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Intel LV19C Series, LV19N Series, LV22C Series, LV22N Series System Power

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Schematic Diagrams

B - 32 System Power

B.Schematic Diagrams

System Power

Sheet 31 of 43

System Power

Z3102

3A

1219_Allen

U2 GL39102-AS8R

1

6

3

5

4

2

7

8

EN

GND

VOUT

GND

ADJ

VIN

GND

GND

R277

0_04

VDD3

1.8VS

Z3104

DD_ON25

R413

10K_04

C350

*0.01u_X7R_04

VDD3

Q26

SI4800BDY

4

6 2

5

7 3

1

8

C420

2200p_X7R_04

SYS15V

SSEN

Q37

2N7002

G

S D

C42

10u_10V_08

C29

10u_10V_08

AC_IN#25

Vout = 1.24V ( 1 + Ra / Rb )

Z3107

1130

Q4

2N7002

G

S D

R425

10K_04

5VS13 ,15 ,1 8, 19,2 0, 21, 24, 28, 29

Ra

VIN

J4

40mil

12

R567

0_04

EN_15V

Q28

2N7002

G

DS

Z3106

Q35

SI4800BDY

4

6 2

5

7 3

1

8

DD_ON#

1A

VDD34,13,15,21,25,32

DD_ON#

C306

0.1u_16V_04

1130

Q11

2N7002

G

DS

3A

C125

0.1u_16V_04

R12

0_04

J2

*OPEN_20mil

1 2

5V

J3

40mil

12

C108

0.1u_25V_06

C581

0.1u_16V_04

VDD5

Power Plane

C14

*0.01u_X7R_04

Power Plane

1130

VDD3

Z3103

Q5

SI4800BDY

4

6 2

5

7 3

1

8

C728

*0.01u_X7R_04

3.3V

EN_15V

VDD5

SYS5V

3A

Q9

2N7002

G

S D

VDD5

C321

10u_10V_08

C279

0.1u_16V_04

VDD5

R313

0_04

Q36

SI4800BDY

4

6 2

5

7 3

1

8

C460

0.1u_16V_04

Power Plane

SSEN33,34,36

Q27

SI4800BDY

4

6 2

5

7 3

1

8

C43

10u_10V_08

+

C835

*100u_10V_D

5VS

2.5VS 13,29

R405

100K_04

R245

1M_1%_04

3A

3.3V

2.5VS

Q10

2N7002

G

DS

R113

10K_04

1.8VS

1.8V 7, 8,1 0, 11, 12, 34

PWR_SW#25

C778

0.01u_16V_04

1.8VS 13,35

Q34

2N7002

G

DS

Z3109

VDD5

3.3VS 2, 7, 10, 11, 12, 13 ,14 ,15 ,1 6,1 7,1 8,1 9, 20, 21, 23, 24, 25 ,26, 28 ,2 9, 30,3 7

R121

100K_04

3.3VS

SUSB#21,25,26,30

EN_15VS

3A

VIN 13, 20 ,3 0,32 ,3 3, 34, 36, 37

R328

0_04

PWRSW20

R80

10K_1%_04

3.3V4,7,14,16,17,18,21,22,24,26,30,34,36

Z3112

DD_ON

R117

10K_04

Z3108

Power Plane

VDD515,17,20,24,32,36

4A

Q8

2N7002

G

DS

VDD5

3A

VDD3

C421

*0.01u_X7R_04

4A

Q43

2N7002

G

DS

R114

10K_04

5V7, 13, 14, 18, 21, 24 ,2 7,28 ,3 2,3 4, 35,3 7

R118

100K_04

R81

9.76K_1%_06

3A

1A

R424

200K_1%_04

R423

1M_1%_04

Q59

2N7002

G

S D

C38

*10u_10V_08

C461

*0.01u_X7R_04

Z3101

C458

10u_10V_08

Power Plane

5V

R312

1M_1%_04

1225

DD_ON#

SYS15V

DD_ON#34

C802

0.1u_16V_04

C37

10u_10V_08

C25

0.1u_16V_04

Rb

3A

1.8V

SUSB#21,25,26,30

C281

2200p_X7R_04

R115

10K_04

Q44

2N7002

G

DS

C803

0.1u_16V_04

Max output current is 1A

Contents

