How much does it cost to fix my MacBook Air (Late 2008) ?

How do I find my MacBook Air (Late 2008) Service Provider?

OVERVIEW
IntroducedOctober 2008
Model IdentifierMacBookAir2,1
Model NumberA1304
EMC2253
Order NumberMB543LL/A (1.6 GHz), MB940LL/A (1.86 GHz)
Support NiwTech
ColorsSilver
CasePrecision aluminum unibody
Weight and Dimensions3.0 lbs., 0.16-0.76" H x 12.74" W x 8.9" D
PROCESSOR
ProcessorIntel Core 2 Duo (L9300, L9400) ("Penryn")
Processor Speed1.6 or 1.86 GHz
Maximum Processor Speed
Architecture64-bit
Number of Cores2
Security ChipNone
Cache6 MB on chip shared L2 cache
System Bus1066 MHz
Logic board RepairNiwTech
STORAGE AND MEDIA
Storage120 GB 4200-rpm (SATA) or 128 GB (SSD)
Storage UpgradeNiwTech
SSD UpgradeNiwTech
Data RecoveryNiwTech
MediaOptional MacBook Air SuperDrive (MB397G/A)
KEYBOARD AND TRACKPAD
TrackpadSolid-state trackpad with Multi-Touch gesture support
Trackpad RepairsNiwTech
KeyboardFull size (78 (U.S.) or 79 (ISO) keys incl. 12 function, 4 arrow, illuminated with ambient light sensor)
Keyboard RepairsNiwTech
Touch IDNone
Touch ID RepairsNiwTech
SOFTWARE
Original OSMac OS X 10.5.5 (9F2523)
Maximum OSOS X 10.11.6 (15G31)
OS installNiwTech
OS UpgradeNiwTech
OS DowngradeNiwTech
OS SupportNiwTech
AirDropSupported
Handoff
Power NapSupported
Unlock with Apple Watch
Hardware TestAHT 3A151
FIRMWARE
FirmwareIntel Extensible Firmware Interface (EFI)
MEMORY
Built-in Memory2.0 GB PC3-8500 (1066 MHz) DDR3 SDRAM
Maximum Memory2.0 GB
Memory SlotsNone
Memory UpgradeNiwTech
Memory Upgrade InstructionsHow to remove or install memory
Interleaving SupportYes
DISPLAY
Built-in Display13.3-inch (diagonal) glossy widescreen
Display Glass
Brightness
Pixel Density
Color Gamut
Resolutions
Display ReplacementNiwTech
GRAPHICS
Graphics CardNVIDIA GeForce 9400M
Graphics Card ReplacementNiwTech
Graphics Memory256 MB of DDR3 SDRAM shared with main memory (Minimum graphics memory usage is 256 MB)
Display Connection1 - Mini DisplayPort (VGA, DVI, or dual-link DVI with adapter)
Display Support
Display ModesDual display extended and video mirroring
External ResolutionUp to 2560 by 1600 pixels
CAMERA
CameraBuilt-in iSight (640 × 480)
CONNECTIONS
Wi-FiBuilt-in AirPort Extreme card (802.11a/b/g/n)
BluetoothBuilt-in Bluetooth 2.1 + EDR
EthernetOptional USB Ethernet Adapter (MB442Z/A)
ModemOptional Apple USB Modem (MA034Z/A)
USB1 - 480 MBit/s
FireWireNone
ThunderboltNone
Display1 - Mini DisplayPort (VGA, DVI, or dual-link DVI with adapter)
Infrared1 - For Apple Remote only
Audio In1 - Built-in microphone
Audio Out1 - 3.5-mm analog output jack, 1 - Built-in speaker
Security SlotNone
EXPANSION
Slots
BaysNone
Hard Drive InterfaceSerial ATA (SATA)
Optical Drive InterfaceNone
SENSORS
Liquid SensorLiquid Contact Indicators (LCI)
POWER
System BatteryIntegrated 37-watt-hour lithium-polymer
Battery Capacity
Battery LifeUp to 4.5 hours
Standby Time
Maximum Battery Cycles300
Battery ReplacementNiwTech
Power Adapter45W MagSafe Power Adapter
Line Voltage100-240V AC
Power Adapter ReplacementNiwTech
ENVIRONMENTAL
Acoustical Performance
Power Consumption
ENERGY STARMeets ENERGY STAR requirements
EPEATGold
NiwTechwww.niwtech.com