Acrosser Technology AR-B1682 Operation Manual Download

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2-7. COM1 CONNECTOR(CN24)

COM1 : COM1 Connector, DB9 male connector

The COM1 Connector assignments are as follows:

ASSIGNMENT

DCD

DTR

GND

DSR

RTS

CTS

2-8. COM2 CONNECTOR(CN12)

COM2 : COM2 Connector

The COM2 Connector assignments are as follows :

ASSIGNMENT

RS-232

RS-422

RS-485

DCD

TX-

DATA-

TX+

DATA+

RX+

DTR

RX-

GND

DSR

RTS-

RTS

RTS+

CTS

CTS+

CTS-

2-9. PS2 KB(CN25)

DIN : PS2 Connector

The PS2 connector can support Keyboard & Mouse.
The pin assignments for PS2 Connector are as follows :

ASSIGNMENT

KBDATA

MSDATA

GND

Vcc

KBCLK

MSCLK

Summary of Contents for AR-B1682

Page 1: ...AR B1682 SOCKET 370 PENTIUM III GRADE CPU CARD WITH VGA LCD LAN SCSI Operation Manual Version 1 3 ...

Page 2: ... Page ii ...

Page 3: ...logy Co Ltd 2000 All rights are reserved No part of this publication can be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written consent of Acrosser Technology ACKNOWLEDGEMENTS All other trademarks and registered trad...

Page 4: ... Page iv ...

Page 5: ...12 2 17 LCD CONNECTOR 24BIT CN9 14 2 18 LCD CONNECTOR 36BIT CN9 CN11 14 2 19 EXTERNAL SPEAKER HEADER CN20 16 2 20 Ethernet RJ 45 Connector CN21 16 2 21 VGA CRT CONNECTOR CN19 16 2 22 WATCHDOG CONNECTOR CN17 16 2 23 PRINTER CONNECTOR CN2 17 2 24 SYSTEM FAN POWER CONNECTOR CN27 17 2 25 POWER ON CONNECTOR FOR ATX POWER SUPPLY CN15 17 2 26 POWER CONTROL CONNECTOR CN4 17 2 27 SCSI CONNECTOR CN3 18 2 28...

Page 6: ...10 Setting the Password 41 4 11 Password Checking 41 4 12 LOAD DEFAULT SETTING 41 4 13 BIOS EXIT 42 4 14 BIOS UPDATE 42 APPENDIX A 44 A 1 ISA BUS PIN ASSIGNMENT 45 A 2 PICMG BUS PIN ASSIGNMENT 46 APPENDIX B 48 B 1 INTERRUPT MAP 49 B 2 RTC CMOS RAM MAP 50 B 3 TIMER DMA CHANNELS MAP 51 B 4 I O MEMORY MAP 52 APPENDIX C 54 TROUBLE SHOOTING 54 ...

Page 7: ... Page 1 1 INTRODUCTION This chapter describes n About This Manual n System Specifications n Safety precautions n Experienced users can skip to chapter 2 on page 5 for Quick Start ...

Page 8: ...chapter outlines the components locations and their functions From this part you can find how to set jumper and configure this card as you need Chapter 3 Software Utilities Helpful information about the proper installations of the VGA LAN and the Watchdog timer function are provided in this chapter Chapter 4 AMI BIOS Setup This chapter indicates you how to set up the BIOS configurations Appendix A...

Page 9: ...rts SPP EPP ECP mode 1 RS 232C COM port 1 with DB9 connector located at bracket 1 RS 232C RS 485 IrDA Touch Screen COM port 2 RS 232C RS485 is selected by jumper and use the same connector IrDA use 2 54mm 5 pin header Touch Screen uses 2 0mm 3 pin JST connector BIOS AMI flash BIOS 256KB including VGA LCD LAN BIOS Supports utility program for easy to update new version of BIOS KEYBOARD MOUSE PS 2 c...

Page 10: ...e and Vio CE DESIGN IN Add EMI components to COM ports Parallel port CRT USB Keyboard and PS 2 mouse PC BOARD 6 layers EMI considered especially in switching power layout BOARD DIMENSION Compact size 338 6mm x 121 9mm 13 33 x 4 80 1 3 SAFETY PRECAUTIONS Follow the messages hereinafter to protect your systems from damage on all occasions Touch a grounded metal object to discharge the static electri...

