Hitachi TD61-2472 - Manual (Page 62)

1.13.3 184/186 call
To temporarily switch caller ID On/Off, dial 184 or 186 before you dial the other party's telephone
number.
184 (Do not identify caller): Your telephone number is not identified.
186 (Identify caller): Your telephone number is identified.
<Examples of combination of caller ID On/Off>
Example: 184 call
Example: 186 call
Hitachi Cable 58
System settings Dial input Caller ID display
Displayed No input Displayed
186 Displayed
184 No alert
No alert No input No alert
186 Displayed
184 No alert
A
B
A
A
Calling
Inside number: 1111
Base number: 10
Outside line number:
05011111111
Prefix: 0
Inside number: 2222
Base number: 20
Outside line number:
05011112222
Prefix: 0
A
B
A
A
Calling
Inside number: 1111
Base number: 10
Outside line number:
05011111111
Prefix: 0
Inside number: 2222
Base number: 20
Outside line number:
05011112222
Prefix: 0