Page 35 - Z270X-Gaming 7

Z270X-Gaming 7 Power Sequence Rev 1.0

*Can check more the Voltage & signal in Z270X-Gaming 7 FULL
24MHz CHECK POINTS (attached Excel file)
3.
SYS_PWROK 4. 3VDUAL_PCH
FET
PCH_PWROK N_PCH_DPWROK
16. Z270 4. 3.
VCC3 CIRCUIT 2.
Output Clock O_-RSMRST 3VDUAL 5VDUAL
FET
CK_U1 E2500 WGI219V
CKA_-VTTPWRG
BAT54A 6V41630
6. 8. 18. DSL6540 PCIEX1_1,2,3
THB_C
13. 15. DSL6540 PCIEX16,8,4
DDRVTT_BOOT M2M FET
M2P
VCCPLL_EN 5. O_PWRBTSW -PFMRST U.2
VCCPLL_2_EN
THB_C TPM
ITE_PWROK 21. SAT
-PWRBTSW 7. A EXPRESS
ITE POWER
MA_EN 14. BUTTON 1.
IT8686E PWOK 5VSB
ATX MAIN POWER 10.
9. -PSON
IT8792E : POWER SYSTEM VOLTAGE
Environment Control ITE
Low Pin Count Input / 1.CPU : VCORE,VCCGT,VCCSA,VCCIO,VDDQ,VCCST_VCCPLL
VCCPLL,VCCPLL_OC.
12. Output (EC - LPC I/O) IT8792E 2.Z170 :
11. VCC1_0_PCH,VCC1_0_PCH_DSW,VCC3_PCH ,3VDUAL_PCH,V
VIN 10. CC3,N_RTCVDD
3. IT8628 : IT_VCCH,IT_AVCC,2_5LEVEL
4. DDR 4 : VDDQ,DDRVTT,VPP_25V,,VDDSPD(VCC3)
17.
VR_RDY
ISL95856 N_CPUPWROK
ISL6625 20. 19. N_-CPURST KABY LAKE
After the start-up sequence, the controller regulates VCORE , VCCGT
the output voltage to the value set by the VID CPU_VCCST_PWOK LGA1151

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