QNAP TS-421U
| 4-Bay Business Ready Rack Mount NAS Server with iSCSI | |
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| Homepage | Product page |
|---|---|
| WikiDevi.wi-cat.ru | QNAP TS-421U |
| 3rd Party Firmware | |
| dd-wrt | Status Unknown |
| OpenWrt | Status Unknown |
| Tomato any flavor | Incompatible |
| Gargoyle | Status Unknown |
| Platform | |
| Brand • Model • Rev | QNAP TS-421U |
| Type | NAS enclosure |
| CPU1 | Marvell 88F6282 |
| CPU1 Type | ARMv5 |
| CPU1 Speed | 2.0 GHz 32-bit |
| Flash1 Chip | Micron N25Q128A |
| Flash1 Size | 16 MiB 16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br /> |
| RAM1 Size | 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 /> (DDR3 SDRAM) |
| RAM1 Chip | Micron MT41K256M8DA-125 x 4 |
| ETH chip1 | Marvell 88F6282 |
| ETH chip2 | Marvell 88E1318 |
| ETH chip3 | Marvell 88E1318 |
| Ethernet Port Count | 2-1GbE-LAN |
| Wired Standard | IEEE 802.3i/3u/3ab |
| Expansion IF types | SATA II, eSATA, USB 3.0, USB 2.0 |
| USB ports | 4 |
| SATA Ports | 4 |
| eSATA Ports | 2 |
| USB Hub Compatible | Untested |
| Power | 100-240 VAC ~ 47/63 Hz, 3.5 A |
| Connector type | C13 |
| Serial Port (UART) | yes, 4-pin header, populated, 3.3V TTL, (115200 8N1), CN4 |
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Flags: | |
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Additional chips | |
| Other | |
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Default IP address: 169.254.100.100 | |
| 3rd Party Firmware Support |
Debian |
| Retail | |
| Availability | End of Life |
| End of Life date | 01 October 2022 |
| (Est.) release date | April 2013 |
| ASIN |
B00C2ANPFS |
| Country of manuf | Taiwan |
For a list of all currently documented Marvell chipsets with specifications, see Marvell.
For a list of all currently documented QNAP devices with specifications, see QNAP.
Overview
"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.
Hardware specification
- CPU: Marvell 88F6282 @2GHz (Kirkwood ARM V5)
- Memory: 1GB (SDRAM) DDR3
- Storage: 16MB Flash, 4x SATA II, 2x eSATA
- Network: 2x Gigabit Ethernet port
- USB: 2x USB 3.0 Type A, 2x USB 2.0 Type A
- Power: 120-240V AC via C13