PLX Technology PEX 8509RDK Hardware Reference Manual Download

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SMCLK
SMDAT

3.3AUX

VDDHD_12V

VDDHD_3.3V

VDDHD_12V

VDDHD_3.3V

REFCLKP1

{8}

REFCLKN1

{8}

REFCLKN2

{8}

REFCLKP2

{8}

TP4

{3}

TN4

{3}

PERSTN

{4,6,7,8,9}

RP4

{3}

RN4

{3}

PERSTN

{4,6,7,8,9}

SMCLK

{3,6,8}

SMDAT

{3,6,8}

TP5

{3}

TN5

{3}

RN5

{3}

RP5

{3}

3.3AUX

{3,6}

Title

Size

Document Number

Rev

Date:

Sheet

91-0071-004-A

004

PEX8509RDK - PCI Express Slot Connectors 1

PLX Technology, Inc.

870 Maude Avenue
Sunnyvale, CA 94085
www.plxtech.com

Thursday, June 14, 2007

Title

Size

Document Number

Rev

Date:

Sheet

91-0071-004-A

004

PEX8509RDK - PCI Express Slot Connectors 1

PLX Technology, Inc.

870 Maude Avenue
Sunnyvale, CA 94085
www.plxtech.com

Thursday, June 14, 2007

Title

Size

Document Number

Rev

Date:

Sheet

91-0071-004-A

004

PEX8509RDK - PCI Express Slot Connectors 1

PLX Technology, Inc.