Main Page Notice Trademarks Page Page Contents Introduction ..............................................1-1 Disassembly ...............................................2-1 Part Lists .................................................. A-1 Schematic Diagrams.................................B-1 Page 1: Introduction Overview 1 - 2 System Specifications System Specifications Latest Specification Information Table 1 - 1 System Specifications System Specifications 1 - 3 1 - 4 System Specifications External Locator - Front View & Top View 1 - 5 External Locator - Front View & Top View Figure 1 - 1 1 - 6 External Location - Left & Right Side Views External Location - Left & Right Side Views Figure 1 - 2 External Locator - Rear View 1 - 7 External Locator - Rear View 1 - 8 Mainboard Overview - Top (Key Parts) Mainboard Overview - Top (Key Parts) Figure 1 - 4 Mainboard Overview - Bottom (Key Parts) 1 - 10 Mainboard Overview - Top (Cable Connectors & Switches) Mainboard Overview - Top (Cable Connectors & Switches) Figure 1 - 6 Mainboard Overview - Bottom (Cable Connectors & Switches) Page 2: Disassembly Overview Maintenance Tools Connections Overview 2 - 3 Maintenance Precautions Cleaning Disassembly Steps Removing the Hard Disk Drive Assembly Page Removing the System Memory Page Removing and Installing the Processor 2 - 9 Removing and Installing the Processor Figure 2 - 4 Page Removing the Modem Removing the Wireless LAN Module Removing the TV Tuner Module Removing the Bluetooth Module Removing the LCD Back Cover 2 - 16 Removing the LCD Back Cover Figure 2 - 11 Removing the Optical Device Assembly Page Appendix A: Part Lists Part List Illustration Location LV22C/LV22N - Front Cover A - 3 LV22C/LV22N - Front Cover Figure A - 1 LV22C/LV22N - Front LV22C/LV22N - Back Figure A - 2 LV22C/LV22N - Back LV22C/LV22N - Combo Drive LV22C/LV22N - DVD-Dual Drive LV22C/LV22N - HDD A - 8 LV22C - MB LV22C - MB Figure A - 6 LV22C - MB LV22N - MB A - 9 LV22N - MB Figure A - 7 LV22N - MB A - 10 LV19C/LV19N - Front Cover LV19C/LV19N - Front Cover Figure A - 8 LV19C/LV19N - Front Cover LV19C/LV19N - Back Figure A - 9 LV19C/LV19N - Back LV19C/LV19N - Combo Drive LV19C/LV19N - DVD-Dual Drive LV19C/LV19N - HDD LV19C - MB A - 15 LV19C - MB Figure A - 13 LV19C - MB A - 16 LV19N - MB LV19N - MB Figure A - 14 LV19N - MB B-1 Appendix B: Schematic Diagrams Diagram - Page Diagram - Page Diagram - Page Panel, CPU Fan - Page B - 16 MDC, BT, PWRGD, Inverter Connector - Page B - 31 Table B - 1 Schematic Diagram System Block Diagram 652 BGA ICH8 DH 1226 FCBGA PROCESSOR Clock Generator Sheet 2 of 43 Clock Generator B - 4 CPU - 1 of 3 CPU - 1 of 3 1 OF 8 2 OF 8 Sheet 3 of 43 CPU 1 of 3 LGA775_C CPU - 2 of 3 Layout Note: LGA775_C 3 OF 8 4 OF 8 CPU - 3 of 3 8 OF 8 5 OF 8 7 OF 8 6 OF 8 Intel P965 1/5 CPU Interface CLOSE MCH SPACE 10 MIL NEAR VTT HXSWING S/B 1/4*VTT +/-2% Intel P965 2/5 PCI-E I/F