Text preview for : Mainboard_ESC_Model-P4M890T-M2.pdf part of some brands - algumas marcas some schematic motherboards notebooks downloaded from www.freeservicemanuals.net. alguns esquemas placa-mae e notebook baixados de www.freeservicemanuals.net.



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5 4 3 2 1


PCB:244*244mm




P4M890T-M2
Customer:China SI
L2:PWR
1 Cover Page L3:GND
GPIO
2 Block Diagram IC GPIO(PIN) Function Note

3 CPU P4-775(FSB) VT
GPI23(P21) -IDE2 cable detect
8237R+
D
4 CPU P4-775(PWR, GND) GPI8(AC9) -IDE1 cable detect D




5 Clock Generator, Clock Buffer Rev : 1.0B GPI18(Y4) -PCIE PME SCI
PCB SVID:1019(ECS)
6 Power (CPU Vcore) SSID:2171(Q71) Schedule GPI19(U23) -PCIE Hot Plug SCI
Schematics Lead-Free BOM
O GPO7(R2) -TBL(Top Block Lock) default=0
244*244*1.6 -2116 RoHS Schematics Layout Gerber Out M/B return
7 Power (DC to DC) OD GPO10(R25) V_DIMM volt adjust 0
15-Q74-010010
8237R+,ALC655 A 81-685-Q74000 2/28~3/3 3/4~3/12 3/12(3/16) 3/22 30/10 OD GPO11(T23) V_DIMM volt adjust 1
8 VDIMM & DDR VTT Purple
15-Q74-010010 O GPO5(AC7) -WP_ROM default=1
8237A,ALC883 A 81-685-Q74001 20/10
9 NB P4M890 (CPU) Purple OD GPO29 PCIE reset
15-Q74-011000 89-386-Q74100
8237R+,ALC655 1.0 81-685-Q74100 3/27 4/6 150/60/12 GP25(22) CPU volt adjust 0
10 NB P4M890 (MEM) Purple IO
15-Q74-011000 89-386-Q74101 8712KX GP26(21) CPU volt adjust 1
8237A,ALC883 1.0 Purple 81-685-Q74101
11 NB P4M890 (PCI-E, V-Link) GP41(78) CTRL USB/PS2 volt in S5 default=1
15-Q74-011010 89-386-Q74110
8237R+,ALC655 1.0A Purple 4/11 4/13 150/60/12 GP23(24) CTRL over clock 1:enable
12 NB P4M890 (VGA)
GP10(84) MSG LED1
8237A,ALC883 1.0A
C
13 DDR II SLOT1 GP53(77) MSG LED2 C

8237R+,ALC655 1.0B 6/1 GP20(27) CFG1 default=0
14 DDR II SLOT2
GP21(26) CFG2 default=0
15 DDR SLOTS
16 DDR Terminator
17 PCI Express Slot X16, X1, CNR slot
18 SB VT8237R+/8237A(PCI, USB)
Rev:A Initial version
19 SB VT8237R+/8237A(IDE, GPIO, AC-Link, SATA) 1.Base on P4M890-M(B).
20 SB VT8237R+/8237A(V-Link, MII, ROM), TPM 2.VR11
3.Support CPU:CONROE
21 LAN PHY(VT6103L) 4.DDR*2 + DDRII*2
22 RTL8110SC/RTL8100C 5.LAN(PHY,8100C,8110SC)
B 6.TPM(JLPC header) B
23 Super IO(ITE8712F/KX), FDD
Rev:A to 1.0
24 PCI 1, PCI 2 1.Update CPU:CONROE circuit(BPM0,VTT_SEL).
25 USB, PS2, IDE 2.VTT_SEL control VTT_CPU power.
3.1394 routing:-INT_C => -INT_D
26 COM*2, LPT, VGA 4.ALC655 add 100uF*2 for line out.
27 Front Panel, FAN, ATX24P 5.PCLK_ROM share with PCLK_SIO
6.Upper V_DIMM voltage:1.82V/2.54V
28 AUDIO(ALC655/ALC883),CODEC 7.NB add pin AB32(CPUSLPIN#) for P4M900
29 AUDIO(ALC655/ALC883),Connector 8.DCLK[0:5]+/- del 799mil(stub length).

30 1394(VT6308P/6307) Rev:1.0 to 1.0A
1.VCC3 transfer to +1.5V_NB
31 CLOCK DIAGRAM 2.CPU voltage adjustment.
A 32 POWER SEQUENCE 3.add F_MIC2. A


Rev:1.0A to 1.0B
1.Conroe clock latch issue. Elitegroup Computer Systems

2.Add BSEL2 and level shift.
Title
3.Modify VTT_SEL circuit. Cover Page
4.Add cap for USB PLL&VCC25 power. Size Document Number Rev
Custom
5.Super I/O:serial 22 ohm on 5VSB, Vbat add 1uF. P4M890T-M2 1.0B
Date: Thursday, June 01, 2006 Sheet 1 of 32
5 4 3 2 1
5 4 3 2 1




