Handset - Sony SPP-SS955 Service Manual

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3 7 63 1515 0

5-2. HANDSET

[Start-up]
1. With the power supplied, press
taneously, and the Test Mode will start.
2. Allow for normal ringer to sound at high level for duration of
500 msec after start-up, then the handset will go in Test Mode
Idle status.
3. The RF in Talk/Intercom status is as follows.
TALK LED lights up.
[Test Mode by Manual Input]
• The key input in the Test Mode Idle status can change the set
status to the following modes. However, the transition to an-
other mode within respective test mode groups (A-J) is possible
directly, but in case of transition to other test mode group, the
set must be returned to the Test Mode Idle status once by enter-
ing the command "0-1-#".
A) Test mode termination
Command Mode/Operation
0-0-# The Test mode terminates. The contents of EEPROM
are cleared. In case of successful clear, an
acknowledge tone sounds.
B) Return test mode idle
Command Mode/Operation
0-1-# Return to Test Mode Idle status.
C) Continuous receiving test group (Note 1)
TE
L 13942296513
Command Mode/Operation
1-1-# CH1 continuous receiving status (LNA, AGC ON)
D) Continuous transmission test group (Note 1)
Command
2-1-# CH1 continuous transmission status (TX Power High)
2-2-# CH1 continuous transmission status (TX Power Mid)
2-3-# CH1 continuous transmission status (TX Power Low)
[*]
Note 1: Each time the
key is pressed, the channels change over as
follows:
CH1 → CH2 → CH3 → ... → CH20
E) Loopback test group 1
Command Mode/Operation
3-1-# CODEC Forward Loopback (L1)
(MIC → SP) (within CODEC)
3-2-# ADPCM Forward Loopback (L2)
(MIC → CODEC → ADPCM → CODEC → SP)
ADPCM → RF Loopback
3-3-#
(MIC → CODEC → ADPCM → RF → ADPCM →
CODEC → SP)
F) TDD test group 1
Command Mode/Operation
4-1-# CH1 TDD mode (Master timing, Power High) status
4-2-# CH1 TDD mode (Master timing, Power Mid) status
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4-3-# CH1 TDD mode (Master timing, Power Low) status
4-4-# TDD mode (Slave timing, Standby) status. Power
control
.
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[TALK] [0] [1]
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Description
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G) MMI test group
Command
5-1-# Key test.
• Press the keys successively in the following
order:
[TALK/FLASH]
[PGM]
→
[1]
→
[7]
[SPEED DIAL]
• If key input sequence is correct: An acknowl-
edge tone sounds, and the set returns to the Test
Mode Idle status.
• If key input sequence is wrong: An error tone
sounds, and the set returns to the Test Mode
Idle status.
H) TDD test group 2
Command
6-1-# TDD mode (Master timing) status.
I) Memory clear test group
Command
7-1-# The contents of EEPROM are cleared. In case of
successful clear, an acknowledge tone sounds.
J) Battery save mode
Command
Q Q
3 6 7 1 3
9-0-# Battery Save mode.
u163
.
2 9 9 4 2 8
Mode/Operation
→ →
[OFF] [HOLD]
→ →
[INTERCOM] [REDIAL/PAUSE]
→ → → → →
[2] [3] [4] [5]
→ → → →
[8] [9] [*] [0] [#]
Mode/Operation
Mode/Operation
Mode/Operation
1 5 0 5 8 2 9 9 4
m
co
9 9
→
→
[6]
→
2 8 9 9