MSI MEG Z690 UNIFY, Quick Start Manual, Page: 43 / 73

43
Overview of Components
1
88
Tuning Controller
JDASH1
Debug Code LED
OC OC Fail Save
OC button-
Tuning Controller cable
OC Retry
Power
Reset Clear CMOS
Using Tuning Controller
Tuning controller is a multiple functions module that helps you to monitor, control
and overclock the motherboard more easily. Please follow the instructions below to
understand the function of each button on the module.
∙ Debug Code LED - it displays CPU core temperature (default), progress and error
codes during and after POST. Please refer to the Debug Code LED table in this manual
for details.
∙ OC button- / + - these buttons are used to decrease/ increase the CPU base clock/
CPU ratio. Please go to BIOS > OC > Direct OC Button and select the CPU BCLK or
CPU Ratio to be overclocked.
∙ Reset - this button allows you to reset the computer.
∙ Power - this button allows you to power on and off the computer.
∙ OC Fail Save - press and hold the button and start the system simultaneously to
boot in Safe Boot mode. The system will boot with default and lower the PCIe (from
CPU) mode.
∙ OC Retry - press and hold this button for retrying OC settings until the system boot
up successfully.
∙ Clear CMOS - power off the computer and than long press this button for 5-10
seconds to reset BIOS with defaults.
Connecting the JDASH1 and Tuning Controller module
JDASH1 : Tuning Controller connector
This connector is used to connect an optional Tuning Controller module.
1
2 14
13
1 No Pin 2 NC
3 MCU_SMB_SCL_M 4 MCU_SMB_SDA_M
5 VCC5 6 Ground
7 PSIN#_R 8 FP_RST#_R
9 OC_RETRY# 10 OC_FS
11 BLK+ 12 BLK-
13 CLRCMOS_EN 14 NC