CL_CLK Sheet 7 of 43 Intel P965 2/5 PCI-E I/F CL_RST# PCIE Intel P965 3/5 Memory I/F MEM_1_DQM[0..7]12 MEM_1_DQS#[0..7]12 MEM_1_DQS[0..7] MEM_1_DQS#[0..7] Intel P965 4/5 GND GND Sheet 9 of 43 Intel P965 4/5 GND Intel P965 5/5 Power B - 11 Intel P965 5/5 Power VCCA_MPLL VCCA_GPLL Sheet 10 of 43 Intel P956 5/5 Power VCCA_HPLL DDRII SO-DIMM 1/2 Layout note: CLOSE TO SO-DIMM_0 Sheet 11 of 43 DDRII SO-DIMM 1/2 Layout Note: DDRII SO-DIMM 2/2 Layout note: signal/space/signal: CLOSE TO SO-DIMM_1 Sheet 12 of 43 DDRII So-DIMM 2/2 MXM PCI-E CONN 0.5A Sheet 13 of 43 MXM PCI-E CONN PE0_RX[0..15]7 4A BIOS, USB K/B, TPM TPM_BADD LPCPD# inactive to LRST# inactive 32~96us LPC reset timing: Rd Panel, CPU Fan BOT SIDE CRT CONNECTOR 1014 1212 ICH8 1/3 (PCI, DMI, CPU, IRQ) SPI 0 1 SPI DIRECT MEDIA LAN PCI EXPRESS ICH8 2/3 (LPC, ATA, USB, GPIO) 20mil SPKR AMTAFSC MISCPOWER MGNTSM BUSUSB ICH8 3/3 (Power) ICH 8 PART 3/3 Sheet 18 of 43 ICH8 3/3 (Power) 5VREF & 5VREF_SUS Sequencing Circuit JM361 PCI-E TO PATA, eSATA Sheet 19 of 43 JM361 PCI-E TO PATA, eSATA JMB363 1A Close to JMB368 IC CD-ROM, SATA, PC-Beep, LED Sheet 20 of 43 CD-ROM, SATA, PC-Beep, LED LED SATA HDD Within 200mil VGA Fan, CCD, Power OK POWER OK Sheet 21 of 43 VGA Fan, CCD, Power OK 48 mil (IMP809) LAN 82566 1 of 2 CLOSE TO LAN CHIP CLOSE TO TRANSFORMAL 2 of 2 PCI7402 OUTPUT 22-48R00-1BA Close to PCI7412 Sheet 23 of 43 PCI7402 TV Tuner, CardReader, CIR VIDEO CONNECTOR CIR Close to MS socket Close to SD socket ITE IT8512 1130 200K V4.0 RX Mini Card, New Card KEY Sheet 26 of 43 Mini Card, New Card NEW CARD Ejector: 130851-C USB 2.0 Sheet 27 of 43 USB 2.0 1014 Layout Note: 1014 B TO D SIDE AZALIA Codec ALC883/ALC888 AUDG CD_G 2 CD_L Audio AMP, SRS, Woofer DEL R637,R638 10K TPA3007D1 AP8202Q TPA3005D2 MDC, BT, PWRGD, Inverter Connector FROM H8 def HI USB BLUETOOTH 2A Sheet 30 of 43 MDC, BT, PWRGD, Inverter Connector System Power Max output current is 1A Rb 4A Ra 3.3V/5V Rb 7A Sheet 32 of 43 3.3V/5V Ra 12VS, AC-In PIN 13=GND 0.1u_25V_06 8A 320mil IRF7821TRPBF 1.8V/0.9V 12A 1219_Allen PIN 25=GND Sheet 34 of 43 1.8V/0.9V 1.5VS,1.05VS 1.8VS 1219_Allen 1.5A Sheet 35 of 43 1.5VS/1.05VS 1.2VS/1.25VS Ra 3A 12A SC413 VCORE t Sheet 37 of 43 VCORE Place close to inductor BOTTOM PAD CONNECT TO GND Through 4 VIAs LED Board Y SG Sheet 38 of 43 LED Board WLAN/BT LED Power Board Sheet 39 of 43 Power Board POWER BOARD CIR Board B - 41 CIR Board C.IR Sheet 40 of 43 CIR Board CIR BOARD B - 42 CD-ROM Board CD-ROM Board Sheet 41 of 43 CD-ROM Board CDROM BOARD Video Connector Board B - 43 Video Connector Board VCABLE_TV2 Sheet 42 of 43 Video Connector Board COMPOSITE(YELLOW) CRT Connector Board Rc PLEASE CLOSE TO CONNECTOR Sheet 43 of 43 CRT Connector Board Ra