Panasonic KX-TG9333PK Service Manual page 61

Base Unit TR-DATA Signal (Normal mode) Base Unit TR-DATA Signal (Normal mode)
Base unit sends a dummy slot and receves all 6 slots every frame in normal mode.
ITEM
[HS] or [REG HS]
[REG BU] or [BU]
RADEOEN
2 ms
SLOT_CTRL
TR_DATA
RX-DATA included in TR-DATA RX-DATA included in TR-DATA
Zoom
RX-DATA of BU is for checking for TX of HS or RX of BU.
When "TX-CW" mode in Handset, RX-DATA of base unit is LOW. (*1)
In the other case, RX-DATA of base unit is random. (*2)
REDIOEN
SLOT_CTRL
(*1) (*1)
RX-DATA RX-DATA
(*2) (*2)
Handset TR-DATA Signal (RX data in RX CW mode) Handset TR-DATA Signal (RX data in RX CW mode)
Base unit bursts a dummy slot in normal mode in any channel.
Handset should be worked in test mode in same channel as base unit.
ITEM
[HS] or [REG HS]
[REG BU] or [BU]
RX-DATA of handset is LOW after receiving dummy from base unit.
RX-DATA just before that is same as dummy slot data of base unit.
TR (RX)-DATA TR (RX)-DATA
preamble (32 bit)
TR (RX)-DATA TR (RX)-DATA
(*3) Dummy slot data in TR-DATA of Base Unit (*3) Dummy slot data in TR-DATA of Base Unit
SLOT_CTRL
TR-DATA TR-DATA
MODE
TEST TX_CW
Normal RX
RX TX (dummy ) (*3)
receiving TX_CW from handset
random pattern because of no signal
MODE
TEST RX_CW
Normal Dummy
RX
Base unit ID (40 bit)
preamble (32 bit)
Pin Number (Base unit)
IC701 IC501 (BU)
RADIOEN
SLOT_CTRL
TR (TX)-DATA
TR (RX)-DATA
TX (dummy )
RX
40 µs
Pin Number (Handset)
IC701 IC501 (HS)
TR (RX)-DATA
200 µs
Zoom
10 µs
Base unit ID (40 bit)
TX
61
KX-TG9333PK/KX-TG9334PK//KX-TGA931T
21 24
22 19
23 18
23 34
3 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
23 36
3 V
0 V
20 µs