Panasonic Kx Taw848 Installation Manual

2.2 Installation of the PBX
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2.2.2 Names and Locations
A.Ground Terminal
B.DC IN 1
C.Powe r S w i t ch
D.SD Memory Card Slot Cover
E.Reset Button
F.System Initialize Switch
G.MOH port
H.Pager port
I.Hybrid Ports
J.RS-232C port
K.USB port
D
E
G
H
I
J
K
F
B
A
C 

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2.2.3 Opening/Closing the Covers
Opening the Covers
1.Pull the slide button to the right and, holding it, slide the cable cover upwards. Then turn the cable cover 
slightly to remove it.
2.Remove the three screws.
3.Holding the protrusions on both sides of the front cover, swing the cover open.
1
Slide Button
Cable Cover
Screw 

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Removing/Attaching the Front Cover
If you prefer, you can remove the front cover.
Removing the Front Cover
Holding the front cover open at about a 45° angle, remove the front cover by pushing it in the direction 
of the arrow as shown below. 
Attaching the Front Cover
Fit the front cover to the main unit as shown below, and then close the front cover. 

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Closing the Covers
1.Close the front cover, then tighten the three screws.
2.Attach the rear hooks on the cable cover to the main unit, then swing the cable cover closed so that the 
front hooks fit in place.
3.Slide the cable cover down until it locks.
Screw
Cable Cover 

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2.2.4 Installation of the SD Memory Card
CAUTION
 Use only the SD Memory Card included with the PBX.
 The SD Memory Card contains software for all the processes of the PBX and all the customer data. 
The SD Memory Card must be inserted before startup.
 Do not remove the SD Memory Card while power is supplied to the PBX. Doing so may cause the 
PBX to fail to start when you try to restar t the system.
 To prevent data leakage, render the SD Memory...

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2.2.5 Frame Ground Connection
IMPORTANT
Connect the frame of the PBX to ground.
 Be sure to comply with applicable local regulations (e.g., laws, guidelines).
 Proper grounding (connection to ground) is very important to protect the PBX from the bad effects of 
external noise or to reduce the risk to the user of electrocution in the case of a lightning strike.
 The ground wire of the AC cable has an effect against external noise and lightning strikes,...

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2.2.6 Installing/Removing the Optional Service Cards
Slot Position
Slot Restrictions
The following table shows the slot restrictions.   indicates that the slot supports the optional service card. 
CAUTION
To protect the main board from static electricity, do not touch parts on the main board or on the optional 
service cards. To discharge static electricity, touch ground or wear an grounding strap. *
1Slots 10 and 11 accept only cards that do not have...

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Note
When installing or removing the optional service cards, the power switch of the PBX must be in the off 
position.
Installing Optional Service Cards
1.Before installing the optional service cards, cut and remove the appropriate dummy cover plates from 
the main unit.
CAUTION
For safety reasons, smooth the cut edges after removing the dummy cover plates.
2.Position the card in the open slot, making sure that the tabs on the both sides of the card fit...

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3.Insert the new extension bolt (included with the card) into the hole on the card, and tighten it to secure 
the card.
4.Stick an appropriate optional card label (included) to the left side of the corresponding card.
5.Connect a cable to an appropriate port of the card.
For details about pin assignments, refer to the appropriate section in 2.3 Information about the CO Line 
Cards and 2.4 Information about the Extension Cards.
Note
Make sure to connect...

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6.Repeat the procedure for other cards. 
 When installing a card in Slot 11, tighten the card using the screw included with the card, instead 
of the extension bolt.
Screw