logo
Brands
  1. Home
  2. •
  3. Brands
  4. •
  5. ASROCK
  6. •
  7. Computer Hardware
  8. •
  9. ASROCK IMB-1225 Service manual

ASROCK IMB-1225 Service manual

Other ASROCK Computer Hardware manuals

ASROCK iBOX-155 User manual

ASROCK

ASROCK iBOX-155 User manual

ASROCK MARVELL SATA3 RAID User manual

ASROCK

ASROCK MARVELL SATA3 RAID User manual

ASROCK Thunderbolt 4 AIC User manual

ASROCK

ASROCK Thunderbolt 4 AIC User manual

ASROCK PHANTOM GAMING B760M PG LIGHTNING User manual

ASROCK

ASROCK PHANTOM GAMING B760M PG LIGHTNING User manual

ASROCK IMB-X1314 Service manual

ASROCK

ASROCK IMB-X1314 Service manual

ASROCK iBOX 1300/D4 Series User manual

ASROCK

ASROCK iBOX 1300/D4 Series User manual

ASROCK 1U12LX Series User manual

ASROCK

ASROCK 1U12LX Series User manual

ASROCK ROMED8-2T User manual

ASROCK

ASROCK ROMED8-2T User manual

ASROCK Z390  Phantom Gaming 9 User manual

ASROCK

ASROCK Z390 Phantom Gaming 9 User manual

ASROCK iBOX-V2000M User manual

ASROCK

ASROCK iBOX-V2000M User manual

ASROCK A620M-C User manual

ASROCK

ASROCK A620M-C User manual

ASROCK NUC BOX-1360P/D5 User manual

ASROCK

ASROCK NUC BOX-1360P/D5 User manual

ASROCK STX-1001 User manual

ASROCK

ASROCK STX-1001 User manual

ASROCK NUC 1100 BOX Series User manual

ASROCK

ASROCK NUC 1100 BOX Series User manual

ASROCK Jupiter H610 User manual

ASROCK

ASROCK Jupiter H610 User manual

ASROCK TRX50 WS Instruction Manual

ASROCK

ASROCK TRX50 WS Instruction Manual

ASROCK DN2800MT Service manual

ASROCK

ASROCK DN2800MT Service manual

ASROCK A620M-HDVP User manual

ASROCK

ASROCK A620M-HDVP User manual

ASROCK USB 3.1/A+C User manual

ASROCK

ASROCK USB 3.1/A+C User manual

ASROCK J3160 User manual

ASROCK

ASROCK J3160 User manual

ASROCK NUC BOX-1360P/D4 User manual

ASROCK

ASROCK NUC BOX-1360P/D4 User manual

ASROCK IBOX-230 User manual

ASROCK

ASROCK IBOX-230 User manual

ASROCK PRO Series User manual

ASROCK

ASROCK PRO Series User manual

ASROCK ROMED6U-2L2T User manual

ASROCK

ASROCK ROMED6U-2L2T User manual

Popular Computer Hardware manuals by other brands

EMC2 VNX Series Hardware Information Guide

EMC2

EMC2 VNX Series Hardware Information Guide

Panasonic DV0PM20105 Operation manual

Panasonic

Panasonic DV0PM20105 Operation manual

Mitsubishi Electric Q81BD-J61BT11 user manual

Mitsubishi Electric

Mitsubishi Electric Q81BD-J61BT11 user manual

Gigabyte B660M DS3H AX DDR4 user manual

Gigabyte

Gigabyte B660M DS3H AX DDR4 user manual

Raidon iT2300 Quick installation guide

Raidon

Raidon iT2300 Quick installation guide

National Instruments PXI-8186 user manual

National Instruments

National Instruments PXI-8186 user manual

Hauppauge WinTV-HVR-2250 Quick installation guide

Hauppauge

Hauppauge WinTV-HVR-2250 Quick installation guide

Kontron CP6002 user guide

Kontron

Kontron CP6002 user guide

Manhattan 702843 user manual

Manhattan

Manhattan 702843 user manual

Aphex 230 instruction manual

Aphex

Aphex 230 instruction manual

Intel NUC 12 Pro user guide

Intel

Intel NUC 12 Pro user guide

Galaxy GHDX2-2430S-24F4D Installation and hardware reference manual

Galaxy

Galaxy GHDX2-2430S-24F4D Installation and hardware reference manual

Intel AXXRMFBU4 Quick installation user's guide

Intel

Intel AXXRMFBU4 Quick installation user's guide

Kontron DIMM-PC/MD product manual

Kontron

Kontron DIMM-PC/MD product manual

ST X-NUCLEO-SAFEA1B How to use

ST

ST X-NUCLEO-SAFEA1B How to use

STEINWAY LYNGDORF SP-1 installation manual

STEINWAY LYNGDORF

STEINWAY LYNGDORF SP-1 installation manual

Advantech ASMB-935 Series user manual

Advantech

Advantech ASMB-935 Series user manual

Jupiter RAM PACK instructions

Jupiter

Jupiter RAM PACK instructions

https://manuals.online logo
https://manuals.online logoBrands
  • About & Mission
  • Contact us
  • Privacy Policy
  • Terms and Conditions

Copyright 2026 Manuals.Online. All Rights Reserved.