3 Phase PWM P4, Pentium-D
Richtek 8802A
hi-side:1 MOS +Richtek 9605 LGA775 (SMD)
Clock Gen.
lo-side:2 MOS VR11 6 1066MHz ICS 953002DF
3,4 5
(Realtek RTM866-890)
D AGTL+ D

266MHz


VIA NB:P4M890 DDR2-533Single Channel
VGA CON 26 CRT P2P PT890
AGTL+ P4 CPU I/F (Non ECC)
Clock Buffer Unbuffered
DDR 400/DRR2 533 ICS 9P936AF DDR II-DIMM
PCIE GFX x16 PCIE x16 INTEGRATED GRAPHICS 5 13,14
17 (Realtek RTM682-800)
(UniChrome Pro) DDR-400 Single Channel
1 X16 PCIE VIDEO I/F (Non ECC)
PCIE x1 PCIE x1 1 X16 V-Link I/F WITH SB (P2P P4M900)
Unbuffered
17 9,10,11,12 DDR -DIMM
i)DDR2 667
ii)Int. DeltaChrome/DX9 support 15,16

V-LINK
X16
C
RJ45 LAN PHY
IN C/B C

MII VT8237R +/ AC LINK ALC655/ OUT B/Sur
( ) VT6103L ALC883
21 (TQFP48) 21 VT8237A 28,29 MIC29 S/Sur
29
(Pin to Pin)
USB2.0 (4+4) Revision List
CNR slot
SATA (2 PORTS) 17 ITE8712
USB2.0*8 USB 2.0 AC97(VT8237R+) ITE8716 add Dual sourcing
25 HD(VT8237A) ITE8718 add PECI(CPU temp:digital)
ATA 66/100/133 Serial ATA ITE8726 add K8 power sequence
SATA*2
ACPI 2.0 19
Revision List(All pin to pin)
KB& PCI/PCI BDGE
VT8237 CD First released
MS 25 LPC I/F 18,19,20 ATA 133
IDE*2 VT8237R LAN PHY license.
25
VT8237R+ SATA II detect support
VT8237A HD support
B PCI BUS LPC BUS B

Impedance PCB 2116
20/7.5/7.5/7.5/20
USB_P0+/- (45/90) 20/7.5/7.5/7.5/20(VIA excel)
7.5/7.5/7.5(50/90 guide)
(PCI LAN) (1394) FLASH TPM LAN RX+/- 24/8/10/8/24
RT8100C/ VT6308P PCI SLOT*2 ITE LPC SIO 8712F/KX BIOS (JLPC TX+/-
(50/100) 24/6/9/6/24(VIA excel)
RT8110SB 30 22 23 header20
8/12/8(47/91 guide)
22 4M 20 20/5/7/5/20
only) SATA (50/100) 20/5/7/7/20(VIA excel)
group mismatch 5 mil.
R.G.B NB->RES (37.5) 20/12/20/12/20/12/20
RES->CON (75) 20/5/20/5/20/5/20
1U-04( 6.3V) 1U-06(BOM 10V) Put 75 ohm on NB
0.1U-04( 16V) 0.1U-06(BOM 25V)
FLOPPY COM PCI Bus Resource
LPT
22U/25DE 5*7 mm 23 26 PCI1 AD19 INTA,BCD REQ0
100U/16DE 6.3*11 mm 2 D O
PCI2 AD20 INTB,CDA REQ1
220U/10DE 6.3*11 mm D D C 3 LAN AD21 INTC REQ2
470U/16DE 8*11 mm A 1394 AD22 INTD REQ3
A 680U/?DE 8*8 mm R C A
OG I E BC ECB
1000U/10DE 8*14 mm 1 3 G S G S B E 1 2 1 2 3
G S A O I
1500U/16DE 10*25 mm SOT-23 Elitegroup Computer Systems
TO-263 TO-263 TO-252 SOT-223 SOT-23 2N3904(Ic=100mA, SOT-23 T0-92 T0-92 T0-92
3300U/25DE 10*25 mm P=250mW)
B55QS03 2SK3296 20N03 1086(1.5A) 2N7002 BAT54C 78L05-D LM431 HSD882-D Title
TM3055TL-S 1085(3A) SI2303S 2N3906 BAT54S LM432 2N2222A
45N03 1117(0.8~1A) SI2301S MMBT2907A GS431ZF 2N2097A Block Diagram
Size Document Number Rev
Custom
P4M890T-M2 1.0B
Date: Thursday, June 01, 2006 Sheet 2 of 32
5 4 3 2 1
A B C D E

5/15 CPU1A PECI:Platform Environment Control Interface. CPU1D
HA3 L5 K3 -A20M VCORE
9 HA[3:31] A#3 A20M -A20M 20
HA4 P6 R3 -FERR Y7 A20
A#4 FERR -FERR 20 GND RSVD CONROE
HA5 M5 P3 -CPUINIT Y5 AC4
HA6 A#5 INIT INTR -CPUINIT 20 GND RSVD
L4 A#6 LINT0 K1 INTR 20 Y2 GND RSVD AE4
HA7 M4 L1 NMI_SB W7 AE6




