• 2-69 • RMAN-QLS-002 rev. A Repair Procedures

Installing a WLAN Radio and Antenna

Install the Radio

1. Install the PCMCIA Radio. Plug the PCMCIA Radio into the P.C. Board assembly.
The PCMCIA Radio can only be plugged in one way; the label must face up.
2. Install the PCMCIA Board Assembly
Remove the (2) Screws and the Nylon Washer holding the MLB in place.
Plug the PCMCIA Assembly from the rst step into the C.P.U. Board.
Place (2 ) Standoffs between the C.P.U. Board and the PCMCIA Board Assembly.
Install the Bracket PCMCIA over the PCMCIA assembly. Place the Grounding
Strap under the bracket and secure with (1) Screw. Secure the other side of the
Bracket with the remaining Screw. These screws will also re-secure the C.P.U.
Board.
continued

pcmcia WLan Radio, QL320 & QL420- an16652-1 antenna

aSSembLy, QL 320 & QL 420- an16861-011

You must use an ESD strap and work at a properly grounded workstation (antistatic mat or tray).
All electronic components must be placed on an ESD protective tray. If stored, any elec-
tronic components must be placed in antistatic bags.
Screw #4-40 x 1/2”,
Socket Hd.
Torque = 5 in-lbs
PCMCIA Bracket
Standoff, 1/4” lg
PCMCIA
Radio PCMCIA
Label on Radio must face “up” in
this view.