iMac 2011 a1312 升級ｃｐｕ i7 2600s GPU GTX 860M 2G 銀幕問題

如標題iMac 2011 a1312 升級ｃｐｕ i7 2600s GPU GTX 860M 2G 銀幕開機時黑屏,十幾秒後亮屏進入開機程序,開機後無銀幕亮度調整－銀幕長亮,希望有高手給解方－感謝 有找到更新rom檔但是步驟搞不清－頭大中

開機報告如下－文長
Anonymous UUID: 1175F025-F9D1-0834-4CEB-2C70E15F2AE1

Fri May 28 10:18:29 2021

*** Panic Report ***
panic(cpu 0 caller 0xffffff7fb07cc5a2): "bool IOAccelDisplayMachine2::display_mode_did_change(uint32_t): vendor driver returns false"@/BuildRoot/Library/Caches/com.apple.xbs/Sources/IOAcceleratorFamily_kexts/IOAcceleratorFamily-378.28/Kext2/IOAccelDisplayMachine.cpp:490
Backtrace (CPU 0), Frame : Return Address
0xffffff9af9f13770 : 0xffffff802f86ae76
0xffffff9af9f137c0 : 0xffffff802f994484
0xffffff9af9f13800 : 0xffffff802f986654
0xffffff9af9f13870 : 0xffffff802f81ce60
0xffffff9af9f13890 : 0xffffff802f86a8ec
0xffffff9af9f139c0 : 0xffffff802f86a6ac
0xffffff9af9f13a20 : 0xffffff7fb07cc5a2
0xffffff9af9f13a50 : 0xffffff7fb07f93b9
0xffffff9af9f13a90 : 0xffffff7fb03989ae
0xffffff9af9f13b40 : 0xffffff7fb038583c
0xffffff9af9f13b80 : 0xffffff7fb038fe33
0xffffff9af9f13ba0 : 0xffffff7fb0393857
0xffffff9af9f13c20 : 0xffffff7fb038b0c2
0xffffff9af9f13c70 : 0xffffff7fb03f28ab
0xffffff9af9f13cc0 : 0xffffff802fe6bbdf
0xffffff9af9f13d10 : 0xffffff802fec86a7
0xffffff9af9f13d70 : 0xffffff802f941292
0xffffff9af9f13dc0 : 0xffffff802f870380
0xffffff9af9f13e10 : 0xffffff802f84d6ed
0xffffff9af9f13e60 : 0xffffff802f8601fb
0xffffff9af9f13ef0 : 0xffffff802f97033d
0xffffff9af9f13fa0 : 0xffffff802f81d666
Kernel Extensions in backtrace:
com.apple.iokit.IOGraphicsFamily(519.23)[81D774E8-DD11-3866-B90A-E855215EDB60]@0xffffff7fb037c000->0xffffff7fb03c4fff
dependency: com.apple.iokit.IOPCIFamily(2.9)[F763C275-306F-358F-B6B0-0FD93486BD5F]@0xffffff7fb0094000
com.apple.nvidia.driver.NVDAResman(10.3.2)[6DE4BC26-EEC1-379B-AD41-532FB0A529CD]@0xffffff7fb03ee000->0xffffff7fb06c7fff
dependency: com.apple.iokit.IOPCIFamily(2.9)[F763C275-306F-358F-B6B0-0FD93486BD5F]@0xffffff7fb0094000
dependency: com.apple.iokit.IONDRVSupport(519.21)[B9EB0174-55E4-3CB1-9802-E74BB1BD5EF0]@0xffffff7fb03d2000
dependency: com.apple.iokit.IOGraphicsFamily(519.23)[81D774E8-DD11-3866-B90A-E855215EDB60]@0xffffff7fb037c000
dependency: com.apple.AppleGraphicsDeviceControl(3.20.18)[39C0D061-25CF-3D9B-815F-D99FF4E1455B]@0xffffff7fb03e2000
com.apple.iokit.IOAcceleratorFamily2(378.28)[D342FE41-0457-3586-ABB0-38E8E3947C4F]@0xffffff7fb07c1000->0xffffff7fb0859fff
dependency: com.apple.driver.AppleMobileFileIntegrity(1.0.5)[A4F333D5-7EC0-332F-A23B-558A0AC169A8]@0xffffff7fb078c000
dependency: com.apple.iokit.IOSurface(211.15)[37BCC686-AF99-3381-AC4F-E54A347E0F40]@0xffffff7fb07a6000
dependency: com.apple.iokit.IOPCIFamily(2.9)[F763C275-306F-358F-B6B0-0FD93486BD5F]@0xffffff7fb0094000
dependency: com.apple.iokit.IOGraphicsFamily(519.23)[81D774E8-DD11-3866-B90A-E855215EDB60]@0xffffff7fb037c000