870 Maude Avenue
Sunnyvale, CA 94085
www.plxtech.com

Thursday, June 14, 2007

PORT 1 SLOT
CONNECTOR

PORT 2 SLOT
CONNECTOR

PRSNT1#

+12V

GND

TCLK

TDI

TDO

TMS

+3.3V

A10

PERST#

A11

+12V

GND

SMCLK

SMDAT

GND

+3.3V

TRST#

3.3VAUX

B10

WAKE#

B11

RSVD

B12

PETp0

B14

PETn0

B15

GND

B16

PRSNT2#

B17

GND

B18

PETp1

B19

PETn1

B20

GND

B21

GND

B22

PETp2

B23

PETn2

B24

GND

B25

GND

B26

PETp3

B27

PETn3

B28

GND

B29

RSVD

B30

GND

A12

A13

REFCLK-

A14

GND

A15

PERp0

A16

PERn0

A17

GND

A18

RSVD

A19

GND

A20

PERp1

A21

PERn1

A22

GND

A23

GND

A24

PERp2

A25

PERn2

A26

GND

A27

GND

A28

PERp3

A29

PERn3

A30

GND

B13

GND

A31

RSVD

A32

RSVD

A33

GND

A34

PERp4

A35

PERn4

A36

GND

A37

GND

A38

PERp5

A39

PERn5

A40

GND

A41

GND

A42

PERp6

A43

PERn6

A44

GND

A45

GND

A46

PERp7

A47

PERn7

A48

GND

A49

RSVD

A50

GND

A51

PERp8

A52

PERn8

A53

GND

A54

GND

A55

PERp9

A56

PERn9

A57

GND

A58

GND

A59

PERp10

A60

PRSNT2#

B31

GND

B32

PETp4

B33

PETn4

B34

GND

B35

GND

B36

PETp5

B37

PETn5

B38

GND

B39

GND

B40

PETp6

B41

PETn6

B42

GND

B43

GND

B44

PETp7

B45

PETn7

B46

GND

B47

PRSNT2#

B48

GND

B49

PETp8

B50

PETn8

B51

GND

B52

GND

B53

PETp9

B54

PETn9

B55

GND

B56

GND

B57

PETp10

B58

PETn10

B59

GND

B60

PERn10

A61

GND

A62

GND

A63

PERp11

A64

PERn11

A65

GND

A66

GND

A67

PERp12

A68

PERn12

A69

GND

A70

GND

A71

PERp13

A72

PERn13

A73

GND

A74

GND

A75

PERp14

A76

PERn14

A77

GND

A78

GND

A79

PERp15

A80

PERn15

A81

GND

A82

GND

B61

PETp11

B62

PETn11

B63

GND

B64

GND

B65

PETp12

B66

PETn12

B67

GND

B68

GND

B69

PETp13

B70

PETn13

B71

GND

B72

GND

B73

PETp14

B74

PETn14

B75

GND

B76

GND

B77

PETp15

B78

PETn15

B79

GND

B80

PRSNT2#

B81

RSVD

B82

PCI_EXP_X16_STRADDLE_MNT_CONN

C52

22uF

C52

22uF

C50

22uF

C50

22uF

C51

22uF

C51

22uF

C49

22uF

C49

22uF

PRSNT1#

+12V

GND

TCLK

TDI

TDO

TMS

+3.3V

A10

PERST#

A11

+12V

GND

SMCLK

SMDAT

GND

+3.3V

TRST#

3.3VAUX

B10

WAKE#

B11

RSVD

B12

PETp0

B14

PETn0

B15

GND

B16

PRSNT2#

B17

GND

B18

PETp1

B19

PETn1

B20

GND

B21

GND

B22

PETp2

B23

PETn2

B24

GND

B25

GND

B26

PETp3

B27

PETn3

B28

GND

B29

RSVD

B30

GND

A12

A13

REFCLK-

A14

GND

A15

PERp0

A16

PERn0

A17

GND

A18

RSVD

A19

GND

A20

PERp1

A21

PERn1

A22

GND

A23

GND

A24

PERp2

A25

PERn2

A26

GND

A27

GND

A28

PERp3

A29

PERn3

A30

GND

B13

GND

A31

RSVD

A32

RSVD

A33

GND

A34

PERp4

A35

PERn4

A36

GND

A37

GND

A38

PERp5

A39

PERn5

A40

GND

A41

GND

A42

PERp6

A43

PERn6

A44

GND

A45

GND

A46

PERp7

A47

PERn7

A48

GND

A49

RSVD

A50

GND

A51

PERp8

A52

PERn8

A53

GND

A54

GND

A55

PERp9

A56

PERn9

A57

GND

A58

GND

A59

PERp10

A60

PRSNT2#

B31

GND

B32

PETp4

B33

PETn4

B34

GND

B35

GND

B36

PETp5

B37

PETn5

B38

GND

B39

GND

B40

PETp6

B41

PETn6

B42

GND

B43

GND

B44

PETp7

B45

PETn7

B46

GND

B47

PRSNT2#

B48

GND

B49

PETp8

B50

PETn8

B51

GND

B52

GND

B53

PETp9

B54

PETn9

B55

GND

B56

GND

B57

PETp10

B58

PETn10

B59

GND

B60

PERn10

A61

GND

A62

GND

A63

PERp11

A64

PERn11

A65

GND

A66

GND

A67

PERp12

A68

PERn12

A69

GND

A70

GND

A71

PERp13

A72

PERn13

A73

GND

A74

GND

A75

PERp14

A76

PERn14

A77

GND

A78

GND

A79

PERp15

A80

PERn15

A81

GND

A82

GND

B61

PETp11

B62

PETn11

B63

GND

B64

GND

B65

PETp12

B66

PETn12

B67

GND

B68

GND

B69

PETp13

B70

PETn13

B71

GND

B72

GND

B73

PETp14

B74

PETn14

B75

GND

B76

GND

B77

PETp15

B78

PETn15

B79

GND

B80

PRSNT2#

B81

RSVD

B82

PCI_EXP_X16_FEMALE_CONN

GV19

GV20

Summary of Contents for PEX 8509RDK

Page 1: ...PEX 8509RDK Hardware Reference Manual ...

Page 2: ......

Page 3: ...PEX 8509RDK Hardware Reference Manual Version 1 1 June 2007 Website http www plxtech com Support http www plxtech com support Phone 408 774 9060 800 759 3735 Fax 408 774 2169 ...

Page 4: ...ions to this publication known as errata PLX assumes no liability whatsoever including infringement of any patent or copyright for sale and use of PLX products PLX Technology and the PLX logo are registered trademarks of PLX Technology Inc Other brands and names are the property of their respective owners Order Number PEX 8509 RDK HRM P1 1 1 Printed in the USA June 2007 ...

Page 5: ...sure the accuracy of this manual PLX shall not be liable for any errors incidental or consequential damages in connection with the furnishing performance or use of this manual or examples herein PLX assumes no responsibility for damage or loss resulting from the use of this manual for loss or claims by third parties which may arise through the use of the RDK or for any damage or loss caused by del...

Page 6: ......

