KYE Systems Corp. Genius SW-HF 5.1 5005 User manual

Service Guide SW-HF 5.1 5005
SERVICE GUIDE
KYE SYSTEM CORP
Version 1.1 Page 1 of 30

Service Guide SW-HF 5.1 5005
Revision History
Version Date Change
1.0 26/07/2007
1.1 11/12/2007 1) Satellite panel length
2) LOGO position
3) Cancel G9 cable, add 3 pcs of
converter cables
4) Reduce the satellite size a little
Version 1.1 Page 2 of 30

Service Guide SW-HF 5.1 5005
Revision History………………………………………………………………….2
Table of contents……………………………………………………………...…3
Getting Start…………………………………………………….………………...4
Conventions Used in this Guide…………………………………………….…4
Safety Precautions………………………………………………………………4
Chapter 1. How to Handle Defective Returns……………………………….5
1.2 Problem………………………………………………………………………6
1.2.1 No power，LED （indicator）…………………………………….……7
1.2.2 No sound…………………………………………………………….…….8
1.2.3 Front channel no sound (including either FR or FL no sound)….……9
1.2.4 Rear channel no sound (including either RR or RL no sound)...……10
1.2.5 Center no sound…………………………………………………………11
1.2.6 Woofer no sound………………………………………………….…..…12
1.2.7 Input no sound………………………………………………….……..…13
1.2.8 Remote control no use………………………………….………….…...14
1.2.9 Noise………………………….……………………….……………..….15
1.2.10 LED indicators no light……………………………………….………..16
Chapter 2. Specification…………………………………………………..……17
Satellite…………………………………………………………………….…….17
Woofer……………………………………………………………………………18
Chapter 3. Block diagram…………………………………………..………….19
Chapter 4. Exploded view………………………………………………………20
Subwoofer……………………………………………………………….……….20
Satellite (Center)…………………………………………………..…….………21
Satellite (Front)……………………………………………………..…………...22
Satellite (Rear)……………………………………………………..……………22
Chapter 5. Part list…………………………………… …………….…………...23
Woofer………………………………………………………….………………..23
Center…………………………………………………………………………...24
Rear………………………………………………………………….…..……...24
Front………………………………………………………………..……..……..24
Chapter 6 Important notes……………………………………………………….25
Chapter 7 Circuit diagram………………………………………………………..26
SW-HF 5.1 INPUT PCB……………………………………….…….………...26
SW-HF 5.1 CON PCB…………………………………………..……………..27
SW-HF 5.1 AMP PCB & SW-HF 5.1 SATSP PCB………………………….28
SW-HF 5.1 SWAMP PCB……………………………………………………..29
SW-HF 5.1 REM PCB………………………………………….………………30
Version 1.1 Page 3 of 30
Table of Contents

Service Guide SW-HF 5.1 5005
Getting Started
Conventions Used in the Guide
Pay Special Attention: Instructions that are important to remember and may prevent
mistakes.
Caution:Informationthat,ifnot followed, may result in damage to the product.
Safety Precautions
The following precautions should be observed in handing the speaker described in
this guide:
Place the speakers on a flat, level and stable surface.
Do not place the speakers in environments subject to mist, smoke, vibration,
excessive dust, salty or greasy air, or other corrosive gases and fumes.
Do not drop or jolt the speakers.
Donotallowanythingtodrop into the subwoofer case through its ventilator, as it
could result in fatal electric shock or fire.
Place the unit far enough from other equipments for good heat dissipation.
Do not perform any maintenance with wet hand.
Preventforeignsubstance,such as water, other liquids or chemical, from entering
the speakers while performing maintenance procedures on the speakers.
Version 1.1 Page 4 of 30

Service Guide SW-HF 5.1 5005
Chapter 1. How to Handle Defective Returns
1.1 Overview
Function NG Function OK
FunctionNG
Function OK
Version 1.1 Page 5 of 30
Receiving Defective speaker from customers
Verifying problems
Proceeding
Necessary tests
Return the speakers with prope
r
repacking to customers
A
nalyzing possible
Malfunction cause
Deciding & proceeding the
Rectification methods
Replace necessary
Defective parts
Verifying problems
Proceeding
Necessary tests

Service Guide SW-HF 5.1 5005
1.2Problems
Item Problem Description
1.2.1 No power，LED （indicator）
1.2.2 No sound
1.2.3 Front channel no sound (including either FR or FL no sound)
1.2.4 Rear channel no sound (including either RR or RL no sound)
1.2.5 Center no sound
1.2.6 Woofer no sound
1.2.7 input no sound
1.2.8 Remote control no use
1.2.9 Noise
1.2.10 LED indicators no light
Version 1.1 Page 6 of 30

