Sony SPP-S2730 - Cordless Telephone, Service Manual

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16
SPP-S2730
1-2. Jog Test
1. In the “TEST A” status, press the
[2]
key to active the jog test
and display as below.
2. In this test mode, rotate the jog dial up/down or press the jog
dial to respective status will be displayed on the LCD as fol-
lows.
Up the jog dial : “UP” is displayed on the second line.
Down the jog dial : “DN” is displayed on the second line.
Press the jog dial : “P” is displayed on the second line.
1-3. LCD and LED Test
In the “TEST A” status, press the
[3]
key to active the LCD and
LED test and display as below along with the LCD back light and
key illumination LED blink alternately.
Note: “NEW”/“MESSAGE” and “OLD”/“RING OFF” blink alternately
2. TEST MODE C (TX Power Measurement Mode)
In the test mode idling status, press the
[3]
key to active this mode
and display “TEST C”.
1. In the “TEST C” status, press the
[1]
key to active the TX
power measurement mode and transmit the single carrier con-
tinuously.
2. In this status, setting can be changed by entering the following
keys (not displayed).
[1]
: Set TX power to middle/low
[3]
: Set TX power to high
[7]
: Select channel 5
[8]
: Select channel 28
[9]
: Select channel 50
3. TEST MODE D (RF Control Mode)
In the test mode idling status, press the
[4]
key to active this mode
and display “TEST D”.
In this mode, TX power level, TX power on/off, bit error late (fixed
at OF), channel number, LQ, mode, RSSI and RXST are displayed
on the LCD as below. Each setting can be changed by entering the
following keys. (default: TX on, slave mode)
[1]
: Lowers the channel
[3]
: Raises the channel
[4]
: Turns on/off the TX
[6]
: Switches the mode to master/slave
[7]
: Switches the TX power to Lo/ML/MH/Hi
4. TEST MODE E (EEPROM Read/Write Mode)
In the test mode idling status, press the
[5]
key to active this mode
and display as below.
[]
: hexadecimal number (initial values are all blank)
Refer to following table for key assignment.
Key Assignment
[0]
to
[9]
input 0 to 9
[HOLD]
input A
[INTERCOM]
input B
[CALL WAITING/FLASH]
input C
[EZ ACCESS]
input D
[ERASE]
input E
[REDIAL/PAUSE]
input F
[PGM]
check sum
[#]
enter
[*]
reset
Enter the data associated with each address by referring to the
“EEPROM data” in the following table.
Writing procedure:
1. Input the address number (3 digit) of EEPROM.
2. Press the
[#]
key to enter the address number and display read
data (8 digit=4 byte).
3. If rewrite the data, input the rewriting data (8 digit=4 byte).
4. Press the
[#]
key to enter the rewriting data.
5. To release this mode, press the
[OFF]
key.
TEST A JOG
UP
display example
display
[NEW][OLD][MESSAGE][RING OFF]
PW=Hi TXON BR=0F
CH=15 LQM=3F Slv
RSSI=3F STS=1101
display example
EEPROM ADRS=
[][][]
Read Dt=
[][][][][][][][]
WriteDt=
[][][][][][][][]
display example