Sharp AR-M550U - Power Section; DC Main Power PWB; AC Power PWB

: Feb. 6 2004
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AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 151
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)
3) Disconnect the connector and remove the DC main power PWB.
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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(Method 1)
2) Disconnect the connector and remove the harness clamp. Remove
the AC power PWB unit.
(Method 2)
1) Remove the rear cabinet. (See “a-1. AC power PWB” in this sec-
tion)
2) Disconnect the connector.
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