Page 11: ... Page 5 2 HARDWARE CONFIGURATION Four parts are included n Jumper Connector Quick Reference Table n Components Locations n Configuration and Jumper settings n Connector Pin Assignments ...

Page 12: ...r CN1 CN7 Hard Disk Drive LED Connector CN16 Power LED KeyLock Connector CN13 LCD Panel Connector CN9 CN11 Ethernet RJ 45 Connector CN21 External Speaker Connector CN20 Printer Connector CN2 System Fan Power Connector CN27 SCSI Connector CN3 CPU Fan Power Connector CN26 VGA Connector CN19 IR Connector CN5 Touch Screen Connector CN10 Power on connector for ATX Supply CN15 Power Control Connector CN...

Page 13: ...r blocks When the jumpers are all in the block you have to put them together to set up the hardware configuration The figure below shows how it looks 2 PIN 3 PIN CAP JUMPERS AND CAP If a jumper has three pins for example labelled PIN1 PIN2 and PIN3 you can either connect PIN1 PIN2 to create one setting and shorting or connect PIN2 PIN3 to create another setting The jumper setting rules are applied...

Page 14: ...tion JP6 JP7 A 32 pin DOC socket supports a DOC Disk on Chip up to 72Mb This PnP Flash ROM DOC can be installed as one of the user s hard disk drive And if set as Drive C it can be used to boot up the computer with MS DOS installed It offers much faster access than a floppy or hard disk and greatly increases reliability under harsh environment The DOC Memory Mapping is as follows DOC Memory Map JU...

Page 15: ... Page 9 DC00H OFF ON OFF E000H OFF OFF ON DISABLE OFF OFF OFF ...

Page 16: ...OM2 Connector The COM2 Connector assignments are as follows ASSIGNMENT PIN RS 232 RS 422 RS 485 1 DCD TX DATA 2 RX TX DATA 3 TX RX NC 4 DTR RX NC 5 GND GND GND 6 DSR RTS NC 7 RTS RTS NC 8 CTS CTS NC 9 RI CTS NC 10 NC NC NC 2 9 PS2 KB CN25 DIN PS2 Connector The PS2 connector can support Keyboard Mouse The pin assignments for PS2 Connector are as follows PIN ASSIGNMENT 1 KBDATA 2 MSDATA 3 GND 4 Vcc ...

Page 17: ...assignments are as follows PIN ASSIGNMENT 1 KBDATA 2 MSDATA 3 GND 4 Vcc 5 KBCLK 6 MSCLK 2 11 RESET SWITCH CN18 2 RS 1 GND 2 12 HDD LED Header CN16 1 2 Vcc HD LED 2 13 POWER LED KEYLOCK CONNECTOR CN13 1 3 2 5 4 PW LED X GND K LOCK GND 2 14 IR CONNECTOR CN5 1 3 2 5 4 1 5V 2 NC 3 Rx 4 GND 5 Tx ...

Page 18: ...lows 1 2 33 34 PIN ASSIGNMENT PIN ASSIGNMENT 1 GND 2 DRVDEN0 3 GND 4 NC 5 GND 6 DRVDEN1 7 GND 8 INDEX 9 GND 10 MTR0 11 GND 12 DRV1 13 GND 14 DRV0 15 GND 16 MTR1 17 GND 18 DIR 19 GND 20 STEP 21 GND 22 WDATA 23 GND 24 WGATE 25 GND 26 TRK0 27 GND 28 WRPRT 29 GND 30 RDATA 31 GND 32 SEL 33 GND 34 DSKCHG 2 16 HARD DISK DRIVE CONNECTOR IDE1 Hard Disk Drive Connector CN1 The AR B1682 possess two HDD conne...

Page 19: ... 0 36 SA2 37 CS 0 38 SA1 39 HD LED A 40 NOT USED IDE2 Hard Disk Drive Connector CN7 The pin assignments are as follows 1 2 43 44 PIN SIGNAL PIN SIGNAL 1 RESET 2 GROUND 3 DATA 7 4 DATA 8 5 DATA 6 6 DATA 9 7 DATA 5 8 DATA 10 9 DATA 4 10 DATA 11 11 DATA 3 12 DATA 12 13 DATA 2 14 DATA 13 15 DATA 1 16 DATA 14 17 DATA 0 18 DATA 15 19 GROUND 20 NOT USED 21 IDEDRQA 22 GROUND 23 LOW A 24 GROUND 25 LOR A 26...