9 : Panel Power Select (LCD_VCC)
(PNL_PWR1)
1-2 : LCD_VCC : +3V
2-3 : LCD_VCC : +5V
4-5 : LCD_VCC : +12V
10 : Inverter Power Control Wafer (BLT_PWR1)
11 : LVDSBL1
Open : Protect LCD_VCC
Short : No Protect LCD_VCC
12 :
Backlight Power Select
(LCD_BLT_VCC) (BKT_PWR1)
1-2 : LCD_BLT_VCC : +5V
2-3 : LCD_BLT_VCC : +12V
13 : Backlight Volume Control (BLT_VOL1)
14 : Backlight Control Level
(CON_LBKLT_CTL) (BLT_PWM1)
1-2 : From eDP PWM to
CON_LBKLT_CTL
2-3 : From LVDS PWM to
CON_LBKLT_CTL
15 :
4-Pin CPU FAN Connector
(+12V) (CPU_FAN1)
COM Port PWR Setting Jumpers
1 : PWR_COM3 (For COM Port3)
23 : PWR_COM4 (For COM Port4)
1-2 : +5V
2-3 : +12V
2 :
USB2.0 Header (
USB2_8_9)
3 :
USB3.2 Gen1 Header
(
USB3_3_4)
4 : SATA3 Connectors (SATA3_1~4)
5 : 4-pin ATX Power Input/Output
Connector
6 : 24-pin ATX Power Input Connector
7 :
LVDS Panel Connector
8 : LVDSBL2
Open : Protect LCD_BLT_VCC
Short : No Protect LCD_BLT_VCC
Jumpers and Headers Setting Guide
IMB-1225
16 :
System Panel Header
17 : COM Port Headers
(COM4, 5, 6) (RS232)
18 : Clear CMOS Headers
CLRMOS1 :
1-2 : Normal
2-3 : Clear CMOS
CLRMOS2 :
Open : Normal
Short : Auto Clear CMOS (Power O󰀨)
19 :
4-Pin Chassis FAN Connector (+12V)
(CHA_FAN1)
20 : Buzzer
21 : Chassis Intrusion Headers (CI1, CI2)
CI1 :
Open : Normal
Short : Active Case Open
Cl2 :
Open : Active Case Open
Short : Normal
22 : Digital Input/Output Pin
Header (JGPIO1)
The terms HDMI® and HDMI High-Denition
Multimedia Interface, and the HDMI logo are
trademarks or registered trademarks of HDMI
Licensing LLC in the United States and other
countries.
PIN Signal Name PIN Signal Name
39 LCD_BLT_VCC 40 LCD_BLT_VCC
37 CON_LBKLT_CTL 38 LCD_BLT_VCC
35 GND 36 CON_LBKLT_EN
33 LVDS_B_CLK# 34 LVDS_B_CLK
31 LVDS_B_DATA3 32 GND
29 DPLVDD_EN 30 LVDS_B_DATA3#
27 LVDS_B_DATA2# 28 LVDS_B_DATA2
25 LVDS_B_DATA1 26 GND
23 GND 24 LVDS_B_DATA1#
21 LVDS_B_DATA0# 22 LVDS_B_DATA0
19 LVDS_A_CLK 20 GND
17 GND 18 LVDS_A_CLK#
15 LVDS_A_DATA3# 16 LVDS_A_DATA3
13 LVDS_A_DATA2 14 GND
11 GND 12 LVDS_A_DATA2#
9 LVDS_A_DATA1# 10 LVDS_A_DATA1
7 LVDS_A_DATA0 8 PD (Panel Detection)
5 LDDC_DATA 6 LVDS_A_DATA0#
3 +3.3V 4 LDDC_CLK
1 LCD_VCC 2 LCD_VCC
1
Revision History
Date Description