BSD process name corresponding to current thread: WindowServer

Mac OS version:
17G14042

Kernel version:
Darwin Kernel Version 17.7.0: Fri Oct 30 13:34:27 PDT 2020; root:xnu-4570.71.82.8~1/RELEASE_X86_64
Kernel UUID: 5E83A13A-32F5-3604-8591-50E2F2F70DC6
Kernel slide: 0x000000002f600000
Kernel text base: 0xffffff802f800000
__HIB text base: 0xffffff802f700000
System model name: iMac12,2 (Mac-942B59F58194171B)

System uptime in nanoseconds: 6688841659
last loaded kext at 6446786094: com.apple.driver.AppleTyMCEDriver 1.0.3d2 (addr 0xffffff7fb24c3000, size 49152)
loaded kexts:
com.apple.driver.AppleTyMCEDriver 1.0.3d2
com.apple.driver.AGPM 110.23.37
com.apple.filesystems.autofs 3.0
com.apple.driver.AppleMikeyHIDDriver 131
com.apple.driver.ApplePolicyControl 3.20.18
com.apple.driver.AppleMikeyDriver 281.52
com.apple.driver.AppleGraphicsDevicePolicy 3.20.18
com.apple.AGDCPluginDisplayMetrics 3.20.18
com.apple.driver.AppleHV 1
com.apple.driver.AppleHDAHardwareConfigDriver 281.52
com.apple.iokit.IOUserEthernet 1.0.1
com.apple.driver.AppleUpstreamUserClient 3.6.5
com.apple.driver.AppleHDA 281.52
com.apple.iokit.IOBluetoothSerialManager 6.0.7f22
com.apple.GeForce 10.3.2
com.apple.driver.pmtelemetry 1
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AppleIntelHD3000Graphics 10.0.4
com.apple.driver.AppleThunderboltIP 3.1.1
com.apple.driver.eficheck 1
com.apple.driver.AGDCBacklightControl 3.20.18
com.apple.driver.AppleSMCPDRC 1.0.0
com.apple.driver.AppleLPC 3.1
com.apple.driver.AppleBacklight 170.12.6
com.apple.driver.AppleIntelSNBGraphicsFB 10.0.4
com.apple.driver.AppleSMCLMU 211
com.apple.driver.AppleOSXWatchdog 1
com.apple.driver.ACPI_SMC_PlatformPlugin 1.0.0
com.apple.driver.AppleIntelSlowAdaptiveClocking 4.0.0
com.apple.driver.AppleFIVRDriver 4.1.0
com.apple.nvidia.NVDAStartup 10.3.2
com.apple.driver.AppleMCCSControl 1.5.5
com.apple.iokit.SCSITaskUserClient 404.30.3
com.apple.filesystems.apfs 748.51.0
com.apple.iokit.IOBluetoothUSBDFU 6.0.7f22
com.apple.driver.AppleIRController 353
com.apple.driver.AppleFileSystemDriver 3.0.1
com.apple.filesystems.hfs.kext 407.50.6
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1
com.apple.BootCache 40
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0
com.apple.AppleSystemPolicy 1.0
com.apple.driver.AirPort.Atheros40 700.74.5
com.apple.driver.AppleFWOHCI 5.5.9
com.apple.iokit.AppleBCM5701Ethernet 10.3.1
com.apple.driver.AppleAHCIPort 329.50.2
com.apple.driver.AppleRTC 2.0
com.apple.driver.AppleACPIButtons 6.1
com.apple.driver.AppleHPET 1.8
com.apple.driver.AppleSMBIOS 2.1
com.apple.driver.AppleACPIEC 6.1
com.apple.driver.AppleAPIC 1.7
com.apple.driver.AppleIntelCPUPowerManagementClient 220.50.1
com.apple.nke.applicationfirewall 186
com.apple.security.TMSafetyNet 8
com.apple.security.quarantine 3
com.apple.driver.AppleIntelCPUPowerManagement 220.50.1
com.apple.kext.triggers 1.0
com.apple.driver.AppleGraphicsControl 3.20.18
com.apple.iokit.IOAVBFamily 683.1
com.apple.plugin.IOgPTPPlugin 680.15
com.apple.driver.DspFuncLib 281.52
com.apple.kext.OSvKernDSPLib 526
com.apple.driver.AppleSSE 1.0
com.apple.iokit.IOSerialFamily 11
com.apple.iokit.IOAcceleratorFamily2 378.28
com.apple.iokit.IOSurface 211.15
com.apple.nvidia.driver.NVDAGK100Hal 10.3.2
com.apple.nvidia.driver.NVDAResman 10.3.2
com.apple.AppleGPUWrangler 3.20.18
com.apple.AppleGraphicsDeviceControl 3.20.18
com.apple.driver.AppleHDAController 281.52
