ASRock Z390 Extreme4 User Manual - Page 72

RCOMP1: DQ /CLK Ron Drive Strength

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ODT NOM (A2) Use this to change ODT (CH A2) Auto/Manual settings. The default is [Auto]. ODT NOM (B1) Use this to change ODT (CH B1) Auto/Manual settings. The default is [Auto]. ODT NOM (B2) Use this to change ODT (CH B2) Auto/Manual settings. The default is [Auto]. ODT PARK (A1) Configure the memory on die termination resistors' PARK for channel A1. ODT PARK (A2) Configure the memory on die termination resistors' PARK for channel A2. ODT PARK (B1) Configure the memory on die termination resistors' PARK for channel B1. ODT PARK (B2) Configure the memory on die termination resistors' PARK for channel B2. COMP Setting RCOMP0: DQ ODT (Read) Default is 121. RCOMP1: DQ /CLK Ron (Drive Strength) Default is 75. RCOMP2: CMD/CTL Ron (Drive Strength) Default is 100. DQ ODT Driving Adjust ODT Driving for better signal. Default is 60. DQ Driving Adjust DQ Driving for better signal. Default is 26. Command Driving Adjust Command Driving for better signal. Default is 20. 66 English

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English
66
ODT NOM (A2)
Use this to change ODT (CH A2) Auto/Manual settings. °e default is [Auto].
ODT NOM (B1)
Use this to change ODT (CH B1) Auto/Manual settings. °e default is [Auto].
ODT NOM (B2)
Use this to change ODT (CH B2) Auto/Manual settings. °e default is [Auto].
ODT PARK (A1)
Configure the memory on die termination resistors' PARK for channel A1.
ODT PARK (A2)
Configure the memory on die termination resistors' PARK for channel A2.
ODT PARK
(B1)
Configure the memory on die termination resistors' PARK for channel B1.
ODT PARK
(B2)
Configure the memory on die termination resistors' PARK for channel B2.
COMP Setting
RCOMP0: DQ ODT (Read)
Default is 121.
RCOMP1: DQ /CLK Ron (Drive Strength)
Default is 75.
RCOMP2: CMD/CTL Ron (Drive Strength)
Default is 100.
DQ ODT Driving
Adjust ODT Driving for better signal. Default is 60.
DQ Driving
Adjust DQ Driving for better signal. Default is 26.
Command Driving
Adjust Command Driving for better signal. Default is 20.