B150M-C Repair Guide ELF_XU GTSD 2015/09/17 BLOCK DIAGRAM POWER FLOW POWER ON SEQUENCE Timing Diagram for G3 to S5 Timing Diagram for S5 to S0/M0 Frequency Flow Socket reflow profile Lead-Free Rework Thermo profile Graphic for BGA & Chipset Except for body temp, all temperatures are measured with thermo couples inside solder joints, for better accuracy Primary Factors for Successful Rework: •Flux formulation and solder paste formulation and volume •A capable thermal reflow profile •Proper PCB pad solder preparation/wicking (clean-up of the residual solder from the PCB pads) Caution: Always remove batteries and thermal solutions following the system design disassembly process steps prior to BGA rework to avoid damaging the BGA View this Intel® BGA / Socket Rework Video (10 minutes in length): http://link.brightcove.com/services/player/bcpid1409165005001?bckey=AQ~~,AAA AqwZd9wk~,X1Exj3sUi-03b71FGkEmVWbi4T4yGcor&bctid=1519232885001 MB Baking Time: 120〬C, hours BGA Baking Time: Voltage Measure Point Voltage Measure Point Station Net Name Diode resistance PU702 +3VSB_ATX 354 PQ605 +5VSB 488 PL201 VCCGT 472 PL704 VCCIO 498 ATX12V +12V_CPU 550 TPM +3VSB 316 PC550 VTT_DDR 425 EATXPWR +5VSB_ATX 605 PQ610 +5VSB_DUAL 478 EATXPWR +12V 493 EATXPWR +5V 407 PQ403 +3V 363 10.Signal Measure Point Station SR120 SR121 NA PQ605 TPM SR83 SR83 O1R6 O1R15 SD5 NA NA PQ532 EATXPWR EATXPWR EATXPWR PQ403 NA O1R12 SR75 HR210 PR109 PC192 SQ6 TPM ESDC3 XC74 XC71 Sequence 3.1 7/4.2 7.1 8/4.1 10 11 12 13 14 15 16 17 18 19 Signal Measure Point Net Name Diode resistance S_RTCRST# 793 S_SRTCRST# 794 AC Power Switch ON NA +5VSB 488 +3VSB 316 S_DPWROK 716 O_RSMRST# 716 PWRBTN# 867 O_IOPWRBTN# 549 S_SLP_S3# 530 S_SLP_A# NA S_SLP_LAN# NA S_SLP_S4# 543 ATX_PSON#_R 577 12V 493 5V 407 3V 363 P_PWROK_PS NA O_PWROK 650 H_CPUPWRGD 454 H_SVID_DATA 493 H_SVID_CLK 502 VCORE 432 P_VR_READY_10 491 S_PLTRST# 475 H_CPURST# 437 O_X1_RST# 589 O_X16_RST# 631 ... O1R12 SR75 HR 210 PR109 PC192 SQ6 TPM ESDC3 XC74 XC 71 Sequence 3 .1 7/4.2 7 .1 8/4 .1 10 11 12 13 14 15 16 17 18 19 Signal Measure Point Net Name Diode resistance S_RTCRST# 793 S_SRTCRST# 794 AC... BGA / Socket Rework Video (10 minutes in length): http://link.brightcove.com/services/player/bcpid140 916 50050 01? bckey=AQ~~,AAA AqwZd9wk~,X1Exj3sUi-03b71FGkEmVWbi4T4yGcor&bctid =15 192328850 01 MB Baking... Time: 12 0? ?C, hours BGA Baking Time: Voltage Measure Point Voltage Measure Point Station Net Name Diode resistance PU702 +3VSB_ATX 354 PQ605 +5VSB 488 PL2 01 VCCGT 472 PL704 VCCIO 498 ATX12V +12 V_CPU