Sinclair SDV 6 Service Manual page 80

★Example: If one IDU is 5 HP and the address code is set to 1, then the query address at the centralized
controller side or wired controller side is 1. If one IDU is 20 HP and the address code is set to 5, then this IDU
has four address codes, which are 5, 6, 7, and 8, but the query address at the centralized controller side or
wired controller side is 5.
2. Repeated display of address codes and confirmation of repeated address codes
IDU with repeated
address codes
(number of
addresses N = 1)
IDU with repeated
address codes
(number of
addresses N>1)
★ Example 1: If IDU 1 is 5 HP and the address code is set to 1, and IDU 2 is 5 HP and the address code is set
to 1 too, then the display box or panel of IDU 1 and IDU 2 will alternately display the code C11 and the address
code 1.
★Example 2: If IDU 1 is 20 HP and the address code is set to 1 (the addresses actually occupied are 1, 2, 3,
and 4), IDU 2 is 5 HP and the address code is set to 2, IDU 3 is 5 HP and the address code is set to 3, then the
display box or panel of IDU 1 will alternately display the code C11 and the address code 2 (If there are multiple
repeated addresses, then the minimum address code is displayed); the display box or panel of IDU 2 will
alternately display the code C11 and the address code 2; and the display box or panel of IDU 3 will alternately
display the code C11 and the address code 3.
Error code
Error code "C11" and address code are
C11
displayed alternately every 1s (★1)
If the number of repeated address codes is
1, then the error code "C11" is displayed
alternately with the minimum address code
every 1s. If the number of repeated
C11
address codes is >1, then the error code
"C11" is displayed alternately with the
minimum address code every 1s; (★2)
Display box/panel Wired controller
Error code "C11" is
displayed
Error code "C11" is
displayed
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