Service Guide SW-HF 5.1 5005
*Attention
Please follow the numbered sequence marked within parenthesis given in
individual
Flow chat in that this is the best-recommended sequence to rectify the problems.
1.2.1 No power，LED （indicator）unlighted
Problem
Analyze
and
identify
the
causes
Solutions
Version 1.1 Page 7 of 30
No power，LED （indicator）
Repair o
r
replace
Defective
transformer
Defective o
r
damaged
A
C cable, o
r
power
resolder or replace
Repair o
r
replace
Repair o
r
replace
1. Defective assembled line of SW-HF
5.1 CON PCB
2. Components dry-soldering or
disconnected on SW-HF 5.1 CON PCB
3. Defective or damaged motor VR or
its assembled line
4. Defective or damaged IC2, CR1,
Q1, Q2, Q3, Q4, IC1 on SW-FH5.1
CON PCB
Fuse
disconnected
or damaged

Service Guide SW-HF 5.1 5005
1.2.2 no sound
Problem
Analyze and
identify the
causes
]
Solutions
Version 1.1 Page 8 of 30
Resolder o
r
replace
PCB damaged,
dry-soldered or
short-circuited
A
ssembled line
defectively
connected
1. Defective IC2 on SW-HF5.1 CON PCB
2. Defective IC1, IC2 SW-HF5.1 INPUT PCB
3. Defective IC1, IC2, IC3, IC4, IC5, IC6, IC7, IC8,
IC9, R28, R29, R52, EC18, EC19, EC20 on
SW-HF5.1 AMP PCB
4. Defective IC1，IC2，R15，R16 on SW-HF5.1
SWAMP PCB
Re-connect
or replace
Check and replace defective
IC or components.
no sound

Service Guide SW-HF 5.1 5005
1.2.3 Front channel no sound (including either FR or FL no sound )
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 9 of 30
PCB damaged,
dry-soldered o
r
short-circuited
Defective
connection of front
speaker cables
and jacks, o
r
defective speake
r
cables, jacks o
r
front driver units
1.defective IC1, IC2 o
r
components relating to IC1 and
IC2 on SW-HF5.1 INPUT PCB
2.defective IC4 ，IC1 o
r
components relating to IC4
and IC1 on SW-HF5.1 AMP
PCB
Resolder o
r
replace
Re-connect o
r
replace
Check and replace
defective IC o
r
components
Defective
connection o
f
front audio
cables, or JAC
K
disconnected
from PCB o
r
defective
Re-connect o
r
replace
Front channel no sound (including either FR or FL no sound)

Service Guide SW-HF 5.1 5005
1.2.4 Rear channel no sound (including either RR or RL no sound)
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 10 of 30
Rear channel no sound (including either RR or RL no sound
)
PCB damaged,
dry-soldered o
r
short-circuited
Defective
connection of rea
r
speaker cables
and jacks, o
r
defective speake
r
cables, jacks o
r
rear driver units
1. Defective IC1, IC2 o
r
components relating to
IC1 and IC2 on SW-HF5.1
INPUT PCB
2. Defective IC5，IC1 o
r
components relating to
IC5 and IC1 on SW-HF5.1
A
MP PCB
Repair o
r
replacing
Repair o
r
replacing
Check and replace
defective IC o
r
components
Defective
connection of rea
r
audio cables, o
r
JACK disconnecte
d
from PCB o
r
defective
Repair o
r
replacing

Service Guide SW-HF 5.1 5005
1.2.5 Center no sound
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 11 of 30
Poor soldering,
broken, or short
circuit
Defective
connection o
f
center speake
r
cables and
j
acks, o
r
defective
speaker cables,
j
acks or cente
r
driver units
1. Defective IC1, IC2 o
r
components relating to IC1
and IC2 on SW-HF5.1 INPU
T
PCB
2. Defective IC6, IC3 o
r
components relating to IC6
and IC3 on SW-HF5.1 AMP
PCB
3. Defective VR2 or components
Check
soldering
points on
PCB, and
resolder
Reconnect
or replace
Check and replace defective
IC or components
Defective
connection o
f
center audio
cables, or JAC
K
disconnected
from PCB o
r
defective
Reconnect
or replace
Center no sound

Service Guide SW-HF 5.1 5005
1.2.6 Woofer no sound
Problem
Analyze and
identify the
causes
Solutions
-
Version 1.1 Page 12 of 30
PCB
dry-soldered,
broken, o
r
short circuited
Defective
connection o
f
sub speake
r
cables and
j
acks, o
r
defective
speaker
cables, jacks
or woofe
r
1. Defective IC1, IC2 or components
relating to IC1 and IC2 on SW-HF5.1
INPUT PCB
2. Defective IC6 or components relating to
IC6 on SW-HF5.1 AMP PCB
3. Defective IC1, IC2 on SW-HF5.1
SWAMP PCB
4. Defective VR4 or components relating
to VR4 on SW-HF5.1 CON PCB
Repair Reconnect
or replace
Check and replace defective IC
or components
Defective
connection o
f
woofer
audio cables,
or JACK
disconnected
from PCB o
r
defective
Reconnect
or replace
Woofer no sound

