Ma Pcb; Key Pcb; Back Plate Assy - Polk Mono Signa S4 Service Manual

3. MA PCB

Proceeding : Rear cover → MA PCB
(1) Remove the screws. Remove the connector.
Top View
↑Front Side↑
↓Rear Side↓
Rear View
↑Bottom Side↑
↓Top Side↓

4. KEY PCB

Proceeding : Rear cover → PW PCB
(1) Remove the screws. Remove the connector.
↑Front Side↑
↓Rear Side↓
x1
→ MA PCB → KEY PCB
Top View
x4

5. BACK PLATE ASSY

Proceeding : BACK PLATE ASSY
(1) Remove the screws. Remove the connector.
Rear View
↑Top Side↑
x8
↓Bottom Side↓
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