Life Fitness LCD User manual
Life Fitness LCD Entertainment System
Customer Support Services
SERVICE MANUAL
Life Fitness LCD Entertainment System
INTRODUCTION
HOW TO USE SERVICE MANUAL AND CONTACT CUSTOMER SUPPORT SERVICES
This service manual is applicable to Life Fitness LCD Entertainment System. Illustrations in this service manual
represent typical configurations and may differ slightly from actual equipment. The Service Manual provides safe and
efficient step-by-step service operations. This manual consists of:
TABLE OF CONTENTS
Section I
q TROUBLESHOOTING
Section II
q HOW TO...SERVICE AND REPAIR
Section III
q ELECTRONICS
Section IV
q MISCELLANEOUS
When an operating problem occurs, refer to troubleshooting guides to isolate the cause. When applicable, guides are
listed by problem symptom followed with suggestions of probable cause(s).
Once the source of problem is identified, consult the "How To..." guides for recommended repair procedures. "How
To..." sub-sections are organized by replaceable part or assembly name. For convenience, sub-section lists
recommended “Tools Required” to complete specific func tion. Refer to PARTS IDENTIFICATION to identify proper
name and number of part to order for repair of equipment.
A reproducible FAX order claim form is given in COMMUNICATING BY TELEFACSIMILE for convenient ordering of
service parts.
To order parts, cont act Life Fitness Customer Support Services.
Via FAX - 24 hrs. /day, 7 days/week.
Via telephone - Monday through Friday from 8:00 AM to 5:00 PM Central Standard Time.
Via post - At address cited.
To speed Life Fitness Customer Support Services response to your needs, please provide:
• Model number,
• Serial number,
• Symptom, and
• Part name and number
Before installing part, review "How To..." and follow step by step procedures recommended to install part safely and
efficiently. If you have questions or comments please telephone, FAX or, write us. We are:
LIFE FITNESS - CUSTOMER SUPPORT SERVICES
10601 Belmont Avenue; Franklin Park, IL 60131; U.S.A.
Telephone: 847.451.0036 Toll-free: 800.351.3737
FAX: 847.288.3702 Toll-free: 800.216.8893
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Life Fitness LCD Entertainment System
TABLE OF CONTENTS
SECTION I TROUBLESHOOTING PAGE
SCREEN WILL NOT TURN ON.................................................................................................. 3
CHANNELS DO NOT CHANGE ................................................................................................. 3
SOUND DOES NOT CHANGE ................................................................................................... 3
NO SOUND.............................................................................................................................. 3
UNABLE TO RECEIVE ANY CHANNELS WHEN USING CABLE ................................................. 3
SNOW AND NOISE APPEAR ON THE SCREEN........................................................................ 3
HOW TO…TEST THE INVERTER BOARD.................................................................................. 4
HOW TO…TEST THE POWER SUPPLY .................................................................................... 5
NOTES.................................................................................................................................... 6
SECTION II HOW TO REPLACE
TV ASSEMBLY ......................................................................................................................... 3
HEADPHONE JACK ................................................................................................................... 4
REMOTE CONTROL .................................................................................................................. 5
INVERTER BOARD ................................................................................................................... 6
MAIN PC BOARD ...................................................................................................................... 7
CONNECTOR BRACKET ........................................................................................................... 8
COAX/POWER CABLES (UPRIGHT BIKE)................................................................................... 9
COAX/POWER CABLES (RECUMBENT BIKE)............................................................................ 12
COAX/POWER CABLES (S TEPPER).......................................................................................... 14
COAX/POWER CABLES (CROSS-TRAINER - BLACK) ................................................................. 15
COAX/POWER CABLES (TREADMILL - SILVER) ......................................................................... 16
COAX/POWER CABLES (TR91, 95HR, 97HR - BLACK)................................................................ 19
NOTES ..................................................................................................................................... 20
SECTION III ELECTRONIC OVERVIEW AND WIRI NG BLOCK DIAGRAM
MAIN POWER CONTROL BOARD............................................................................................. 3
INVERTER BOARD PIN LAYOUT.............................................................................................. 4
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Life Fitness LCD Entertainment System
TROUBLESHOOTING GUIDE
Notes:
2
4
Test Points
Life Fitness LCD Entertainment System
How To...Test the Inverter Board
Special Service Tools Required: Multi -meter
6
5
4
3
2
J3 J2
1. Remove the Entertainment System Console from the Unit.
2. Remove Rear Cover from the Console Assembly.
3. Plug in Power Supply and Remote Control to the Console
4. Press the Power On Key on the Remote Control.
5. TEST NO. 1: Place the Red Lead from the multi-meter onto Test Point 1 and the Black Lead onto Test Point 3.
Voltage should be 12 Vdc (+/- .5V).
6. TEST NO. 2: Place the Red Lead from the multi-meter onto Test Point 5 and the Black Lead to Test Point 3.
Voltage should be 12 Vdc (+/- .5V)
1
PROBLEM SOLUTION
J1
No Voltage on TP1 Replace Cable, Remote, or Main PC Board.
Voltage present on TP1 Replace the Inverter Board
Voltage on TP1 and TP2 but NO Voltage on TP5 Replace Cable between Inverter Board and Main PC Board
TEST POINT VOLTAGE DESCRIPTION PIN NUMBER
TP 1 & 2 12 Vdc VIN 1 & 2
TP 3 &4 0 Vdc Ground 3 & 4
5 12 Vdc Enable 5
5 0 Vdc Disable 5
6 Not Used Not Used 6/7/8
5
Life Fitness LCD Entertainment System
Retaining
Nut
Positive
Negative
How To...Test the Power Supply
Special Service Tools Required: Multi -meter
1. Unscrew the Retaining Nut securing the Power Cable
Plug at the back of the Console Assembly and remove
the Cable from the Console.
2. Using a Multi-meter, touch the Red Lead to the
POSITIVE area on the Cable, which is the center of the
cable. Next touch the Black Lead to the NEGATIVE
area, which is the side of the inner Cable. The voltage
should read 12 Vdc.
Power
Cable
Retaining nut
6
Life Fitness LCD Entertainment System
NOTES
7
Life Fitness LCD Entertainment System
SECTION II
HOW TO…
SERVICE AND REPAIR GUIDE
1
Life Fitness LCD Entertainment System
NOTES
2
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