/LG-14Z90N-hackintosh

OpenCore EFI for 14Z90N-VR5DK

Primary LanguageASL

LG Gram 14 (14Z90N) hackintosh

Specs
Model 14Z90N-V.AR5DK
CPU Intel Core i5-1035G4
GPU Intel Iris Plus Graphics
RAM M471A1G44AB0-CWE (on-board)
SSD HFS256GD9TNG-L2A0A Intel 7600p
LCD LP140WFA-SPY1
WLAN Intel Wi-Fi 6 AX201 160MHz
Audio Conexant CX8200
BIOS C2ZE0200 X64 (20200812)

Issues

  • Thunderbolt: "No drivers are loaded."
  • USB-C output has no sound.
  • HDMI output doesn't work.
  • Power button is not functional.
  • Power chime is not working when using internal speaker.
  • system reboots very rarely instead of shutdown.
ERROR: "Timeout powering ON the panel" (a few seconds delay when internal display turned on)

2022-03-20 13:06:24.032687+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.032924+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.033157+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.033391+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.033627+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.033863+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.034097+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] WR address = 0x004e0, data size = 2, cmd = 0x8004e001, ddi = 0 AUX received a NACK. Reply: 0x10

2022-03-20 13:06:24.034099+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][AUX ] writeAUX for address 0x4e0 failed with error 0xe00002f0

... (repeated many times)

2022-03-20 13:06:26.126927+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][PANEL ] Timeout powering ON the panel

2022-03-20 13:06:26.127173+0900 0x5fe Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][TRANSACTION] Path is not active in prepareAndSetPipePostCSCGamma

2022-03-20 13:06:26.391679+0900 0x762 Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][DISPLAY ] TxnHang1: FB0: IsTransactionComplete called following fakeVBL notification

2022-03-20 13:06:26.469292+0900 0x762 Default 0x0 0 0 kernel: (AppleIntelICLLPGraphicsFramebuffer) [IGFB][ERROR][DISPLAY ] TxnHang1: FB0: IsTransactionComplete called following fakeVBL notification

Click works as Force Click

  1. Go to "System Preferences" - "Trackpad"
  2. Disable "Force Click and haptic feedback"