Panasonic SB-PM45EG Service Manual ▷ View online
2 Assembling and Disassembling
“ATTENTION SERVICER”
Some chassis components may have sharp edges. Be careful when disassembling and servicing.
1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main
components.
2. For reassembly after operation checks or replacement, reverse the respective procedures.
Special reassembly procedures are described only when required.
3. Select items from the following index when checks or replacement are required.
4. Refer to the Parts No. on the page of “Parts Location and Replacement Parts List” (Section 5), if necessary.
4. Refer to the Parts No. on the page of “Parts Location and Replacement Parts List” (Section 5), if necessary.
Below is the list of disassembly sections
· Disassembly of Net frame assembly
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SB-PM45EG
2.1. Disassembly of Net frame
assembly
Note: The disassembly process illustrates left speaker only. For
right speaker, the disassembly process is the same.
right speaker, the disassembly process is the same.
Step 1: Remove net frame assembly as arrow shown.
Step 2: Remove 4 net catchers.
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SB-PM45EG
· Be sure to connect speaker cables before connecting the
AC power supply cord.
· The load impedance of any speaker used with this unit must
be 4
Ω.
· Be sure to connect the cable from the right speaker to the
right terminal and the cable from the left speaker to the left
terminal.
terminal.
1. Twist and pull off the vinyl tip of the speaker cords. If the
speaker cords do not have vinyl tips, connect them directly
to the terminals. Make sure the bare ends of the wires are
not unravelled.
to the terminals. Make sure the bare ends of the wires are
not unravelled.
2. Insert the wire to the rear panel of the unit and close the
lever.
Notes :
· To prevent damage to circuitry, never short-circuit positive
· To prevent damage to circuitry, never short-circuit positive
(+) and negative (-) speaker wires.
· Be sure to connect only positive (red) wires to positive (+)
terminals and negative (black) wires to negative (-)
terminals.
terminals.
Placement of speakers
3 Connection of the Speaker Cables
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SB-PM45EG
4 Exploded view
4.1. Cabinet Parts Location
SB-PM45EG
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Display