Read Sharp AR-M550 (serv.man13) Service Manual online
AR-M550/M620 DETAILS OF EACH SECTION 6 - 150
11. Power section
A. Maintenance and parts replacement
(1) Maintenance and parts replacement
(Replacement parts)
a-1. AC power PWB
1) Remove the rear cabinet.
2) Disconnect the connector, and remove the AC power PWB.
a-2. DC main power PWB
1) Remove the rear cabinet. (See “a-1. AC power PWB” in this sec-
tion)
2) Disconnect the connector, and remove the AC power PWB unit.
3) Disconnect the connector and remove the DC main power PWB.
a-3. Power cooling fan motor 1
a-4. Power cooling fan motor 2
1) Remove the rear cabinet. (See “a-1. AC power PWB” in this sec-
tion)
2) Disconnect the connector, and remove the AC power PWB
unit.(See “a-1. AC power PWB” in this section)
3) Disconnect the connector and remove the harness clamp. Remove
the power cooling fan motors 1/2.
No.
Unit
Parts
a
1
AC power PWB
2
DC main power PWB
3
Power cooling fan motor 1
4
Power cooling fan motor 2
5
Dehumidifier heater relay PWB
6
DC sub power PWB
7
High voltage PWB (MC/DV/TC)
a-1
a-3
a-4
a-2
a-6
a-7
a-5
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