AN8
AN9




M23
M24
M25
M26
M27
M28
M29
M30

N23
N24
N25
K23
K24
K25
K26
K27
K28
K29
K30
A#7 LINT1 NMI_SB 20 GND RSVD




J10
J11
J12
J13
J14
J15
J18
J19
J20
J21
J22
J23
J24
J25
J26
J27
J28
J29
J30




M8
-IGNNE ER87




K8
HA8




L8
J8
J9
R4 A#8 IGNNE N2 -IGNNE 20 W4 GND RSVD AH2
HA9 T5 P2 -SMI CPU1C V7 B13 COMP8 24.9-1-04
A#9 SMI HTEST13 R300 -SMI 20 GND RSVD
HA10 U6 L2 J4 V6 C9 BPM1_2




VCC_CPU182
VCC_CPU183
VCC_CPU184
VCC_CPU185
VCC_CPU186
VCC_CPU187
VCC_CPU188
VCC_CPU189
VCC_CPU190
VCC_CPU191
VCC_CPU192
VCC_CPU193
VCC_CPU194
VCC_CPU195
VCC_CPU196
VCC_CPU197
VCC_CPU198
VCC_CPU199
VCC_CPU200
VCC_CPU201
VCC_CPU202
VCC_CPU203
VCC_CPU204
VCC_CPU205
VCC_CPU206
VCC_CPU207
VCC_CPU208
VCC_CPU209
VCC_CPU210
VCC_CPU211
VCC_CPU212
VCC_CPU213
VCC_CPU214
VCC_CPU215
VCC_CPU216
VCC_CPU217
VCC_CPU218
VCC_CPU219
VCC_CPU220
VCC_CPU221
VCC_CPU222
VCC_CPU223
VCC_CPU224
VCC_CPU225
VCC_CPU226
HA11 A#10 SLP/TESTH13 -STPCLK 0-04 -SLP 9,20 GND GND RSVD VCC_PLL
T4 A#11 STPCLK M3 -STPCLK 20 J7 GND GND B5 V30 GND RSVD D1
HA12 U5 K2 B8 V3 D14
A#12 GND GND GND RSVD
9 5/15
HA13 U4 D2 K5 C10 V29 D16 C303
HA14 A#13 ADS -ADS GND GND GND RSVD .1u-16VY-04
V5 A#14 ADSTB0 R6 -HA_STB0 9 K7 GND GND C13 V28 GND RSVD D23
4 HA15 V4 AD5 L23 C16 V27 E23 C258 4
HA16 A#15 ADSTB1 -HA_STB1 9 GND GND GND RSVD 10u-10V-08
W5 A#16 BNR C2 -BNR 9 L24 GND GND C19 H28 GND RSVD E5
HA17 AB6 B2 L25 C22 AF30 E6
HA18 A#17 DBSY -DBSY 9 GND GND GND RSVD R190 1K-04
W6 A#18 DEFER G7 -DEFER 9 L26 GND GND C24 V26 GND RSVD E7
HA19 Y6 C1 L27 C4 V25 F23
HA20 A#19 DRDY -DRDY 9 GND GND GND RSVD GTLVREF4_CPU
Y4 A#20 HIT D4 -HIT 9 L28 GND GND C7 V24 GND RSVD G10
HA21 AA4 E4 L29 D12 V23 J3 R199 1K-04
HA22 A#21 HITM -HITM 9 GND GND GND RSVD
AD6 A#22 TRDY E3 -HTRDY 9 L3 GND GND D15 U7 GND RSVD N4
HA23 AA5 G8 L30 D18 HTEST12 U1 N5 R201 1K-04
HA24 A#23 BPRI -BPRI 9 GND GND GND RSVD
AB5 A#24 BR0 F3 -BREQ0 9 CONROE L6 GND GND D21 T7 GND RSVD P5
HA25 AC5 C3 L7 D24 CONROE T6
HA26 A#25 LOCK -HLOCK 9 GND GND GND 60 ohm/X
AB4 A#26 PCREQ G5 PECI 23 M1 GND GND D3 T3 GND
HA27 AF5 F2 GTLVREF3_CPU M7 D5 R7 50 ohm/ install
HA28 A#27 EDRDY GND GND GND
AF4 A#28 N3 GND GND D6 R5 GNDRSVD(VID6) AM5 VID6 6
HA29 AG6 K4 N6 D9 R30 F6
HA30 A#29 REQ0 -HREQ0 9 GND GND GND IMPSEL R297 51-1-04
AG4 A#30 REQ1 J5 -HREQ1 9 N7 GND GND E11 R29 GND
HA31 AG5 M6 P23 E14 CONROE
A#31 REQ2 -HREQ2 9 GND GND LGA-775PS-AMP
STP6 1 AH4 A#32 REQ3 K6 -HREQ3 9 P24 GND GND E17
1 AH5 J6 P25 E2 VTT_CPU
STP5 A#33 REQ4 -HREQ4 9 GND GND
AJ5 A#34 P26 GND GND E20