Page 7: ...uitry 5 2 7 Serial EEPROM 6 2 8 I2C Interface 6 2 9 Power Distribution 6 2 9 1 Power Generation Conversion 6 2 9 2 Power Sequencing 7 2 10 LED Indicators 7 3 On Board Connectors Switches and Jumpers 9 3 1 DIP Switches 9 3 1 1 Upstream Port Selection SW1 9 3 1 2 PEX 8509 I2C Address Selection SW2 9 3 1 3 Port Configuration SW3 10 3 1 4 J4 Slot control Hot Plug Control SW4 11 3 2 Push Button Switche...

Page 8: ...ion for Aardvard I2C Controller 6 Figure 2 4 PEX 8509RDK Power Subsystem 7 Figure 3 1 Switch SW1 Default Settings 9 Figure 3 2 Switch SW2 Default Settings 9 Figure 3 3 Switch SW3 Default Settings 10 Figure 3 4 Switch SW4 Default Settings 11 TABLES Table 2 1 PEX 8509RDK LED Indicator descriptions 7 Table 3 1 Switch SW1 Description 9 Table 3 2 Switch SW2 Description 10 Table 3 3 Switch SW3 Descripti...

Page 9: ...am port of the PEX 8509 to be directly plugged into a system board s x16 x8 x4 PCI Express connector or plugged into an x1 PCI Express connector by using card edge adapters Figure 1 1 PEX 8509RDK Component Side View PEX 8509 JTAG Header Reference Clock Buffers Reset Circuitry 3 3V 1V Regulator 5V 3 3V DC DC converter VTT Regulator Manual PERST EEPROM Socket I2C A1 U1 J1 J2 J4 J3 J5 Main Board Powe...

Page 10: ...RDK Features PLX PEX 8509 PCI Express switch in a 196 ball PBGA package Form factor based on PCI Express Card Electromechanical CEM Specification 1 1 Four downstream PCI Express Slot connectors DIP switches for hardware configuration of PEX 8509 and on board clock circuitry Support for Spread Spectrum Clocking SSC One Hot Plug controllable slot Socketable Serial EEPROM 3 3V Standard 0 1 headers to...

Page 11: ...The RDK s onboard PEX 8509 is set up as a 5 port switch with one x4 upstream port Port 0 and four x1 downstream ports Ports 1 4 Port 0 connects to the card edge P1 while Ports 1 2 3 and 4 connect to x16 sized slot connectors J1 J2 J3 and J4 respectively Port 0 PEX 8509 Port 4 Port 2 Port 1 x16 Connector x4 Card Edge Hot Plug Power Ctl EEPROM I2C DIP switch x4 8 2 4 Reset Timer PERST REFCLK JTAG co...

Page 12: ...connector J5 2 3 2 PCI Express Connector J2 Connector J2 is a vertical mount through hole x16 PCI Express connector Cards plugging into this slot will be perpendicular to the RDK Port 2 connects one lane x1 to connector J2 The upper fifteen lanes are unconnected Power is provided to connector J2 from the ATX hard disk connector J5 2 3 3 PCI Express Connector J3 Connector J1 is a vertical mount thr...

Page 13: ...3 3V power to J4 The HPC provides an active low power enable output HP_PWREN 3 which directly enables the TP2310 to begin ramping up the gates of Q1 and Q2 12V and 3 3V respectively After both power rails are stable the TP2310 monitors the current being supplied on both rails via R43 and R48 If either rail exceeds its programmable current threshold 5A for both 12V and 3 3V the TP2310 will assert H...

Page 14: ... such as the Total Phase Aardvark I2C controller Figure 2 3 I2C Connector Orientation for Aardvard I2C Controller 2 9 Power Distribution 2 9 1 Power Generation Conversion The PEX 8509RDK has two sources for DC power The first source is the card edge connector P1 The x4 connector provides up to 2 1A at 12V and 3 0A at 3 3V Card edge power is intended to power only RDK board components and slot J4 S...

Page 15: ... various board indicators Table 2 1 PEX 8509RDK LED Indicator descriptions Indicator Type Locations LED On LED Off Board Power indication D16 D15 D17 D18 1 0V 1 5V 12V 3 3V power on 1 0V 1 5V 12V 3 3V power off Slot J1 J2 J3 Power Fault D14 12V or 3 3V power to slots J1 J2 J3 had dropped below 15 on either supply 12V and 3 3V power to slots J1 J2 J3 is good J5 Power indication D20 ATX Hard disk co...

