Commuter aircraft has warning light for smoke illuminate. Return land.

Attributes
ACN	243037
Time
Date	199306
Day	Sun
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : 49j
State Reference	SC
Altitude	agl bound lower : 500 agl bound upper : 500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	Medium Transport, High Wing, 2 Turboprop Eng
Flight Phase	climbout : takeoff landing other other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Experience	flight time last 90 days : 200 flight time total : 8000 flight time type : 3000
ASRS Report	243037
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp pilot : cfi pilot : commercial pilot : instrument
Experience	flight time last 90 days : 100 flight time total : 5000 flight time type : 130
ASRS Report	243652
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : unspecified other flight crewa
Resolutory Action	flight crew : declared emergency other
Consequence	Other
Supplementary
Primary Problem	Aircraft

Narrative:

A smoke warning light illuminated shortly after takeoff immediately after gear retraction. Aircraft remained in pattern, completed smoke warning in flight checklists, called for emergency equipment and landed. Immediately upon landing the light went out, system was tested. Airplane taxied to gate where the first officer inspected the baggage compartment for smoke fire. Crash fire rescue equipment inspected for smoke/fire with negative results. Passenger deplaned. No injuries. Light may have been activated by condensation in baggage compartment.

Original NASA ASRS Text

Title: COMMUTER ACFT HAS WARNING LIGHT FOR SMOKE ILLUMINATE. RETURN LAND.

Narrative: A SMOKE WARNING LIGHT ILLUMINATED SHORTLY AFTER TKOF IMMEDIATELY AFTER GEAR RETRACTION. ACFT REMAINED IN PATTERN, COMPLETED SMOKE WARNING IN FLT CHKLISTS, CALLED FOR EMER EQUIP AND LANDED. IMMEDIATELY UPON LNDG THE LIGHT WENT OUT, SYS WAS TESTED. AIRPLANE TAXIED TO GATE WHERE THE FO INSPECTED THE BAGGAGE COMPARTMENT FOR SMOKE FIRE. CFR INSPECTED FOR SMOKE/FIRE WITH NEGATIVE RESULTS. PAX DEPLANED. NO INJURIES. LIGHT MAY HAVE BEEN ACTIVATED BY CONDENSATION IN BAGGAGE COMPARTMENT.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.