Johnson Controls YVAHP072B31S, Service Manual

Page: 730 / 1796

Figure 5.3: Name of Inner Parts
Table 5.3: SW2 “OPTION” Setting upon Startup and 7-segment LED for Condition Display
No.
Setting for
SW2 “OPTION”
Condition of
Setting
7-Segment
LED
Contents of
Setting
Application
1
Pins 1-8
All OFF
Self-Checking
Mode
When turning ON the power supply
with the setting shown at left, the self-
checking will initiates.
By setting pins 1-8 and pressing on the
SW5 “OPTION” switch, an operation
check on each communication port and
DSW will be performed.
2
Only Pin 1
ON
Normal Mode
Only the number 1 pin has been set
to ON at the factory. Perform test run
with this setting. It will read: “00” after
completion of the initialization setting
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ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
Figure 5.3 shows a CCCA01 with the top cover removed. The name of each part is shown below.
For connecting method, refer to [7.3 Electric Wiring Connection], and for setting DSW refer to [7.4 Switch Setting
Procedure].
Earth Terminal (EARTH)
Make sure to earth.
Power Supply Terminal
(HOT, COM)
Connect the power supply
line.
Screw Hole for mounting to
wall surfaces (4 pcs.)
Secure the M5 screw after
removing rubber feet.
7-segment LED
Indicates the operation
condition of this device.
6:3ROHV'6:³02'(´
Not used.
SW8 (2 Poles DSW) “422/485”
Not used.
SW9 (3 Poles DSW) “OUTPUT”
This SW is used for switching the
external output setting
(Dry Contact /Wet Contact).
SW2 (8 Poles DSW) “OPTION”
This DSW is used for an Optional
Function setting.
SW5 “OPTION” switch
This switch is used for setting
the self-checking mode.
Fuse (2 pcs.)
Fuse for Power Circuit
conservation.
SW7 (2 Poles DSW) “H-LINK”
This DSW is used when setting an
H-LINK communication circuit.
Fuse (1 pc.)
Fuse for H-LINK communication
Circuit.
1-714
Service Manual
INSTALLATION