Page 16: ...6 Port 2 link is up If LED is off Port 2 link is down PEX 8509 Port 3 Lane Status D3 Port 3 link is up If LED is off Port 3 link is down PEX 8509 Port 4 Lane Status D7 Port 4 link is up If LED is off Port 4 link is down PEX 8509 Fatal Error Indication D9 PEX 8509 detected a fatal error No fatal errors reported PEX 8509 INTA D19 PEX 8509 has asserted sideband interrupt Interrupt is not asserted Hot...

Page 17: ...e 3 1 Switch SW1 Default Settings Table 3 1 Switch SW1 Description SW1 Functional Description Switch Position Settings STRAP_UPSTRM_PORTSEL 2 0 Selects the PEX 8509 Upstream Port Default setting is 000b 1 STRAP_UPSTRM_PORTSEL 0 2 STRAP_UPSTRM_PORTSEL 1 3 STRAP_UPSTRM_PORTSEL 2 Bus Encodings 2 0 Upstream Port 000b 0 001b 1 010b 2 011b 3 100b 4 101b 5 110b 6 111b 7 3 1 2 PEX 8509 I2C Address Selecti...

Page 18: ... 101b 3Dh 110b 3Eh 111b 3Fh 3 1 3 Port Configuration SW3 Figure 3 3 Switch SW3 Default Settings Table 3 3 Switch SW3 Description SW3 Functional Description Switch Position Settings STRAP_PORTCFG 3 0 Selects PEX 8509 Port Configuration Default Setting is 11b NOTE When the RDK Plugs into the RDK Port Expansion Kit SW3 setting should be 00b 1 STRAP_STN_PORTCFG 0 2 STRAP_STN_PORTCFG 1 Bus Encodings 1 ...

Page 19: ...1b Latch open 3 2 Push Button Switches 3 2 1 Hot Plug Attention Button SW5 Switch SW5 provides a push button switch control for the PEX 8509 Hot Plug Controller s HP_BUTTON 3 input pin The PEX 8509 contains internal debounce circuitry for this input 3 2 2 Manual Reset SW6 The PEX 8509 RDK provides a manual PERST capability Note that manual PERST will only apply warm reset to the PEX 8509 and slots...

Page 20: ... signal from U3 is used to clear a D flip flop U15 which will in turn light a red indicator LED D14 Once the LED is lit it remains lit until board power is cycled 4 Serial EEPROM Registers 4 1 Serial EEPROM Contents The PEX 8509RDK is shipped with a programmed AT25080A EEPROM PLX Technology provides the necessary binary image files and software tools required to program the EEPROM Install a jumper...

Page 21: ...8400O XC 2 IC 100MHz Differential Clock Buffer SMT 28 pin SSOP U10 U11 8 1 Belfuse S7AH 08E1A0 Non iso DC DC converter 5V to 3 3V 8A SMT 7 pin U12 9 1 Micrel MIC49150 WR LDO Regulator 1 5A Adj output SPAK 5 U13 Digikey P N 576 1227 ND 10 1 Maxim MAX1806E UA15 LDO regulator 500mA adjustable SMT 8 pin uMax U14 11 1 TI SN74LVC2 G74DCTR IC Single Positive Edge D Flip flop SMT 8 pin SSOP U15 Digikey P ...

Page 22: ...y P N SW416 ND 24 6 CTS 742C08351 2J Chip Res Array 5 1K ohm 4R isolated SMT RN1 RN2 RN3 RN4 RN5 RN6 Digikey P N 742C08351 2JCT ND 25 15 Panasonic ERJ 3GEY0R00 V Res 1 10W zero ohm 5 SMT 0603 R1 R2 R11 R13 R14 R15 R16 R17 R46 R53 R59 R61 R102 R119 R120 Digikey P N P0 0GCT ND 26 2 TTelectronics LRF2512 LF R020 F Res 2W 0 02 ohm 1 SMT 2512 R42 R48 Mouser P N 66 LRF2512 LF R020 F 27 2 Panasonic ERJ 3...

Page 23: ... R36 R37 R38 Digikey P N P2 26KHC T ND 36 1 Panasonic ERJ 3EKF2741 V Res 1 16W 2 74K ohm 1 SMT 0603 R117 Digikey P N P2 74KHC T ND 37 21 Yageo America 9C06031A 5101FKHF T Res 1 10W 5 1K ohm 1 SMT 0603 R19 R20 R21 R26 R27 R33 R35 R39 R47 R49 R50 R54 R56 R58 R76 R78 R94 R103 R104 R106 R121 Digikey P N 331 5 10KHCT ND 38 1 Panasonic ERJ 3EKF7681 V Res 1 16W 7 68K ohm 1 SMT 0603 R112 Digikey P N P7 68...

