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1 1

2
Compal Confidential 2

Lotus M/B Schematics Document
14": Elise; 15.6" Exige
Intel Ivy Bridge ULV Processor with DDRIII + Panther Point

3 Date : 2011/10/27 3

Version 0.1

4 4

Security Classification Compal Secret Data Compal Electronics, Inc.
Issued Date 2011/06/29 Deciphered Date 2011/06/29 Title

THIS SHEET OF ENGINEERING DRAWING IS THE PROPRIETARY PROPERTY OF COMPAL ELECTRONICS, INC. AND CONTAINS CONFIDENTIAL
Block Diagrams
Size Document Number Rev
AND TRADE SECRET INFORMATION. THIS SHEET MAY NOT BE TRANSFERED FROM THE CUSTODY OF THE COMPETENT DIVISION OF R&D
Custom 0.1
DEPARTMENT EXCEPT AS AUTHORIZED BY COMPAL ELECTRONICS, INC. NEITHER THIS SHEET NOR THE INFORMATION IT CONTAINS
MAY BE USED BY OR DISCLOSED TO ANY THIRD PARTY WITHOUT PRIOR WRITTEN CONSENT OF COMPAL ELECTRONICS, INC.
LA-8551P
Date: Friday, March 02, 2012 Sheet 1 of 55
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Compal Confidential
Model Name : Lotus
1
File Name : LA8661P Intel DDR3 1333/1600MHz 1.5V 1

PEG 3.0 x16 DDR3L 1333MHz 1.35V DDR3-SO-DIMM X 2
128Mx16 AMD IVY Bridge BANK 0, 1, 2, 3
2011/11/01 128Bit
(2 x8) P12, P13
VRAMx8pcs ULV Processor Dual Channel
Thames-XT
DDRIII 25W FCBGA 1023
P28, P29 31mm*24mm
P22~ P29
P5~ P11

FDI x8 DMI x4 Daughter board
100MHz 100MHz
HDMI Conn. LVDS Conn. USB3.0 x2 USB2.0 x1 port1
DDPB port 2.7GT/s 5GT/s
P30 P32 port1,3 port0,2 P35 USB charger
LVDS(1Ch/2ch) USB 3.0 x2 X2 X2 X1
Intel
HDMI
2
Panther Point USB 2.0 x4 3.3V 48MHz 2

PCI-Express x 8 (PCIE2.0 5GT/s) 100MHz X1
PCH
HD Audio 3.3V 24MHz port8
SATAx2 100MHz
989pin BGA HD webcam
X1 X1 X1 X1 25mm*25mm
(GEN1 1.5Gb/S P14~ P21 SPI D-MIC(daul)
GEN2 3Gb/S
GEN3 6Gb/S) HDA Codec
port0 port1 port1 port0 IDT 92HD91
JMINI1 JMINI2 BIOS SPI ROM, P38
Card Reader WLAN&BT m-SATA SATA HDD LPC BUS
4MB +2 MB
P14
/LAN controller (mini card) (mini card) 33MHz
RTL8411 P34 port9 P31 port5 P33 P33
SPK conn Sub Woofer HP Amp
X1 X1 P41 Amp P39 P40
USB 2.0 x2
3
RJ45 SD socket 3
P34
Daughter board TPM1.2 Sub Woofer HP&MIC
Accelerometer SLB9635/9656 conn P39 jack S/B
HP3DC2 P42 P42 Daughter board

FAN conn. Touch pad daughter board
P37 ENE KB932
P36

PS2 SPI
LED P37

RTC CKT. Lid switch Touch Pad Int.KBD EC ROM, FAN/LED
P14
S/B P37 P37 256kB P36 P37
4 4
Power On/Off CKT. P37 SM_BUS
(PCH)
DC/DC interface CKT.P43
Security Classification Compal Secret Data Compal Electronics, Inc.
Issued Date 2011/06/29 Deciphered Date 2011/06/29 Title

THIS SHEET OF ENGINEERING DRAWING IS THE PROPRIETARY PROPERTY OF COMPAL ELECTRONICS, INC. AND CONTAINS CONFIDENTIAL
Block Diagrams
AND TRADE SECRET INFORMATION. THIS SHEET MAY NOT BE TRANSFERED FROM THE CUSTODY OF THE COMPETENT DIVISION OF R&D
Size Document Number Rev
Custom 0.1
DEPARTMENT EXCEPT AS AUTHORIZED BY COMPAL ELECTRONICS, INC. NEITHER THIS SHEET NOR THE INFORMATION IT CONTAINS
MAY BE USED BY OR DISCLOSED TO ANY THIRD PARTY WITHOUT PRIOR WRITTEN CONSENT OF COMPAL ELECTRONICS, INC.
LA-8551P
Date: Friday, March 02, 2012 Sheet 2 of 55
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QAU30/50 (LA-8661P Ver:0.1) STATE
SIGNAL
SLP_S1# SLP_S3# SLP_S4# SLP_S5# +VALW +V +VS Clock

