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Intel LV19C Series, LV19N Series, LV22C Series, LV22N Series manual CIR Board

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Schematic Diagrams

CIR Board B - 41

B.Schematic Diagrams

CIR Board

Sheet 40 of 43

CIR Board

IGND

IC1

0.1u_10V_04

IH3

C126D126

PNA4612MOOLB

C.IR

IU1

IGND

IC2

*0.1u_10V_04

IGND

IH1

C126D126

IH2

U315X276BU256X246D110

IJCIR1

85204-03001

IGND

ICCIR_RX

IVDD5

IGND

IVDD5

CIR BOARD

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