Sony SPP-M937, Service Manual

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SECTION 3
TEST MODE
3-1. BASE UNIT
[Start-up]
1. When powered up, pressing [SPEED DIAL] , [#] , [9] , [6] , and
[REDIAL/P AUSE]
key in order.
2. Enter test mode, then happy tone is emitted, and light on the
three LEDs L1, L2, and CHARGE.
Default setting:
TX and RX channel : Channel 6
TX power : ON
RX power : ON
All mute : Unmute
[Key functions]
The base unit always monitors the key inputs, and generates a key
touch tone and goes in the following modes according to each key
pressed.
Setting first is L1 RINGER LEVEL switch, because key function is
effected by this switch setting.
If correct preset data is received by the base unit, the charge LED
will toggle.
Key
L1 RINGER LEVEL switch
OFF LOW HIGH
MUTING
Mic and speaker TX and RX
mute toggle mute toggle
VOLUME – Volume down Volume down Volume down
Volume up Volume up Volume up
HOLD Data test
Line 1, 2 and
HAND SET
CONF Next channel 4 way conf
INTERCOM Single data burst Intercom mode
LINE 1 ATE data test TX ON/OFF
Line 1 and
HAND SET
LINE 2 DTMF ON/OFF
Line 2 and
speaker mode
OFF Exit Exit Exit
3-2. HANDSET
[Start-up]
1. When powered up, pressing
[PGM/SPEED DIAL]
,
[#]
,
[9]
,
[6]
,
and
[REDIAL/P AUSE]
Key in order.
2. Enter test mode, then happy tone is emitted, and light on the
three LEDs L1, L2, and INTERCOM.
Default setting:
TX and RX channel : Channel 6
TX power
: ON
RX power : ON
All mute : Unmute
[Key functions]
The handset always monitors the key inputs, and generates a key
touch tone and goes in the following modes according to each key
pressed.
If correct preset data is received by the handset, the LINE 2 LED
will toggle.
3-3. REPROGRAM THE SECURITY CODE
In case that you may want to change the security code or in rare
case that the security code collapse.
The security code can be reprogrammed again.
Procedure:
1. Make sure the handset and base unit are on idle mode.
2. Press
[PGM/SPEED DIAL]
and then
[*]
key on handset.
3. Press and hold
[HOLD]
key on base unit.
4. Put the handset back to the base cradle.
5. A happy tone will be heard for confirmation. If a bad tone is
heard, repeat from step 1.
Key Function
LINE 1 TX attn.
OFF Exit
1 TX on
2 TX mute on
3 RX mute on
4 TX off
5 TX mute off
Key Function
6 RX mute off
7 Data on
8 Data burst
* Data off
0 Reset
CHANNEL Next channel
HOLD Sleep