Read JBL MUSIC 2 SUB (serv.man2) Service Manual online
2
Powered Subwoofer
BASS2/BASSWAVE
DISASSEMBLY PROCEDURE
To Access Amp. Circuit Boards
1.
Remove (4) base screws; remove base.
2.
Remove (2) large 1/4-20 Torx #30 amp
mounting screws from amplifier bottom.
mounting screws from amplifier bottom.
3.
Remove amp assembly from cabinet; unplug the
(2) output wires.
(2) output wires.
4.
Remove the (4) Torx #15 screws from top plate.
5.
Remove/scrap adhesive away from the strain
relief plug area in the top cover.
relief plug area in the top cover.
6.
Pry strain relief plug from top cover; remove cover.
To Access Lower Woofer
1.
Remove (4) base screws; remove base.
2.
Remove (2) large 1/4-20 Torx #30 amp mounting
screws from amplifier bottom.
screws from amplifier bottom.
3.
Remove amp assembly from cabinet.
4.
Unplug the (2) wires from woofer; remove the (4)
8 x 3/4 Phillips screws from the inner baffle.
8 x 3/4 Phillips screws from the inner baffle.
5.
Remove woofer.
NOTES:
1.
The upper woofer is non-serviceable. Order
replacement cabinet/upper driver assy.
(Part # BASSWAVEENCLKIT)
replacement cabinet/upper driver assy.
(Part # BASSWAVEENCLKIT)
2.
A NEWAMP GASKET, (Part # 75140), between
amp and cabinet is recommended to ensure
airtight seal if the amplifier is removed for any
reason.
amp and cabinet is recommended to ensure
airtight seal if the amplifier is removed for any
reason.
3.
If amplifier is serviced for any reason: after the
strain relief plug is inserted back in top cover,
an adhesive, e.g. hot melt glue, silicon seal, epoxy
or similar product must be used on the strain relief
junction to ensure an air tight seal.
strain relief plug is inserted back in top cover,
an adhesive, e.g. hot melt glue, silicon seal, epoxy
or similar product must be used on the strain relief
junction to ensure an air tight seal.
PACKAGING EXPLODED VIEW
JBL continually strives to improve its products.
New materials, production methods and design
refinements are introduced into existing models without
notice as a routine expression of our design philosophy.
For this reason, the Bass2/Basswave Subwoofer may
differ in some respect from its published specifications
and descriptions, but will always equal or exceed the
original specifications unless otherwise stated.
refinements are introduced into existing models without
notice as a routine expression of our design philosophy.
For this reason, the Bass2/Basswave Subwoofer may
differ in some respect from its published specifications
and descriptions, but will always equal or exceed the
original specifications unless otherwise stated.
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