Handset - Sony SPP-ID300 Service Manual

2-2. HANDSET

[Setting the Test Mode]
Power on with press the [*] key and the [#] key simultaneously for one second, and the Test Mode is set.
Press the [SPEED DIAL] key in Test Mode, EEPROM (IC501) is been initialize, and it beeps confirm tone.
*
LIQUID CRYSTAL DISPLAY turns on/off, when press the [#] key.
*
[Releasing the Test Mode]
To release the Test Mode, perform as follows:
• Press the [TALK] key or [REDIAL/PAUSE] key.
• Turn off the power (disconnect and reconnect Battery connector).
• Set the handset to charge on the base unit (except Test Mode 10).
[Changing the Test Mode Step]
Press the each key of the Test Mode No.
[Changing the Channel]
Press the [CHANNEL] key.
* The channel is back to initial channel (6 CH), when Test Mode step is changed.
• Channel Rotation
6 CH 18 CH 1 CH
5 CH 7 CH
16 CH 17 CH
10 CH 11 CH 25 CH
8 CH 9 CH 12 CH
19 CH 20 CH 21 CH
– 5 –
2 CH 3 CH 4 CH
13 CH 14 CH 15 CH
22 CH 23 CH 24 CH