User manual GERICOM N241S1 SERVICE MANUAL 1

[. . . ] The power circuit also support the autoset of Vcc core by the VID0-3 signals from CPU. CORE LOGIC N241S1 uses SIS630S single chipset as core logic . The single chipset, SiS630S, provides a high performance/low cost Desktop solution for the Intel Slot 1 and socket 370 series CPUs based system by integrating a high performance North Bridge, advanced hardware 2D/3D GUI engine, Super-South bridge and an AGP4X Slot. By integrating the UltraAGP TM technology and advanced 64-bit graphic display N241S1 Rev : A Page 2 of 23 Chapter 1 General System Description interface, SiS630S delivers AGP 4x performance and memory bandwidth of up to 1 GB/s. [. . . ] AUDIO SUBSYSTEM AC-97 2. 1 Compliant AUDIO Controller with Legacy Mode support, 3D Sound and Sound Blaster PRO Compatible integrated in SIS-630S. An Analog device ALC 200 with high S/N ration(>90dB). It is compliant with AC-97 2. 1 specification 18-bit stereo full-duplex CODEC with independent and variable sampling rate. CD-ROM TEAC 12. 7mm height 12/8cm CD-ROM disc PIO mode 4, 24X average 3. 1W, sleep 0. 05W N241S1 Rev : A Page 5 of 23 Chapter 1 General System Description ATAPI interface N. TOUCH PAD UNIT SYNAPTIC capacitor sensor support edge motion and virtual scroll bar support 2 or 3 button mode ESD withstand: power consumption: X/Y resolution: interface : 15KV 2. 75mA/5V 500 points/inch PS/2 O. LED INDICATOR UNIT There are two portion of LED indicators on N241S1 1. Two LED indicators on the right case: SUSPEND LED : Green color for the system active at suspend mode Power/Charge LED : Green color for system power on, red color for battery charging. Five LED indicator beside by power button: FDD LED, HDD LED, CD-ROM LED, Num lock LED, Caps lock LED, Scroll lock LED P. UNIVERSAL SERIAL BUS (USB) Universal Serial Bus provides bi-directional, isochronous, dynamically attachable serial interface for adding peripheral device such as CD-R/W, FDD and Digital Camera. Data transfer rate is up to 12Mbits/sec. There are four ports supported by N241S1 Q. MODEM/FAX MODULE Modem chip : SmartLink HAMR5603+Si3014 meet PC99 WINDOW modem requirement support : AMR/MDC Slot / V. 90 (56Kbps ) / AC'97 2. 1 / APM & ACPI N241S1 Rev : A Page 6 of 23 Chapter 1 General System Description V. 34bis(4. 8Kbps to 33. 6Kbps) / V. 32 bis(4. 8Kbps to 14 Kbps) /AT command set / V. 42 ( LAPM ) and MNP 2-4 error correction, 5 Data compression V. 22 bis(50 bps to 2. 4Kbps) / V. 21 Bell 103 / Bell 212 Fax Group3 Class 1/ V. 17, V. 29, V. 27ter, V. 21ch2 / Group III fax / telephony answering machine / DTMF generation and detection / local handset, telephone and microphone record / telephone line and headset or peaked playback /VOX voice Detection/ caller ID(optional) / host base DSVD R. BATTERY R ­1 Li-Ion Vender: battery type: battery capacity: charge voltage: charge temperature: discharge temperature: end of discharge: cycle life: overcharge protection: over-discharge protection: pre-charge current: charge current: Panasonic Li-Ion, 8cells (4S2P) 14. 8V, 3200mAh (47. 36 Whrs) 16. 8V+ 2. 5% -1. 0% 0~45ºC -20~60ºC 11V 500 times when battery voltage reach 17. 2 ± 0. 2V when battery voltage decrease to 10 ± 1V 0. 2 A When system is powered off : When system is in powered on : 2A 1A R ­ 2. NI-MH Vender battery type: battery capacity: charge temperature: N241S1 GP NI-MH, 10cells (10S) 12. 0V, 3800mAh (45. 6 W/hrs) 0~45ºC Rev : A Page 7 of 23 Chapter 1 General System Description discharge temperature: end of discharge: cycle life: pre-charge current: charge current: -20~60ºC 10V 500 times 0. 2 A When system is powered off : 2A When system is in powered on : 0. 65A S. BLUETOOTH MODULE Frequency Range Bandwidth Interface OS PC Applications Functions 2. 402GHz ­ 2. 480GHz. MHz Standard USB interface win98/win2000/win CE/win ME/Linux Dial-up Networking profile/LAN Access Profile/File Transfer Profile Analyzing the Bluetooth Protocal Stack including the HCI, L2CAP , RFCOMM , SDP , TCS Layers. Auto-reset Function Avoid RF module shut-down. T. MINI PC INTERFACE Support Mini PCI specification revision 1. 0 but not support LAN interface signals . The Mini PCI signal set can be divided into three sub-sets: Support PCI interface, PCI power management, sideband signals provide audio and communications . Contact Resistance 55 milliohms maximum (initial) per contact Current Rating 0. 5 A per contact . Support MINI PCI type III A/B the Detial specification see the card module . Core Logic Subsystem N241S1 Rev : A Page 8 of 23 Chapter 1 General System Description CORE LOGIC BLOCK DIAGRAM . B. Clock Distribution N241S1 Rev : A Page 9 of 23 Chapter 1 General System Description CLOCK DISTRIBUTION N241S1 Rev : A Page 10 of 23 Chapter 1 General System Description N241S1 Rev : A Page 11 of 23 Chapter 1 General System Description C. [. . . ] limit No damage shall occur or components over stress, input fuse shall not blow. A-3 Efficiency: N241S1 Rev : A Page 20 of 23 Chapter 1 General System Description 85% min(Typical Load & Vin : 20V) 5V/1. 5A, 3. 3V/2A, 12V/50mA, 2V/7A 75% min ( Max Load & Vin : 20V ) CPU Vcore A-4 Protection Requirements A ) Output protection include OVP & current limiter protection . B ) OVP activated when output voltage (CPU-core, +3. 3V, +5. 0V, ) over 20%(max) of normal value . C ) Current limiter protection activated when output short circuit, the dc/dc converter output voltage shutdown or holding . [. . . ]