Page 20: ...14 24 P15 25 P16 26 P17 27 GND 28 P18 29 P19 30 P20 31 P21 32 P22 33 P23 34 GND 35 VCC 36 VCC 37 12V 38 12V 39 GND 40 GND 41 DE 42 ENABLK 43 GND 44 VEE 2 18 LCD CONNECTOR 36BIT CN9 CN11 1 2 CN9 1 2 25 26 CN11 PIN ASSIGNMENT PIN ASSIGNMENT 1 P24 2 P25 3 P26 4 P27 5 P28 6 P29 7 P30 8 P31 9 P32 10 P33 11 P34 12 P35 13 GND 14 GND 15 ENAVEE 16 ENAVEE 17 VCC3 18 VCC3 19 VLCD 20 VCLD 21 VCC 22 VCC 23 DDE...

Page 21: ... Page 15 ...

Page 22: ... 20 Ethernet RJ 45 Connector CN21 The pin assignments are as follows 1 8 PIN FUNCTION PIN ASSIGNMENT 1 TPTX 5 NOT USED 2 TPTX 6 TPRX 3 TPRX 7 NOT USED 4 NOT USED 8 NOT USED 2 21 VGA CRT CONNECTOR CN19 6 10 15 11 1 2 3 4 5 1 Red 2 Green 3 Blue 13 Horizontial 14 Vertical 4 9 11 12 15 Not Used 5 10 Ground 6 7 8 GND 2 22 WATCHDOG CONNECTOR CN17 Vcc WD LED ...

Page 23: ...SSIGNMENT 1 STB 14 AUTFE 2 P0 15 ERROR 3 P1 16 INIT 4 P2 17 SLCTIN 5 P3 18 GND 6 P4 19 GND 7 P5 20 GND 8 P6 21 GND 9 P7 22 GND 10 ACK 23 GND 11 BUSY 24 GND 12 PE 25 GND 13 SLCT 26 NC 2 24 SYSTEM FAN POWER CONNECTOR CN27 2 5 4 1 3 1 GND 2 12V 3 Fan Speed 2 25 POWER ON CONNECTOR FOR ATX POWER SUPPLY CN15 PSON GND 2 1 2 26 POWER CONTROL CONNECTOR CN4 1 2 3 for AT Power PSON 5VSB 1 2 3 for ATX Power ...

Page 24: ...ATTN 10 GND 33 GND 56 GND 11 GND 34 GND 57 SBSY 12 GND 35 SCD12 58 SACK 13 GND 36 SCD13 59 SRST 14 GND 37 SCD14 60 SMSG 15 GND 38 SCD15 61 SSEL 16 GND 39 SCDPH 62 SCD 17 GND 40 SCD0 63 SREQ 18 GND 41 SCD1 64 SIO 19 NC 42 SCD2 65 SCD8 20 GND 43 SCD3 66 SCD9 21 GND 44 SCD4 67 SCD10 22 GND 45 SCD5 68 SCD11 23 GND 46 SCD6 2 28 UNIVERSAL SERIAL BUS CONNECTOR CN14 10 2 9 1 1 Vcc 6 Vcc 2 USBD0 7 USBD1 3 ...

Page 25: ...ignments are as follows PIN ASSIGNMENT PIN ASSIGNMENT 1 NC 17 SD3 2 NC 18 SD4 3 NC 19 SD5 4 SA12 20 SD6 5 SA7 21 SD7 6 SA6 22 CE 7 SA5 23 SA10 8 SA4 24 OE 9 SA3 25 SA11 10 SA2 26 SA9 11 SA1 27 SA8 12 SA0 28 NC 13 SD0 29 NC 14 SD1 30 VCC 15 SD2 31 WR 16 GND 32 VCC 2 32 Touch Screen CONNECTOR CN10 2 5 4 1 3 1 NTX2 NRX2 2 TXD 3 GND ...

