ASROCK IMB-770 Service manual

29,30 : SATA3 Connectors
31 : TPM Header
32 : Intel Q77 Chipset
33 : Printer Port Header
34 : USB2.0 Port (USB12)
35 : USB3.0 Header (USB3_2_3)
36 : USB2.0 Header (USB10_11)
37 : USB2.0 Header (USB8_9)
38 : Chassis Intrusion Header 2
41 : Chassis Intrusion Header 1
39 : Clear CMOS Header
1-2: Normal
2-3: Clear CMOS
RS-232 Port 4 Pin Headers
11 : COM6
12 : COM5
13 : COM4
14 : COM3
19 : mini-PCIE Slot
20 : Digital Input / Output Power select
1-2: +12V
2-3: +5V
21 : mini-SATA Slot
22 : ATX/AT mode Selection
1-2: AT mode
2-3: ATX mode
23 : CFast Card Socket
24 : System Panel Header
25 : SATA Power Connector 2
26 : SATA Power Connector 1
27,28 : SATA2 Connectors
COM Port Signal/Power Setting Jumpers
1 : For COM1
2 : For COM2
15 : For COM6
16 : For COM4
17 : For COM3
18 : For COM5
1-2 : +12V
2-3 : +5V
4-5 : RI#
3 : ATX 12V Power Connector
4 : 3-Pin CPU FAN Connector (+12V)
5 : 4-Pin CPU FAN Connector (+12V)
6 : CPU Socket
7 : Flash Memory (64Mb)
8 : 2 x 240-pin DDR3 DIMM Slots
(DDR3_A1, DDR3_B1)
9 : 2 x 240-pin DDR3 DIMM Slots
(DDR3_A2, DDR3_B2)
10 : 24-pin ATX Power Input Connector
IMB-770
Jumpers and headers setting guide
1
GND
GND
PWRBTN#
PLED-
PLED+
RESET#
HDLED-
HDLED+
1
DUMMY
ATXPWR1
Intel
Q77
DDR3_A2 (64 bit, 240-pin module)
DDR3_A1 (64 bit, 240-pin module)
DDR3_B2 (64 bit, 240-pin module)
DDR3_B1 (64 bit, 240-pin module)
PCI1
PCIE1
1
HD_AUDIO1
COM6
1
COM5
1
COM3
1
COM4
1
CMOS
Battery
HDLED RESET
PLED PWRBTN
PANEL1
1
Super
I/O
SATA2_2
SATA3_0
SATA3_1 SATA2_3
CLRCMOS1
1
CHA_FAN2
64Mb
BIOS
CPU_FAN1
CPU_FAN2
24.4cm (9.6 in)
30.5cm (12.0 in)
USB8_9
1
USB10_11
1
1
CI1
1
CI2
JGPIO_PWR1
1
PWR_JP1
1
1
LPT1
SET_CM1
1
1
SET_CM2
SET_CM6
1
SET_CM5
1
BUZZ1
MINI_SATA1
JPWR1 JPWR2
USB12
1
JGP IO1
USB3_2_3
12345679
10
11
8
12
13
14
16
15
17
18
19
20
21
22
23
24
25
26
27
28
29
3031
323334
35
36
37
38
39
40
41
43
42
44
45
46
47
48
49
RoHS
IMB-770
Top:
RJ-45
USB 2.0
T: USB4
B: USB5
Top:
RJ-45
USB 3.0
T: USB0
B: USB1
USB 2.0
T: USB6
B: USB7
HDMI
Top:
Line In
Center:
Line Out
Bottom:
Mic In
COM2
VGA1
COM1
PS2
Keyboard
/Mouse
DISPLAY1
MINI_PCIE1
PCIE2
PCIE3
PCI2
PCI3
ATX12V1
CHA_FAN1
TPM1
1
SET_CM4
1
SET_CM3
1
PCI4
AUDIO
CODEC
LAN
LAN
50
51
52
53
54
55
56
57
8 5
4 1
1
GND
+5V
GND
+12V
1
1
AFD#
ERROR#
PINIT# GND
SLIN#
STB#
SPD0
SPD1
SPD2
SPD3
SPD4
SPD5
SPD6
SPD7
ACK#
BUSY
PESLCT
1
Signal
GND
