
Two fuses (Battery fuse and Auxiliary Power fuse) are located on Ihe
underside of the mam circuit board in the 4130 XT, To replace either of
these fuses, proceed as follows”
1. Remove the4130XT from ltsback cover (lf present) The4130XTls
released by removing the screw under the namepiate on the front
panel (see Diag 7)
2. If installed, temporarily remove the optional No. 4152LM Laop Module
(Diagram 5 shows assembly details). Removal of the Comrnunlca-
tions Interface board is not necessary.
3. Remove the 24-pin interface connector (f[eld wlnng) To facilitate
removal, squeeze the tab at top of connector and pull outward wlfh a
side-to-side “rocking” motion.
4. Remove the 10-pin Remote Keypad connector (if used)
5 To remove the 4130XT’S main circuit board, first remove the single
securing screw shown in Diagram 10 (adjacent to the Remote Key-
pad mlerface). Then pull each of the two flexible plastlc “clasps”
t’
P’
SOUNDER
BATTERY FUSE AUK & FUSE
2A ,SLO% LO\ OSA ,w>s,
,mx,
VIEW A I
Note: Fuse types used (5 x 20mm European style) are not readily availa-
ble from electrical supply house and should be Inventoried by the
installer by pre-ordering from Ademco. Alternatively, these fuses are
available at Radio Shack stores.
away from the board to release their hold on one side of the board,
and ease the board out, away from the three small plastic clasps on
the other s!de.
6 The two fuses are located on the underside of the main clrcwt board
in the posftions shown I!) Diagram 10. Make sure that the fuses are
Inserted tn their correct Iocat]ons Use exact replacements only.
7 To re-install the board, insert one edge of the board into the notches
In the three smaller plast!c clasps f{rst, then push the other side of the
board down so that the two larger clasps snap mto place over the
edge of the board, holdlng it In place. Make sure that all keys clear
the openings in the front panel and can operate freely.
8. Insert the screw (prewously removed) to secure the board lmpor-
tank It is essential that this screw be replaced.
9. Re-install the No. 4152LM Loop Module (if removed previously)
10. Reconnect the 10-ptn Remote Keypad connector (If used), the 24-pin
interface connector, and attach the 4130XT 10 Its back cover
(If used).
VIEW A FUSES LOCATED
,\
\
BOARO
FLEX, ELE PLA$T, C
CLASPS (2 THIS S! DE,
Diagram 10. REMOVING THE MAIN CIRCUIT BOARD FOR FUSE REPLACEMENT
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