Page 26: ...28M 224M 32M 64M 256M 352M 32M 128M 128M 288M 32M 128M 256M 416M 32M 256M 256M 544M 64M 64M 64M 64M 128M 64M 64M 64M 192M 64M 32M 32M 128M 64M 32M 64M 160M 64M 128M 192M 64M 128M 64M 256M 64M 128M 128M 320M 64M 128M 256M 448M 64M 256M 256M 576M 128M 128M 128M 128M 256M 128M 128M 128M 384M 128M 32M 64M 224M 128M 64M 128M 320M 128M 128M 256M 512M 128M 256M 256M 640M 256M 256M 256M 256M 512M 256M 32M...

Page 27: ... Page 21 3 SOFTWARE UTILITIES Sections includes n Utility Disk File List n Setup n Watchdog Timer Configuration ...

Page 28: ...4 DRV 5 DISK is SCSI DRIVER FOR WIN95 NT AND WIN98 NT DRIVERS 3 2 SETUP WIN95 VGA SETUP To update display driver by choosing display interface card put disk 5 in driver A the driver of 65548 will be found and reboot your system after setup will be ok WIN 95 SCSI DRIVER SETUP The first step is to execute the file WIN9598 EXE included in folder SCSIDRV in disk 5 and then chose Add the new hardware i...

Page 29: ...tem The time out period can be programmed to be set from 1 to 255 minutes Watchdog Register Time Base Counter and Compator RESET Watchdog LED ADD A0 A15 DATA D0 D7 Watchdog Block Diagram The diskette includes a Watch Dog Zip file In the file there are several execution programs written in different forms The sub directories of the file are 1 Library and Test Program written in Assembly Language 2 ...

Page 30: ... a Turbo C program which demonstrates how to enable the watchdog timer and set the time out period at 24 seconds Include stdio H include WATCHDOG H main char WD_TIME oxo1 printf Enable watchdog Set watchdog Timer Output is 30 seconds _enable_wd WD_TIME 3 3 3 Watchdog Timer Trigger After you enable the watchdog timer your program must write the same factor as enabling to the watchdog register at le...

Page 31: ... Page 25 3 4 4 Watchdog Timer Disabled To disable the watchdog timer simply write a 00H to the watchdog register include stadio H include WATCHDOG H main printf Disable Watch Dog _disable_WD ...

Page 32: ... Page 26 ...

Page 33: ...Setup Overview n Standard CMOS Setup n Advanced CMOS Setup n Advanced Chipset Setup n Power Management n PCI Plug and Play n Peripheral Setup n Hardware Monitor Setup n Auto Detect Hard Disks n Password Setting n Load Default Setting n BIOS Exit n BIOS Update ...

Page 34: ... Page 28 ...

Page 35: ... to select the option and configure the functions AMIBIOS HIFLEX SETUP UTILITY VERSION 1 23 C 1999 American Megatrends Inc All Rights Reserved Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Power Management Setup PCI Plug and Play Setup Peripheral Setup Hardware Monitor Setup Auto Detect Hard Disks Change User Password Change Supervisor Password Auto Configuration with Optimal Sett...

Page 36: ... AUTO under the TYPE and MODE fields This will enable auto detection of your IDE drives during bootup This will allow you to change your hard drives with the power off and then power on without having to reconfigure your hard drive type If you use older hard disk drives which do not support this feature then you must configure the hard disk drive in the standard method as described above by the US...

Page 37: ...When set to read only the data in the floppy is allowed to be read instead of being written Normal allows the floppy to be read or written AMIBIOS SETUP ADVANCED CMOS SETUP C 1999 American Megatrends Inc All Rights Reserved Quick Boot Enabled 1st Boot Device Floppy 2nd Boot Device IDE 0 3rd Boot Device CDROM 4th Boot Device Disabled Try Other Boot Devices Yes Floppy Access Control Read Write Hard ...

Page 38: ...bled the BIOS will seek the floppy A drive one time upon bootup PS 2 Mouse Support The setting of Enabled allows the system to detect a PS 2 mouse on bootup If detected IRQ12 will be used for the PS 2 mouse IRQ 12 will be reserved for expansion cards if a PS 2 mouse is not detected Disabled will reserve IRQ12 for expansion cards and therefore the PS 2 mouse will not function Typematic Rate This it...

