Pin Number
Signal Name
Meaning
Required Action
1
ZONE1 SHORT
Zone 1 short
Check for short in wiring of Zone 1.
2
ZONE1 OPEN
Zone 1 disconnection
Check for disconnection in wiring of Zone 1.
3
ZONE2 SHORT
Zone 2 short
Check for short in wiring of Zone 2.
4
ZONE2 OPEN
Zone 2 disconnection
Check for disconnection in wiring of Zone 2.
5
ZONE3 SHORT
Zone 3 short
Check for short in wiring of Zone 3.
6
ZONE3 OPEN
Zone 3 disconnection
Check for disconnection in wiring of Zone 3.
7
Reserved
8
Reserved
9
Reserved
10
Reserved
11
GROUND FAULT
Zone grounding
Grounding
12
PA SIGNAL FAULT
Power amplifier audio
Check the amplifier’s power amplifier circuit.
fault
13
CHECKING/SETTING
Speaker line check in
BUSY
progress
14
REFERENCE ERROR
Speaker line reference
There is a short or ground fault in one of the
value error
speaker lines. Identify the line in accordance with
the indicators or SURVEIL LANCE I/F, and check
for location of the short in the applicable line.
15
GND
GND
GND
16
PA TEMP FAULT
Power amplifier high
Check for a faulty fan, and check amplifier’s
temperature fault
power amplifier circuit.
17
COMM FAULT
Communication error
Check the amplifier’s internal wiring. Also
notification
check the Sound Message Unit for faults.
18
Reserved
19
Reserved
20
Reserved
21
GND
GND
GND
22
CLOCK ADJ CONT
Clock adjustment input
23
SP LINE REFERENCE
SP line reference
SETTING ACTIVATION
setting activation
24
SP LINE CHECK
SP line check
ACTIVATION
activation
25
GND
GND
GND
CONCEPT
SYSTEM
EXAMPLES
CONNECTIONS
PR
ODUCTS
BLOCK
D
IA
GRAMS
65
4
PRODUCTS
WU-ZS001E
CONCEPT
SYSTEM
EXAMPLES
CONNECTIONS
PR
ODUCTS
BLOCK
D
IA
GRAMS
64
4
PRODUCTS
WU-ZS001E
MAJOR OPERATING CONTROLS & TERMINALS
SURVEILLANCE I/F Connector Signals
Front of Unit
/DC OUT
T1AL
VOLTAGE
GND
SELECTOR
AC IN
SIGNAL
POWER
RM DC
STATUS
/SETTING
CHECK
SETTING
SP LINE
SURVEILLANCE I/F
5
ZONE
4
3
2
1
GROUND
FAULT
SP LINE FAULT
RED-SHORT
AMBER-OPEN
AMBER-NO SETTING
GREEN-SETTING COMPLETED
13
1
25
14
1
SURVEILLANCE I/F Connector
2
CHECK/SETTING Switch
3
SETTING STATUS Indicator
4
SP LINE FAULT ZONE 1-5 Indicators
5
SP LINE FAULT GROUND FAULT Indicator
Code
Indicator Condition
Meaning
Colour
Status
Amber
Lit
Reference value not set or abnormal
3
Amber
Flashing
Reference value setting operation in progress
Green
Lit
Speaker line check enabled (reference value set correctly)
Green
Flashing
Speaker line check in progress
Red
Lit
Speaker line is shorted (SHORT)
4
Amber
Lit
Speaker line is disconnected (OPEN)
–
Unlit
No speaker line short or disconnection
5
Red
Lit
Speaker line is grounded fault
–
Unlit
No speaker line grounding fault