com.apple.iokit.IOHDAFamily 281.52
com.apple.iokit.IOAudioFamily 206.5
com.apple.vecLib.kext 1.2.0
com.apple.driver.AppleSMBusPCI 1.0.14d1
com.apple.driver.AppleBacklightExpert 1.1.0
com.apple.iokit.IONDRVSupport 519.21
com.apple.driver.AppleThunderboltEDMSink 4.1.4
com.apple.iokit.IOFireWireIP 2.2.9
com.apple.driver.IOPlatformPluginLegacy 1.0.0
com.apple.driver.IOPlatformPluginFamily 6.0.0d8
com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0
com.apple.driver.AppleSMBusController 1.0.18d1
com.apple.iokit.IOGraphicsFamily 519.23
com.apple.iokit.IOSCSIMultimediaCommandsDevice 404.30.3
com.apple.iokit.IOBDStorageFamily 1.8
com.apple.iokit.IODVDStorageFamily 1.8
com.apple.iokit.IOCDStorageFamily 1.8
com.apple.driver.AppleXsanScheme 3
com.apple.iokit.IOAHCISerialATAPI 267.50.1
com.apple.iokit.IOAHCIBlockStorage 301.40.2
com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 6.0.7f22
com.apple.iokit.IOBluetoothHostControllerUSBTransport 6.0.7f22
com.apple.iokit.IOBluetoothHostControllerTransport 6.0.7f22
com.apple.iokit.IOBluetoothFamily 6.0.7f22
com.apple.driver.usb.IOUSBHostHIDDevice 1.2
com.apple.driver.usb.cdc 5.0.0
com.apple.driver.usb.networking 5.0.0
com.apple.driver.usb.AppleUSBHostCompositeDevice 1.2
com.apple.driver.usb.AppleUSBHub 1.2
com.apple.filesystems.hfs.encodings.kext 1
com.apple.driver.AppleThunderboltDPOutAdapter 5.5.5
com.apple.driver.AppleThunderboltDPInAdapter 5.5.5
com.apple.driver.AppleThunderboltDPAdapterFamily 5.5.5
com.apple.driver.AppleThunderboltPCIDownAdapter 2.1.3
com.apple.driver.AppleThunderboltNHI 4.7.3
com.apple.iokit.IOThunderboltFamily 6.7.10
com.apple.iokit.IO80211Family 1200.12.2
com.apple.driver.corecapture 1.0.4
com.apple.iokit.IOFireWireFamily 4.7.2
com.apple.iokit.IOEthernetAVBController 1.1.0
com.apple.driver.mDNSOffloadUserClient 1.0.1b8
com.apple.driver.AppleUSBMergeNub 900.4.1
com.apple.iokit.IOAHCIFamily 288
com.apple.driver.usb.AppleUSBEHCIPCI 1.2
com.apple.driver.usb.AppleUSBUHCIPCI 1.2
com.apple.driver.usb.AppleUSBUHCI 1.2
com.apple.driver.usb.AppleUSBEHCI 1.2
com.apple.driver.usb.AppleUSBHostPacketFilter 1.0
com.apple.iokit.IOUSBFamily 900.4.1
com.apple.driver.AppleUSBHostMergeProperties 1.2
com.apple.driver.AppleEFINVRAM 2.1
com.apple.driver.AppleEFIRuntime 2.1
com.apple.iokit.IOSMBusFamily 1.1
com.apple.iokit.IOHIDFamily 2.0.0
com.apple.security.sandbox 300.0
com.apple.kext.AppleMatch 1.0.0d1
com.apple.driver.DiskImages 480.60.3
com.apple.driver.AppleFDEKeyStore 28.30
com.apple.driver.AppleEffaceableStorage 1.0
com.apple.driver.AppleKeyStore 2
com.apple.driver.AppleUSBTDM 439.70.3
com.apple.driver.AppleMobileFileIntegrity 1.0.5
com.apple.iokit.IOUSBMassStorageDriver 140.70.2
com.apple.iokit.IOSCSIBlockCommandsDevice 404.30.3
com.apple.iokit.IOSCSIArchitectureModelFamily 404.30.3
com.apple.iokit.IOStorageFamily 2.1
com.apple.driver.AppleCredentialManager 1.0
com.apple.driver.KernelRelayHost 1
com.apple.iokit.IOUSBHostFamily 1.2
com.apple.driver.usb.AppleUSBCommon 1.0
com.apple.driver.AppleBusPowerController 1.0
com.apple.driver.AppleSEPManager 1.0.1
com.apple.driver.IOSlaveProcessor 1
com.apple.iokit.IOReportFamily 31
com.apple.iokit.IOTimeSyncFamily 680.15
com.apple.iokit.IONetworkingFamily 3.4
com.apple.driver.AppleACPIPlatform 6.1
com.apple.driver.AppleSMC 3.1.9
com.apple.iokit.IOPCIFamily 2.9
com.apple.iokit.IOACPIFamily 1.4
com.apple.kec.pthread 1
com.apple.kec.Libm 1
com.apple.kec.corecrypto 1.0