Page 39: ...ching algorithm WriteThru Use the write through caching algorithm External Cache Setting Cache Bus ECC This item is to set up the function of Cache Bus Error Correction Code choose Enabled or Disabled to determine if the function is available System BIOS Cacheable This item is used to activate the function of re buffering the contents of shadow RAM from system BIOS The default setting is Enable wh...

Page 40: ...write action under burst pattern Memory Hole This reserves the 15MB to 16MB memory address space for use of ISA expansion cards Graphics Aperture Size The item is to set up AGP display to use how much memory to save Texture Data 8 bit I O Recovery Time The item is to set up CPU to demand ISA Bus 8 bit how much it takes to recovery 16 bit I O Recovery Time The item is to set up CPU to demand ISA Bu...

Page 41: ...y Support These options are used to Enabled the USB function and it s only useful in the DOS mode ATX Power Supply Controller If the ATX Power Supply Controller function is Enabled the system will get more functions such as shutting down the power by using software LCD CRT Selection This item determines whether to use LCD Monitor or CRT Monitor in the system LCD Type This option specifies the reso...

Page 42: ...urn into the suspend mode when the time is out if no operation applied to Hard Disk Standby Time Out minute This item is used to set up the initial value of the waiting timer the System will turn into the suspend mode when the time is out if no operation applied to system MIBIOS SETUP Power Management Setup C 1998 American Megatrends Inc All Rights Reserved Power Management APM Disabled Green PC M...

Page 43: ...ine is monitored by BIOS When any activity occurs the computer enters Full On mode System Thermal If the choice monitor is chose the system will alarm when the system temperature is beyond the critical temperature Thermal Slow Clock Ratio This item is to set up the Operating Frequency of system clock in power saving mode to set a suitable clock frequency ratio which between standard CPU clock and ...

Page 44: ... the Yes setting On board PCI LAN Controller This option is to activate the PNP Plug Play function of LAN PCI Latency Timer PCI Clocks This option sets latency of all PCI devices on the PCI bus The settings are in units equal to PCI clocks Primary Graphic Adapter This option is set to use PCI bus or AGP The AGP mode will get system a faster processing speed AMIBIOS SETUP PCI PLUG AND PLAY SETUP C ...

Page 45: ... specify IRQs DMAs for use by legacy ISA adapter cards These options determine if the BIOS should remove an IRQ DMA from the pool of availability of IRQs DMAs passed to the BIOS configurable devices If more IRQs DMAs must be removed from the pool the end user can use these PCI PnP Setup options to remove the IRQ DMA by assigning the option to the ISA EISA setting The onboard I O is configurable wi...

Page 46: ...f waking up the system by Keyboard from suspend mode Mouse Wake up function This item is to set up the function of waking up the system by Mouse from suspend mode AMIBIOS SETUP PCI PLUG AND PLAY SETUP C 1998 American Megatrends Inc All Rights Reserved Plug and Play Aware O S Yes Clear NVRAM No On board PCI LAN Controller Enabled PCI Latency Timer PCI Clocks 64 Primary Graphic Adapter PCI PCI VGA P...

Page 47: ...After the new password is entered retype the new password as prompted and press Enter If the password confirmation is incorrect an error message appears If the new password is entered without error press Esc to return to the BIOS Main Menu The password is stored in CMOS RAM after the BIOS is exited and saved The next time the system boots you are prompted for the password Enter new supervisor pass...

Page 48: ...After making your changes you can either save them or exit the BIOS menu and without saving the new values 4 13 1 Save Settings and Exit This item is in the Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup and the new password if it has been changed will be stored in the CMOS The CMOS checksum is calculated and written into the CMOS When you select this function the following message...

Page 49: ...ile name to the Enter File Name box And the Message box will show the following notice Are you sure to write this BIOS into flash ROM Step 6 Press the Enter key to update the new BIOS Then the Message box will show the Programming now Step 7 When the BIOS update is successful the message will show Flash ROM Update Completed Pass NOTE The BIOS Flash disk is not a standard accessory Now that the onb...

Page 50: ... Page 44 APPENDIX A EXPANSION BUS This chapter includes n ISA BUS Pin Assignment n PICMG BUS Pin Assignment ...

