Panasonic WT-H500N User Manual

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

PRODUCTS

CONCEPT

SYSTEM

EXAMPLES

CONNECTIONS

PR
ODUCTS

BLOCK

D

IA

GRAMS

64

PRODUCTS

/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