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1

54 : 3-Pin Chassis FAN Connector (+12V)
55 : Top : RJ45 LAN Port 1
Bottom : USB2.0 (USB45)
56 : Top : COM2*
Bottom : VGA1
57 : Top : COM1*
Bottom left: Display1
Bottom right: PS/2 Keyboard/Mouse
40 : Front Panel Audio Header
42,44,45,47 : PCI Slots
43,46,49 : PCI Express Slots
48 : Digital Input / Output
Pin Header
50 : Audio Jacks
Blue - Line In
Green - Line Out
Pink - Mic In
51 : Top : RJ45 LAN Port 2
Bottom : USB3.0 (USB3_01)
52 : 4-Pin Chassis FAN Connector (+12V)
53 : Top : USB2.0 (USB67)
Bottom : HDMI
J_SENSE
OUT2_L
1
MIC_RET
PRESENCE#
GND
OUT2_R
MIC2_R
MIC2_L
OUT_RET
ATXPWR1
Intel
Q77
DDR3_A2 (64 bit, 240-pin module)
DDR3_A1 (64 bit, 240-pin module)
DDR3_B2 (64 bit, 240-pin module)
DDR3_B1 (64 bit, 240-pin module)
PCI1
PCIE1
1
HD_AUDIO1
COM6
1
COM5
1
COM3
1
COM4
1
CMOS
Battery
HDLED RESET
PLED PWRBTN
PANEL1
1
Super
I/O
SATA2_2
SATA3_0
SATA3_1 SATA2_3
CLRCMOS1
1
CHA_FAN2
64Mb
BIOS
CPU_FAN1
CPU_FAN2
24.4cm (9.6 in)
30.5cm (12.0 in)
USB8_9
1
USB10_11
1
1
CI1
1
CI2
JGPIO_PWR1
1
PWR_JP1
1
1
LPT1
SET_CM1
1
1
SET_CM2
SET_CM6
1
SET_CM5
1
BUZZ1
MINI_SATA1
JPWR1 JPWR2
USB12
1
JGP IO1
USB3_2_3
12345679
10
11
8
12
13
14
16
15
17
18
19
20
21
22
23
24
25
26
27
28
29
3031
323334
35
36
37
38
39
40
41
43
42
44
45
46
47
48
49
RoHS
IMB-770
Top:
RJ-45
USB 2.0
T: USB4
B: USB5
Top:
RJ-45
USB 3.0
T: USB0
B: USB1
USB 2.0
T: USB6
B: USB7
HDMI
Top:
Line In
Center:
Line Out
Bottom:
Mic In
COM2
VGA1
COM1
PS2
Keyboard
/Mouse
DISPLAY1
MINI_PCIE1
PCIE2
PCIE3
PCI2
PCI3
ATX12V1
CHA_FAN1
TPM1
1
SET_CM4
1
SET_CM3
1
PCI4
AUDIO
CODEC
LAN
LAN
50
51
52
53
54
55
56
57
PIN Signal Name PIN Signal Name
1 SIO_GP24 2 SIO_GP20
3 SIO_GP25 4 SIO_GP21
5 SIO_GP26 6 SIO_GP22
7 SIO_GP27 8 SIO_GP23
9 JGPIO_PWR1 10 GND
* This motherboard supports RS232/422/485 on COM1, 2 ports.
Please refer to below table for the pin denition. In addition, COM1, 2
ports (RS232/422/485) can be adjusted in BIOS setup utility >
Advanced Screen > Super IO Conguration. You may refer to page
37 of our user manual for details.
COM1, 2 Port Pin Denition
PIN RS232 RS422 RS485
1 DCD, Data Carrier Detect TX- RTX-
2 RXD, Receive Data RX+ N/A
3 TXD, Transmit Data TX+ RTX+
4 DTR, Data Terminal Ready RX- N/A
5 GND GND GND
6 DSR, Data Set Ready N/A N/A
7 RTS, Request To Send N/A N/A
8 CTS, Clear To Send N/A N/A
9 No Power/5V/12V N/A N/A