ASROCK J3355B-ITX User Manual

16
English
Chassis Fan Connector
(3-pin CHA_FAN1)
(see p.5, No. 10)
Please connect fan cable
to the fan connector and
match the black wire to
the ground pin.
CPU Fan Connector
(3-pin CPU_FAN1)
(see p.5, No. 1)
Please connect the CPU
fan cable to the connector
and match the black wire
to the ground pin.
ATX Power Connector
(24-pin ATXPWR1)
(see p.5, No. 4)
is motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
TPM Header
(17-pin TPMS1)
(see p.5, No. 3)
is connector supports Trusted
Platform Module (TPM) system,
which can securely store keys,
digital certicates, passwords,
and data. A TPM system also
helps enhance network security,
protects digital identities, and
ensures platform integrity.
1. High Denition Audio supports Jack Sensing, but the panel wire on the chassis must
support HDA to function correctly. Please follow the instructions in our manual and
chassis manual to install your system.
2. If you use an AC’97 audio panel, please install it to the front panel audio header by
the steps below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for the HD audio panel only. You don’t need to
connect them for the AC’97 audio panel.
E. To activate the front mic, go to the “FrontMic” Tab in the Realtek Control panel
and adjust “Recording Volume”.
12
1
24
13
PCIRST
#
FRAME
PCICLK
GND
FAN_VOLTAGE
CHA
_
FAN
_
SPEED
GND
CPU_FA
N_SPEED
FAN_VOLTAGE

ASROCK J3355B-ITX Specifications

General

Processor cores	2
Processor socket	-
Processor manufacturer	Intel
Compatible processor series	Intel® Celeron®
Maximum number of SMP processors	1
Processor frequency	2.5 GHz
USB connector type	USB Type-A
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Audio chip	Realtek ALC887
Component for	PC
Power source type	ATX
Audio output channels	7.1 channels
Supported storage drive interfaces	SATA III
Ethernet LAN	Yes
Memory slots type	SO-DIMM
Supported memory types	DDR3-SDRAM, DDR3L-SDRAM
Maximum internal memory	16 GB
Supported memory clock speeds	1866 MHz
Supported memory module capacities	8GB
Harmonized System (HS) code	84733020

Weight and Dimensions

Width	- mm