November 19, 2020 First Release
4
2
3
1
DUMMY
GND GND
+B
-B
+A
-A
USB_PWR USB_PWR
1
1
1
PIN Signal Name
1 GND
2 GND
3 CON_LBKLT_CTL
4 CON_LBKLT_EN
5 LCD_BLT_VCC
6 LCD_BLT_VCC
PIN Signal Name
1 GPIO_VOL_UP
2 GPIO_VOL_DW
3 PWRDN
4 BLT_UP
5 BLT_DW
6 GND
7 GND
1 12
1 24
40 2
39 1
1
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
PIN Signal
Name PIN Signal
Name PIN Signal
Name PIN Signal
Name PIN Signal
Name
1DDCD# 3TTXD 5GND 7RRTS# 9PWR
2RRXD 4DDTR# 6DDSR# 8CCTS#
2
1
GND
+12V
CHA_FAN_SPEED
FAN_SPEED_CONTROL
1
Signal
GND
+5V
Signal
1
Signal
GND
PIN Signal
Name PIN Signal
Name PIN Signal
Name PIN Signal
Name PIN Signal
Name
2SIO_
GP71 4SIO_
GP72 6SIO_
GP73 8SIO_
GP74 10 GND
1SIO_
GP75 3SIO_
GP76 5SIO_
GP77 7SIO_
GP80 9JGPIO_
PWR
P/ N: 15G06M105000AK V1.0
*15G06M105000AK*
24 :
Digital Input / Output Power Select
(JGPIO_PWR1)
1-2 :
+12V
2-3 :
+5V
25 :
Digital Input / Output
Default Value Setting
(JGPIO_SET1)
1-2 : Pull-High
2-3 : Pull-Low
26 : LPC Header
27 : PWR_BAT1
Open : Normal
Short : Charge Battery
28 : SPDIF Header
29 : SIO_AT1
Open : ATX Mode
Short : AT Mode
30 : 3W Audio AMP Output Wafer
31 :
Front Panel Audio Header
32 : Audio Output
Green - Line Out
Pink - Mic In
34 : Top : RJ45 LAN Port (LAN2)
Bottom :
USB2.0
Ports (USB2_5_6)
36 : Top : RJ45 LAN Port (LAN1)
Bottom :
USB3.2 Gen1
Ports (USB3_1_2)
37 : Top : DisplayPort (DP1)
Bottom :
HDMI Port (HDMI)
38 : Top : COM Port (COM3) (RS232)
Bottom :
D-Sub Port (VGA1)
39 : Top : COM Port (COM1) (RS232/422/485)*
Bottom :
COM Port (COM2) (RS232/422/485)*
35 : M.2 Key-E Socket (M2E1)
COM1, 2 Port Pin Denition
PIN RS232 RS422 RS485
1 DCD TX- RTX-
2 RXD RX+ N/A
3 TXD TX+ RTX+
4 DTR RX- N/A
5 GND GND GND
6 DSR N/A N/A
7 RTS N/A N/A
8 CTS N/A N/A
9 +5V / +12V N/A N/A
J_SENSE
OUT2_L
MIC_RET
PRESENCE#
GN D
OUT2_R
MIC2_R
MIC2_L
OUT_RET
1
M.2 Socket Pin Denition
33 : M.2 Key-M Socket (M2M1)
1
PIN Signal
Name PIN Signal
Name PIN Signal
Name PIN Signal
Name
1 OUTLN 2 OUTLP 3 OUTRP 4 OUTRN
+5V
3 2 1
1
GN D
SMB_DATA_MAIN
LAD2
LAD1
GN D
S_PWRDWN #
SERIRQ #
GND
P CIC LK
PCIRST #
LAD3
+3 V
LAD0
+3VS B
GN D
FRAM E
SMB_CLK_MAIN
* 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 our
user manual for details.