Page 24: ...et C0402C10 4K8PACTU Cap Ceramic 0 1uF X5R 10V 10 SMT 0402 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C26 C27 C28 C29 C31 C32 C33 C34 C44 C45 C46 C47 C48 Digikey P N 399 3027 1 ND 50 7 Kemet C0603C10 4K3RACT U Cap Ceramic 0 1uF X7R 25V 10 SMT 0603 C57 C58 C59 C60 C62 C86 C92 Digikey P N 399 1281 1 ND 51 2 Panasonic ECJ 1VB1C105 K Cap Ceramic 1uF X5R 16V 10 SMT 0603 C24 C25 Digike...

Page 25: ...0A 10PU 2 7 ND 201 1 Keystone Electronics 9203 PCI bracket w two tabs Mouser P N 534 9203 202 2 Building Fasteners PMSSS 440 0025 PH Phillips Panhead screw 4 40 thread 0 25 Digikey P N H703 ND 201 1 Amp Tyco 382811 6 Jumpers JP5 Digikey P N A26227 ND MISCELLANEOUS COMPONENTS 300 1 PLX 90 0071 000 A PEX8509RDK Bare Board rev 000 PART THAT SHOULD NOT BE ASSEMBLED 1 Yageo America 9C06031A 5101FKHF T ...

Page 26: ...e Type Comp Des s Subcon Part Microelectron ics LL MOSFET pin SO 8 Infineon Tech SMBT3904 E6327 IC Bipolar Transistor SMT SOT 23 Digikey P N SMBT3904I NCT ND Littlefuse 0433 005 Fuse Very fast acting 5A SMT 1206 Molex 87715 0123 PCI Express x16 Through hole connector TH 164 pin PLX Part 91 0071 004 A Product Name PEX8509RDK ...

Page 27: ...X 8509RDK 12 01 2006 Revision History Rev Date Changes from last revision 000 Initial Revision NOTE NL INDICATES COMPONENT NOT LOADED TABLE OF CONTENTS Page 1 Functional Block Diagram Page 2 Board Layout Information Page 3 PEX8509 PEX Interface Page 4 PEX8509 Power EEPROM JTAG Misc Page 5 PCI Express Slot Connectors 1 Page 7 Hot Plug Circuitry Page 8 Clock and Reset Page 9 Board Power DIP SWITCHES...

Page 28: ...yout Information PLX Technology Inc 870 Maude Avenue Sunnyvale CA 94085 www plxtech com C 2 9 Thursday June 14 2007 Prepreg 6 5mil Overall Board Thickness 62mil Prepreg 4mil L5 Split Power 0 5oz L2 GND 0 5oz Laminate 4mil L3 Signal 2 0 5oz L1 Signal 1 0 5oz L4 Power GND 3 0 5oz L6 Signal 3 0 5oz Laminate 4mil Prepreg 4mil Prepreg 6 5mil Laminate 23mil 0 004 3 FR4 4 3 4 5 Description 1 2 oz 0007 4 ...

Page 29: ...5 C5 0 1uF C5 0 1uF TPV21 TPV21 R9 150 R9 150 GV6 GV6 R6 150 R6 150 C2 22uF C2 22uF TPV22 TPV22 TPV20 TPV20 GV7 GV7 2 1 D5 Green D5 Green TPV12 TPV12 TPV3 TPV3 R4 150 R4 150 C15 0 1uF C15 0 1uF C9 0 1uF C9 0 1uF R1 0 R1 0 2 1 D3 Green D3 Green TPV7 TPV7 TPV8 TPV8 C3 0 1uF C3 0 1uF 2 1 D7 Green D7 Green C19 0 1uF C19 0 1uF C1 22uF C1 22uF C10 0 1uF C10 0 1uF R2 0 R2 0 C8 0 1uF C8 0 1uF 2 1 D6 Green...