Voltage Rails Full ON HIGH HIGH HIGH HIGH ON ON ON ON

Power Plane Description S1 S3 S5 S1(Power On Suspend) LOW HIGH HIGH HIGH ON ON ON LOW
VIN Adapter power supply (19V) N/A N/A N/A
S3 (Suspend to RAM) LOW LOW HIGH HIGH ON ON OFF OFF
BATT+ Battery power supply (12.6V) N/A N/A N/A
B+ AC or battery power rail for power circuit. N/A N/A N/A S4 (Suspend to Disk) LOW LOW LOW HIGH ON OFF OFF OFF
1 +CPU_CORE Core voltage for CPU ON OFF OFF 1
S5 (Soft OFF) LOW LOW LOW LOW ON OFF OFF OFF
ON OFF OFF
+VGFX_CORE Core voltage for UMA graphic ON OFF OFF
+0.75VS +0.75VP to +0.75VS switched power rail for DDR terminator ON OFF OFF
Power Plane Description S1 S3 S5

+1.05VS_VCCP +V1.05SP to +1.05VS_VCCP switched power rail for CPU ON OFF OFF +VGA_CORE GPU power PX OFF OFF
+VCCP +VCCP (1.05V ) power for PCH ON OFF OFF
+3VGS GPU power PX OFF OFF
+1.5V +1.5VP to +1.5V power rail for DDRIII (1.35V OR 1.5V) ON ON OFF
+1.5VS +1.5VS switched power rail ON OFF OFF +1.8VGS GPU power PX OFF OFF

+1.5VGS GPU power PX OFF OFF
+1.8VS (+5VALW ) to 1.8V switched power rail to PCH ON OFF OFF
+3VALW +3VALW always on power rail ON ON ON* +1.0VGS GPU power PX OFF OFF
+3VALW_EC +3VALW always to KBC ON ON ON*
+LAN_IO +3VALW to +LAN_IO power rail for LAN ON ON ON*
+3V_PCH +3VALW to +3V_PCH power rail for PCH (Short Jumper) ON ON ON*
EC SM Bus1 address
+3VS +3VALW to +3VS power rail ON OFF OFF
+5VALW +5VALWP to +5VALW power rail ON ON ON* Device Address EC SM Bus2 address
+5V_PCH +5VALW to +5V_PCH power rail for PCH (Short resister) ON ON ON* Smart Battery
Device Address
+5VS +5VALW to +5VS switched power rail ON OFF OFF G-sensor 0x50/0x52
PCH (Reserve)
2 +VSB B+ to +VSB always on power rail for sequence control ON ON ON* 2
PCH SM Bus address
+RTCVCC RTC power ON ON ON
Note : ON* means that this power plane is ON only with AC power available, otherwise it is OFF. Device Address
DDR DIMM0

DDR DIMM1
CLKOUT DESTINATION
Mini Card1

Mini Card2
PCI0 PCH_LPBACK
TP module
SMBUS Control Table
PCI1 PCI_LPC
WLAN BATT EC_SMB_CK2 PCH_SML1CLK
BATT TP SODIMM G-Sensor GPU HP AMP
SOURCE MIINI1 Charger EC_SMB_DA2 PCH_SML1DATA PCI2 None
EC_SMB_CK1 KB930
EC_SMB_DA1
V V V PCI3 None
EC_SMB_CK2 KB930
EC_SMB_DA2
V V V PCI4 None
PCH_SMBCLK
PCH_SMBDATA
PCH
@ V V USB Port Table
PCH_SML0CLK PCH 3 External
3 PCH_SML0DATA SATA DESTINATION USB 2.0 USB 1.1 Port 3
USB Port
PCH_SML1CLK
PCH_SML1DATA
PCH
V SATA0 SATA, JHDD1 UHCI0
0 USB2.0 (left Side)
1 USB2.0 (right Side)
SATA1 m-SATA,JMINI2 2 USB2.0 (left Side)
BY SKU
UHCI1
3 None
DIFFERENTIAL DESTINATION FLEX CLOCKS DESTINATION EHCI1
TPM 9635@ 9656@ SATA2 None 4 None
UHCI2
5 None
PCIE LAN CLKOUTFLEX0 None CPUUMA1@ 6
CLKOUT_PCIE0 SATA3 None UHCI3 None
CARD READER CPU CPUUMA2@ 7 None
CLKOUTFLEX1 None CPUDIS@ 8 Camera
SATA4 None UHCI4
X76@ H2G@
9 Mini Card(WLAN& BT)
CLKOUT_PCIE1 mini WLAN CLKOUTFLEX2 None VRAM 10
SATA5 None EHCI2 UHCI5 None
M2G@ S2G@ 11 None
CLK CLKOUT_PCIE2 None CLKOUTFLEX3 DGPU_PRSNT# 12 None
UHCI6
Option @ CONN@ USB30@ PX@ UMA@ DIS@ THA@
13 None
CLKOUT_PCIE3 None