DSW5: Transmission setting of end terminal resistance
• Before shipment, No. 1 pin of DSW5 is set at ON.
• In case of having 2 or more outdoor units connected to the same H-link, set for the second unit the pin number 1 of
DSW5 at OFF.
• If only one outdoor unit is used, no setting is required.
Function Setting position
Setting before shipment
Cancellation
DSW6: Power source setting
Function
Setting position
RAS-(2-6)HVRN(1)(S)(E) RAS-(8-10)HRNSE
230V
(setting before shipment)
—
—
400V
(setting before shipment)
Jumper lead setting (JP1~6)
Setting before shipment:
JP1
JP2 JP3 JP4 JP5 JP6
1 0 0 1 1 1
N O T E
• 0: Open
• 1: Short circuit
The function selection using the jumper lead setting is shown in the table below.
Setting
Function Details
JP1 Not used —
JP2 Not used —
JP3 Not used —
JP4 Fixing for Cooling Only
When JP4 is set to “open”, operation mode is fixed for cooling. Thermo-ON is available
only by “COOL” or “DRY” mode at indoor unit.
JP5 Not used —
JP5 R407C pipes
When JP6 is set to “open”, existing piping system control is available. High pressure
control is performed depending on existing piping strength.
4 Electrical Wiring
92
SMGB0060 rev. 1- 12/2010
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