EOF
Model: iMac12,2, BootROM 87.0.0.0.0, 4 processors, Intel Core i7, 2.8 GHz, 24 GB, SMC 1.72f5
Graphics: NVIDIA GeForce GTX 860M, NVIDIA GeForce GTX 860M, PCIe
Memory Module: BANK 0/DIMM0, 8 GB, DDR3, 1333 MHz, 0x04CB, 0x202020202020202020202020202020202020
Memory Module: BANK 1/DIMM0, 8 GB, DDR3, 1333 MHz, 0x04CB, 0x202020202020202020202020202020202020
Memory Module: BANK 0/DIMM1, 4 GB, DDR3, 1333 MHz, 0x80AD, 0x484D54333531533643465238432D50422020
Memory Module: BANK 1/DIMM1, 4 GB, DDR3, 1333 MHz, 0x80AD, 0x484D54333531533643465238432D50422020
AirPort: spairport_wireless_card_type_airport_extreme (0x168C, 0x9A), Atheros 9380: 4.0.74.0-P2P
Bluetooth: Version 6.0.7f22, 3 services, 27 devices, 1 incoming serial ports
Network Service: Wi-Fi, AirPort, en1
Serial ATA Device: INTEL SSDSC2BW120A4, 120.03 GB
Serial ATA Device: HL-DT-STDVDRW GA32N
USB Device: USB 2.0 Bus
USB Device: FaceTime HD Camera (Built-in)
USB Device: Hub
USB Device: BRCM2046 Hub
USB Device: Bluetooth USB Host Controller
USB Device: USB 2.0 Bus
USB Device: Hub
USB Device: USB Receiver
USB Device: IR Receiver
Thunderbolt Bus: iMac, Apple Inc., 25.1

希望高手解惑