Page 30: ...T_PEX 2 L9 VDD10S M6 VDD10S M8 VDD10S M10 VDD10S M12 VDD10S M14 VDD10 K8 VDD10 K4 VDD10 H10 VDD10 F10 VDD10 E9 VDD10 E5 VDD33 D9 VDD33 D10 VDD33 E4 VDD33 E11 VDD33 F4 VDD33 G11 VDD33 H4 VDD33A H3 STRAP_PROBE_MODE G14 I2C_SCL H14 I2C_SDA H13 I2C_ADDR0 K11 I2C_ADDR1 K12 I2C_ADDR2 L12 FATAL_ERR J13 VTT_PEX 3 L11 VDD33 H11 VDD33 J11 VDD10S K2 VDD10S L3 VDD10S L13 VDD10S M2 VDD10S M4 STRAP_PLL_BYPASS F...

Page 31: ...7 PETp10 B58 PETn10 B59 GND B60 PERn10 A61 GND A62 GND A63 PERp11 A64 PERn11 A65 GND A66 GND A67 PERp12 A68 PERn12 A69 GND A70 GND A71 PERp13 A72 PERn13 A73 GND A74 GND A75 PERp14 A76 PERn14 A77 GND A78 GND A79 PERp15 A80 PERn15 A81 GND A82 GND B61 PETp11 B62 PETn11 B63 GND B64 GND B65 PETp12 B66 PETn12 B67 GND B68 GND B69 PETp13 B70 PETn13 B71 GND B72 GND B73 PETp14 B74 PETn14 B75 GND B76 GND B77...

Page 32: ...D B53 PETp9 B54 PETn9 B55 GND B56 GND B57 PETp10 B58 PETn10 B59 GND B60 PERn10 A61 GND A62 GND A63 PERp11 A64 PERn11 A65 GND A66 GND A67 PERp12 A68 PERn12 A69 GND A70 GND A71 PERp13 A72 PERn13 A73 GND A74 GND A75 PERp14 A76 PERn14 A77 GND A78 GND A79 PERp15 A80 PERn15 A81 GND A82 GND B61 PETp11 B62 PETn11 B63 GND B64 GND B65 PETp12 B66 PETn12 B67 GND B68 GND B69 PETp13 B70 PETn13 B71 GND B72 GND B...

Page 33: ...94085 www plxtech com C 7 9 Thursday June 14 2007 HOT PLUG CIRCUIT PLACE D10 AND D11 NEAR J4 R43 2K R43 2K D 5 D 6 D 7 D 8 S 1 S 2 S 3 G 4 Q1 N MOS Q1 N MOS 2 1 D12 Green D12 Green R50 5 1K R50 5 1K B2 1 GND 2 B1 3 A 4 VCC 5 S 6 U6 SN74LVC1G3157 U6 SN74LVC1G3157 2 1 D13 Yellow D13 Yellow C58 0 1uF C58 0 1uF D 5 D 6 D 7 D 8 S 1 S 2 S 3 G 4 Q2 N MOS Q2 N MOS C59 0 1uF C59 0 1uF R52 150 R52 150 C57 0...

Page 34: ...REFCLK AC COUPLING CAPACITORS PLACE NEAR U1 R68 R69 R71 R73 SHOULD BE CLOSE TO U11 PINS 9 AND 10 VCC 5 GND 3 A 1 B 2 Y 4 U8 NC7S08 U8 NC7S08 C65 0 01uF C65 0 01uF R73 49 9 1 R73 49 9 1 C67 0 01uF C67 0 01uF R88 33 R88 33 R90 49 9 1 R90 49 9 1 C66 10uF C66 10uF R78 5 1K R78 5 1K R85 475 1 R85 475 1 R66 49 9 1 R66 49 9 1 C70 10uF C70 10uF R67 49 9 1 R67 49 9 1 R91 49 9 1 R91 49 9 1 C68 0 01uF C68 0 ...

Page 35: ... U17 ON SOLDER SIDE PLACE D14 ON COMPONENT SIDE OF BOARD PIN 9 IS A THERMAL PAD UNDERNEATH U14 J1 J2 J3 SLOT POWER PEX 8509 POWER R100 8 25K 1 R100 8 25K 1 R101 100K R101 100K 2 1 D20 Green D20 Green C87 1uF C87 1uF R95 NL R95 NL IN 1 IN 2 POK 3 SHDN 4 GND 5 OUT 7 OUT 8 SET 6 THERM 9 U14 MAX1806 U14 MAX1806 R111 75 0K 1 R111 75 0K 1 C92 0 1uF C92 0 1uF F1 7A F1 7A 2 1 D16 Green D16 Green C78 1uF C...

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