Service Guide SW-HF 5.1 5005
1.2.7 input no sound
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 13 of 30
SW-HF5.1 INPUT
PCB soldering points
broken, dry soldering
or short circuit
Check and
resolder
defective
one(s)
Check and replace
defective IC o
r
components
Defective IC1 o
r
components relating to
inputs on SW-HF5.1
INPUT PCB
Check and
replace
Defective input
RCA jack
in
p
ut no sound

Service Guide SW-HF 5.1 5005
1.2.8 Remote control no use
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 14 of 30
Low power o
f
the battery
Defective
soldering o
f
battery spring
SW-HF 5.1
REM PCB
broken, or its
IC or othe
r
components
Defective
conductive
rubber o
f
some keys
Check and
replace
Check and
replace
Check and
resolder
defective
one(s)
Repair and
replace
Replace
Defective REM1，IC2，
R18，EC3，CC4 on
SW-HF5.1 CON PCB
Remote control no use

Service Guide SW-HF 5.1 5005
1.2.9. Noise
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 15 of 30
Broken or dry-soldering
PCB
Defective VR4, VR3, VR2
VR4，VR3，VR2
Resolder or replace Check and replace Resolder or replace
Defective or dry-soldering
IC2 or components relating
IC2 on SW-HF5.1 INPUT
PCB
Noise

Service Guide SW-HF 5.1 5005
1.2.10. LED indicators no light
Problem
Analyze and
identify the
causes
Solutions
Version 1.1 Page 16 of 30
Check and replace
Defective , dry-soldering, or broken LED1，LED2，LED3，
LED4，LED5，LED6 or the components relating to them
LED indicators no li
g
ht

Service Guide SW-HF 5.1 5005
Satellite
NOMINAL
NO DESCRIPTION UNIT CEN FR FL SR SL LIMIT
1RATED OUTPUT POWER ＠THD 10% W 18 18 18 18 18 ±5%
2SENSITIVITY（1KHz）＠RATED O/P POEWR m V 380 640 640 380 380 ±10%
3SENSITIVITY（1KHz）＠1W O/P POWER m V 80 140 140 80 80 ±10%
4m V 280 500 500 280 280
MAX INPUT LEVEL＠1% THD ±10%
LOW Hz 40 70 70 100 100 ±20
5FREQUENCY RESPONSE（1KHz -3DB) HI KHz 120 140 140 110 110 ±20
6d B 85 85 85 85 85
S/N＠RATED O/P POWER ≥75
7d B 0.3 0.3 0.3 0.3 0.3
CHANNEL UNBALANCE ＠REF O/P POWER ≤0.5
CHANNEL SEPARATION(ONE CHANNEL
IN;OTHER CHANNEL INPUT SHORTING)
8d B 60 60 60 60 60 ≥55
HUM NOISE (VR MAX) (VOLUME MAX;INPUT
SHORTING)
9m V 1 1.5 1.5 1 1 ≤2
1HUM NOISE(VR MIN) (VOLUME MIN.INPUT
SHORTING)
10 m V 0.1 0.1 0.1 0.1 0.1 ≤0.5
Version 1.1 Page 17 of 30
Chapter 2. Specifications

Service Guide SW-HF 5.1 500
Woofer
NO DESCRIPTION UNIT NOMINAL LIMIT
1RATED OUTPUT POWER＠100Hz(10%THD) W 75
±5
2SENSITIVITY(100Hz)＠RATED O/P POWER m V 100 ±10
3SENSITIVITY (100Hz)＠1W O/P POWER m V 10 ±5
4MAX INPUT LEVEL＠1% THD m V 90 ±9
5DISTORTION＠100Hz REF.O/P POWER % 0.15
≤0.5
LOW Hz 15
±10
6FREQUENCY RESPONSE（100Hz -3DB) HI Hz 140
±20
7S/N RATIO＠100Hz RATED O/P POWER d B 82 ≥75
8VR MIN NOISE m V 0.1 ≤0.5
9VR MAX NOISE ＆HUM m V 3 ≤10
Version 1.1 Page 18 of 30
Chapter 2 Specifications

Service Guide SW-HF 5.1 5005
Version 1.1 Page 19 of 30
Chapter 3 Block diagram

Service Guide SW-HF 5.5005
Subwoofer
Version 1.1 Page 20 of 30
Chapter 4 Exploded view