Panasonic SC-NA30GN / SC-NA30P / SC-NA30PC Service Manual ▷ View online
33
9.17. Replacement of Gear Box
Assembly
• Refer to “Disassembly of Top Ornament Block”
• Refer to “Disassembly of Top Ornament”
• Refer to “Disassembly of Top Ornament”
9.17.1.
Disassembly of Gear Box Assem-
bly
bly
Step 1 : Detach 5P wire at connector (P1923) on the Volume
P.C.B..
Step 2 : Remove 1 screw.
Step 3 : Remove the Gear Box Assembly.
P.C.B..
Step 2 : Remove 1 screw.
Step 3 : Remove the Gear Box Assembly.
9.17.2.
Assembly of Gear Box Assembly
Step 1 : Slot in the Gear Box Assembly into Volume Holder.
Step 2 : Press down the Gear Box Assembly.
Step 2 : Press down the Gear Box Assembly.
Step 3 : Fix 1 screw.
Step 4 : Connect 5P wire at connector (P1923) on the Volume
P.C.B..
Step 5 : Dressed the 5P wire into the slot.
Step 4 : Connect 5P wire at connector (P1923) on the Volume
P.C.B..
Step 5 : Dressed the 5P wire into the slot.
34
9.17.3.
Disassembly of Motor P.C.B.
• Refer to “Disassembly of Gear Box Assembly”
Step 1 : Release the 2P Wire from the slots.
Step 2 : Remove 1 screw.
Step 3 : Slightly lift up Motor P.C.B..
Step 2 : Remove 1 screw.
Step 3 : Slightly lift up Motor P.C.B..
Caution 1 : During assembling, ensure the Motor P.C.B.
fully insert into the slot of motor base and seated on the
locator.
Caution 2 : During assembling, dressed the 2P & 5P wires
as shown.
fully insert into the slot of motor base and seated on the
locator.
Caution 2 : During assembling, dressed the 2P & 5P wires
as shown.
Step 4 : Desolder pins on the solder side of the Motor P.C.B.
and remove the Motor P.C.B..
and remove the Motor P.C.B..
35
9.17.4.
Disassembly of Belt & Pulley Gear
• Refer to “Disassembly of Gear Box Assembly”
Step 1 : Remove the Belt.
Step 2 : Remove the Pulley Gear.
Caution : During assembling, a “click” sound could be
heard when the Pulley Gear is fully catched.
Caution : During assembling, a “click” sound could be
heard when the Pulley Gear is fully catched.
9.17.5.
Disassembly of Motor Assembly
• Refer to “Disassembly of Gear Box Assembly”
• Refer to “Disassembly of Motor P.C.B.”
• Refer to (Step 1) of item 9.17.4.
• Refer to “Disassembly of Motor P.C.B.”
• Refer to (Step 1) of item 9.17.4.
Step 1 : Release 2 catches.
Step 2 : Remove the Motor Assembly.
36
Caution 1 : During assembling, position & align the Motor
wire with the indicated arrow on the Gear Box Assembly.
Caution 2 : During assembling, ensure the Motor Assembly
is fully catched & seated properly.
wire with the indicated arrow on the Gear Box Assembly.
Caution 2 : During assembling, ensure the Motor Assembly
is fully catched & seated properly.
9.17.6.
Disassembly of Relay Gear
• Refer to “Disassembly of Gear Box Assembly”
• Refer to “Disassembly of Belt & Pulley Gear”
• Refer to “Disassembly of Belt & Pulley Gear”
Step 1 : Remove the Relay Gear.
Caution : During assembling, a “click” sound could be
heard when the Relay Gear is fully catched.
Caution : During assembling, a “click” sound could be
heard when the Relay Gear is fully catched.
9.17.7.
Disassembly of Drive Gear
• Refer to “Disassembly of Gear Box Assembly”
• Refer to “Disassembly of Belt & Pulley Gear”
• Refer to “Disassembly of Relay Gear”
• Refer to “Disassembly of Belt & Pulley Gear”
• Refer to “Disassembly of Relay Gear”
Step 1 : Remove the Drive Gear.
Caution : During assembling, a “click” sound could be
heard when the Drive Gear is fully catched.
Caution : During assembling, a “click” sound could be
heard when the Drive Gear is fully catched.
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