Service manual
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2
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BRN
RED
ORN
YLW
GRN
BACK
ACTIVE
BYPASS
POWER
ON/OFF
DUAL
CENTRAL
AHEAD
MITSUBISHI ELECTRIC
ENGAGED
GROUP
ACTIVE BYPASS
GROUP
SELECTION
PROGRAM
TIMER
CONTROLLER
OPERATION
DUAL CENTRAL
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4. MULTIPLE REMOTE CONTROLLER ADAPTER
This adapter is needed for remote indication (operation/check). Adapter connection is described on page 84.
5. CENTRALIZED REMOTE CONTROLLER
Allows individual or combined control of up to 16 units. When using the PAC-805RC, the program timer adapter (PAC-
825AD)is also needed. See page ##.
5-1. Dimensions Unit : mm
5-2. Functions
Part No. PAC-SA88HA-E
Part No. PAC-805RC
"ENGAGED" indicator
When this indicator is lit, transmission is in
progress and all switches are inoperative.
DUAL/CENTRAL switch
This  change-over  switch  governing  the
operation  of  the  accessory  remote  con-
troller.
"DUAL"
Instructions  from  both  the  accessory
remote  controller  and  the  centralized
remote  controller  are  valid.  (Priority  given
to the last instruction received.)
"CENTRAL"
ON/OFF switching by the accessory
remote controller is invalidated. Control is
by the centralized remote controller only.
Initial setting is "DUAL".
LCD Matrix Display 
This display indicates the operational sta-
tus of all connected units either by steady
lighting or by flashing.
POWER ON/OFF switch
Operation ON/OFF switch.
▲BACK  ▼AHEAD  buttons
These buttons  are used to  designate
the attached  unit(s).  (They  designate
the unit that is centrally controlled.)
●When group “00” is designated; col-
lective ON/OFF instruction is sent to all
units.
●When group “01”-“16“ is designated;
ON/OFF instruction is sent to the des-
ignated units only.
ACTIVE/BYPASS  switch
This is a change-over switch for the
program timer.
(It selects timer operation on the pro-
gram timer.)
Use “BYPASS” when a program timer
is not connected.
“ACTIVE”
The switch turns ON/OFF operational
instructions from the program timer
automatically.
“BYPASS”
ON/OFF Operation is by the central-
ized remote controller only.
Initial setting is “BYPASS”.
Independent “DUAL / CENTRAL” and “ACTIVE / BYPASS” setting of all the groups is possible. When the power supply to the
centralized remote controller is cut due to power failure, all settings will return to original “DUAL” and “BYPASS”.
BACK
ACTIVE
BYPASS
POWER
ON/OFF
DUAL
CENTRAL
AHEAD
MITSUBISHI ELECTRIC
ENGAGED
GROUP
ACTIVE BYPASS
GROUP
SELECTION
PROGRAM
TIMER
CONTROLLER
OPERATION
DUAL CENTRAL
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117
117
BACK
ACTIVE
BYPASS
POWER
ON/OFF
DUAL
CENTRAL
AHEAD
ENGAGED
GROUP
ACTIVE BYPASS
GROUP
SELECTION
PROGRAM
TIMER
CONTROLLER
OPERATION
DUAL CENTRAL
12345678910
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