QNAP TS-421U

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QNAP TS-421 U
Availability: EoL (10/01/2022)

(Est.) release date: April 2013
Country of manuf.: Taiwan

Amazon image

ASIN
B00C2ANPFS (Flag of the United Kingdom (1-2).svg, On Amazon, On CCC)

Type: NAS enclosure

Power: 100-240 VAC ~ 47/63 Hz, 3.5 A
Connector type: C13

CPU1: Marvell 88F6282 (2.0 GHz)
FLA1: 16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br /> (Micron N25Q128A)
RAM1: 1 GiB 1,024 MiB <br />1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br /> (Micron MT41K256M8DA-125 × 4)

Expansion IFs: USB 2.0, USB 3.0, SATA II, eSATA
USB ports: 4
SATA ports: 6
Serial: yes, 4-pin header, populated, 3.3V TTL, (115200 8N1), CN4

ETH chip1: Marvell 88F6282
ETH chip2: Marvell 88E1318
ETH chip3: Marvell 88E1318
LAN speed: 1GbE
LAN ports: 2

Additional chips
2-Wire RTC IC;Seiko;S35390A;;1;
System Controller IC;Microchip;PIC16F690;;1;
USB 3.0 Host Controller;EtronTech;EJ168A;;1;
4-port SATA II Controller;Marvell;88SX7042;;1;
4-port USB Hub Controller;Genesys Logic;GL850G;;1;
2Kbit I2C 2-wire Serial EEPROM;Atmel;AT24C02C;;1;
Quadruple Bus Buffer Gate w/ 3-State Output;TI;SN74AHCT125;;1;
1MHz, 4.5A Peak Current-Limit Step-Down Regulator;Marvell;88PG847B;;1;

TPFirmware supported: Debian

Flags: RTC w/ battery, eSATA, WoL, SNMP, Link aggregation, buzzer, power switch, fan, heatsink, metal case

Default IP address: 169.254.100.100
the IP 169.254.100.100 is used by 5 additional devices
of which 5 are QNAP devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1324 additional devices
of which 6 are QNAP devices

Ethernet OUI: 00:08:9B (7 E, -)

For a list of all currently documented Marvell chipsets with specifications, see Marvell.


4-Bay Business Ready Rack Mount NAS Server with iSCSI

Product page  • Download center

"TS-420U", "TS-421U" and "QV08 V2.1" are silkscreened on the main board.

"FKN-20106-A00267-YS-RS", "TS-419UII BP" and "QU89 V2.0" are silkscreened on the SATA board.

Links

Hardware specification

ARMADA 300 (Feroceon Core) ARM v5
  • Memory: 1GB (DDR3) SDRAM
  • Storage: 16MB Flash, 4x SATA II, 2x eSATA
  • Network: 2x Gigabit Ethernet ports
  • USB: 2x USB 3.0, 2x USB 2.0 (Type A) ports
  • Power: 120-240V AC via C13

See also

QNAPList of NAS DevicesMarvell


Images