Toshiba RAS-16GAVP-E P.C. board base, CN603, CN601, CN600, CN701, CN700, CN602, CN300

No.	Part name		Procedure					Remarks
„	Control board	1. Disconnect the leads and connectors connected to
	assembly		the other parts from the control board assembly.
			1) Leads
			• 3 leads (black, white, orange) connected to				CN603
			terminal block.			CN601		CN600	CN701
			• Lead connected to compressor :
						CN700		CN602	CN300
			Disconnect the connector (3P).
			• Lead connected to reactor :
			Disconnect the two connectors (2P).
			2) Connectors (×8)
			CN300 : Outdoor fan motor (3P: white)*		CN300, CN701, CN600 and
			(See NOTE)
			CN701 : 4-way valve (2P: yellow)*		CN603 are connectors with
					locking mechanisms: as such,
			CN600 : TE sensor (2P: white)*
					to disconnect them, they must
			CN700 : PMW (6P: white)
					be pressed in the direction of
			CN603 : TS sensor (3P: white)*		the arrow while pulling them
			CN601 :TD sensor (3P: white)*		out.
			CN602 : TO sensor (2P: white)
				NOTE
			These connectors have a disconnect prevention
			mechanism: as such, the lock on their housing
			must be released before they are disconnected.

2.Remove the control board assembly from the P.C. board base. (Remove the heat sink and control board assembly while keeping them screwed together.)

	NOTE	P.C. board base
Disengage the four claws of the P.C. board base,		P.C. board
hold the heat sink, and lift to remove it.

3.Remove the two fixing screws used to secure the heat sink and control board assembly.

4.Mount the new control board assembly.

NOTE

When mounting the new control board assembly, ensure that the P.C. board is inserted properly into the P.C. board support groove.

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