Page 51: ...A4 SD05 D4 IRQ11 C4 LA21 B5 5V A5 SD04 D5 IRQ12 C5 LA20 B6 DRQ2 A6 SD03 D6 IRQ15 C6 LA19 B7 12V A7 SD02 D7 IRQ14 C7 LA18 B8 OWS A8 SD01 D8 DACK0 C8 LA17 B9 12V A9 SD00 D9 DRQ0 C9 MEMR B10 GND A10 I O CH RDY D10 DACK5 C10 MEMW B11 SMEMW A11 AEN D11 DRQ5 C11 SD08 B12 SMEMR A12 SA19 D12 DACK6 C12 SD09 B13 IOW A13 SA18 D13 DRQ6 C13 SD10 B14 IOR A14 SA17 D14 DACK7 C14 SD11 B15 DACK3 A15 SA16 D15 DRQ7 C...

Page 52: ...8 GND E38 STOP F9 PRSNT1 E9 NC F39 LOCK E39 3 3V F10 NC E10 5V F40 PERR E40 SDONE F11 PRSNT2 E11 NC F41 3 3V E41 SB0 F12 GND E12 GND F42 SERR E42 GND F13 GND E13 GND F43 3 3V E43 PAR F14 NC E14 NC F44 C BE1 E44 AD15 F15 GND E15 RST F45 AD14 E45 3 3V F16 CLK E16 5V F46 GND E46 AD13 F17 GND E17 GNT F47 AD12 E47 AD11 F18 REQ E18 GND F48 AD10 E48 GND F19 5V E19 NC F49 GND E49 AD09 F20 AD31 E20 AD30 F5...

Page 53: ... Page 47 ...

Page 54: ... Page 48 APPENDIX B TECHNICAL SUMMARY This chapter focus on n Interrupt Map n RTC CMOS RAM Map n Timer DMA Channels Map n I O Memory Map ...

Page 55: ...om TIMER 0 1 Keyboard output buffer full 2 Cascade for IRQ 8 15 3 Serial port 2 4 Serial port 1 5 Parallel port 2 6 Floppy Disk adapter 7 Parallel port 1 8 RTC clock 9 Available 10 Available 11 Available 12 Available 13 Math coprocessor 14 Hard Disk adapter 15 Available ...

Page 56: ...tatus register D 0E Diagnostic status byte 0F Shutdown byte 10 Floppy Disk drive type byte 11 Reserve 12 Hard Disk type byte 13 Reserve 14 Equipment byte 15 Base memory low byte 16 Base memory high byte 17 Extension memory low byte 18 Extension memory high byte 30 Reserved for extension memory low byte 31 Reserved for extension memory high byte 32 Date Century byte 33 Information Flag 34 3F Reserv...

Page 57: ...hannel Assignment 0 System timer interrupt 1 DRAM Refresh request 2 Speaker tone generator DMA Channel Map DMA Channel Assignment 0 Available 1 IBM SDLC 2 Floppy Disk adapter 3 Channel 3 Available 4 Cascade for DMA controller 1 5 Available 6 Available 7 Available ...

Page 58: ...DMA controller Master 020 021 Interrupt controller Master 022 023 Chipset controller registers I O ports 040 05F Timer control registers 060 06F Keyboard interface controller 8042 070 07F RTC ports CMOS I O ports 080 09F DMA register 0A0 0BF Interrupt controller Slave 0C0 0DF DMA controller Slave 0F0 0FF Math coprocessor 1F0 1F8 Hard Disk controller 278 27F Parallel port 2 2B0 2DF Graphics adapter...

Page 59: ... Page 53 ...

Page 60: ... change the jumper or enter Setup and change the video selection DISK BOOT FAILURE When boot device isn t available insert a system disk into Drive A and press Enter Make sure both the controller and cables are all in proper positions also make sure the disk is formatted correct device Then reboot the system DISKETTE DRIVES OR TYPES MISMATCH ERROR If the diskette drive type is different from CMOS ...

Page 61: ...Setup and enter the new memory size in the memory fields MEMORY VERIFYING ERROR It indicates an error verifying value has been written to memory Use the location along with system s memory map to locate the bad chip OFFENDING ADDRESS MISSING This is related to the I O CHANNEL CHECK and RAM PARITY ERROR when the segment cannot be isolated REBOOT ERROR When error occurs press any key to reboot the s...

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