taking

apart

the

light

source,

make

sure

that

setup

errors

are

not

causing

the

problem.

When

checking

voltages

signals,

sure

verify

the

signal

through

the

harness

wires,

connectors,

and

the

circuit

board.

Symptom

Possible

Cause

Procedure

Lamp

does

not

illuminate,

but

the

fan

running.

Lamp

connector

out

place.

Remove

lamp

cover

and

reseat

the

connector.

Lamp

blown.

Verify

unit

functions

with

known

good

lamp

functions

with

known

good

unit.

Defective

ballast

Verify

Voltage

input

and

output

the

Ballast

board.

Refer

wiring

diagram.

Note:

There

6KV

7KV

present

the

output

during

startup.

Defective

Power

supply.

+15VDC

present.

Check

output

power

supply

per

wiring

diagram.

Replace

supply

voltage

present.

Defective

misaligned

wire

harness

(W006)

(See

Interconnect

Diagram)

Check

alignment

connector

J2B

ballast

board

and

switched

power

supply.

Verify

voltage

from

ballast

board

harness

lamp

service

LED.

Defective

thermal

cut-out

device

(Temperature

clearly

does

not

exceed

°C

±5°)

Verify

+15V

from

power

supply

thermal

cut-out

ballast

board

J2B.

Replace

found

defective.

Power

switch

was

prematurely

engaged

after

turning

off

power

switch

(<30

Sec.)

Wait

>30

seconds

and

reapply

power.

Stryker®

Light

Source

Service

Manual

Page

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