Sony SPP-874, Руководство по обслуживанию

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• When receiving data, the set is put in the same state as the
intermittent reception state during normal wait.
• The channel is counted up each time the CH key is pressed. When
the channel reaches 29 ch (15 ch for CN1), then it returns to 1 ch.
• The JOG key may be used to change the channel.
• To clear all of the EEPROM, simultaneously press ERASE and
TALK keys.
• “Channel Setting”, “SIGOUT Control” and “Power Control” can
be separately set.
Key Processing (Setting the Manual Test Mode) :
KEY
DATA
KEY TEST POINT FUNCTION TX
RX RX
LCD MIC
Light MUTE
VOL OUT-
RSSI
RF AF LCD HICUT
PUT
SENS
Light
INITIAL
RX
G g g g G g
– NORM
G
HI
TEST MODE
TALK TP204 TP209 TX & RX
g g g g g g
– –
G
–
OFF TP201 TP209 TEST MODE OFF
G G G G G G
– –
G
–
1 TP201 TP208 RX
G g g g G g
– –
G
–
2 TP201 TP207 TX & RX OFF
G G G g G g
– –
G
–
3 TP201 TP206 EEPROM CHECK – – –
g
–
g
– –
G
–
4 TP201 TP205 KEY CHECK – – – g – g – – G –
5 TP202 TP207 RSSI LOW SET – – –
g
–
g
– –
G
LOW
6 TP202 TP205 DATA TX
g
/
G
– –
g
–
g
– –
g
/
G
–
7 TP202 TP208 LIGHT OFF/ON – – –
g
–
g
/
G
– –
G
–
8 TP202 TP209 DATA RX G g G G G G – – G HI
9 TP202 TP206 – – – – – – – – – –
TP203 TP205 – – – – – – – – – –
0 TP203 TP209 FORCED HOLD IN
G G G G G G
– –
G
–
# TP203 TP206 – – – – – – – – – –
REDIAL/
TP204 TP208 – – – – – – – – – –
PAUSE
FLASH TP204 TP207 – – – – – – – – – –
CHANNEL TP204 TP206 – – – – – – – – – –
HOLD TP203 TP208 HI-CUT ON/OFF – – –
g
–
g g
– – –
ERASE TP203 TP207 – – – – – – – – – –
PROGRAM/
TP204 TP205 VOL HI/LO – – –
g
–
g
– HI/LOW – –
VOLUME
g
: ON,
G
: OFF