An air carrier medium large transport had to return land with a door open.

Attributes
ACN	260102
Time
Date	199312
Day	Tue
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : cle
State Reference	OH
Altitude	msl bound lower : 3000 msl bound upper : 3000
Environment
Flight Conditions	IMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : cle
Operator	common carrier : air carrier
Make Model Name	Medium Large Transport, Low Wing, 2 Turbojet Eng
Flight Phase	climbout : initial landing other other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : flight engineer pilot : commercial pilot : cfi pilot : atp
Experience	flight time last 90 days : 250 flight time total : 17000 flight time type : 5000
ASRS Report	260102
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	aircraft equipment problem : less severe non adherence : published procedure
Independent Detector	aircraft equipment other aircraft equipment : unspecified other flight crewa
Resolutory Action	none taken : unable other
Consequence	Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

Electronic/electrical compartment door came open on takeoff. Aircraft would not pressurize. Determined that door was open but no warning light on annunciator panel. Tested panel lights -- all tested okay. Returned to airport and gate. Maintenance found faulty door warning light.

Original NASA ASRS Text

Title: AN ACR MLG HAD TO RETURN LAND WITH A DOOR OPEN.

Narrative: ELECTRONIC/ELECTRICAL COMPARTMENT DOOR CAME OPEN ON TKOF. ACFT WOULD NOT PRESSURIZE. DETERMINED THAT DOOR WAS OPEN BUT NO WARNING LIGHT ON ANNUNCIATOR PANEL. TESTED PANEL LIGHTS -- ALL TESTED OKAY. RETURNED TO ARPT AND GATE. MAINT FOUND FAULTY DOOR WARNING LIGHT.

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.