Lian-Li PC-A51B Installation Manual

Case components
Hardware list
Buzzer (1)
Cable tie (2)
Remove side panels
Remove 4 Slide the panel backward
thumb screws.
to release.
Power supply installation
Loosen four thumb screws and
remove the PSU tray.
I/O port installation
USB 3.0 USB 3.0 USB 3.0 USB 3.0 MIC EAR
Cable installation guide
BLACK / WHITE -
POWER SW
BLACK +
BLACK / WHITE -
POWER LED
BLACK +
POWER LED
BLACK / WHITE -
HDD LED
BLACK +
RED+
NC
SPEAKER
NC
Blue

Installation Guide

Removable cover & air filter, Spare 120 mm or 140 mm fan mount x 2
Multi-media ports
Power LED
HDD LED
Rubberized
5.25" ODD cover
grommets for
Power switch
liquid cooling tubing
120mm fan & air filter
Ventilation holes
on the PCI slots
Spare 140 or 120 mm fan mount
Screws (14)
for M/B & ODD spare parts
Thumb screws (21)
for 3.5" HDD
Remove front panel
Pull the front panel to release.
Install the power supply unit
into the PSU mount.
HD AUDIO
BLUE 10 9 GREEN
BLACK PURPLE 8 7 KEY
YELLOW 6 5 ORANGE
GRAY 4 3 N.C.
RED 2 1 GND+H.S. TUBE
USB 3.0 to USB 2.0 converter
20 1
11 10
Screws (21)
for 2.5" HDD
Screws (5)
for PSU mounting
Motherboard installation
Place the M/B onto the copper bolt
and fasten screws to secure.
Slide the mounted PSU into place.
Patented tool-less
5.25" device mounting
Removable
140mm fan & air filter
Spare 2.5" HDD mount
(Back)
Removable HDD tray x 5
(3.5" HDD or 2.5" HDD)
Removable PSU tray
Removable air filter-1
2.5" HDD mount
Removable air filter-2
Exceeded quantity are spare parts.
USB3.0 to USB2.0
converter (1)
Fasten 4 screws to secure the PSU.
Supports motherboard
USB 3.0
USB 3.0 20 Pin header
11 10
20 1
VCC RED RED
D- WHITE WHITE
D+ GREEN GREEN
GND BLACK BLACK
KEY
VCC
D-
D+
GND
C50.A5100.00E-1