11 BLOCK
D
IA
GRA
M
(BA
S
E
UNI
T_MA
IN
)
KX-TG5621 BLOCK DIAGRAM (Base Unit_Main)
D101
CHARGE_CONTACT
+
-
X501
13.824MHz
ANT
1
ANT
0
CN101
TEL JACK
Ti
p
Ring
CN301
DC JACK
DC+
DC-
RLY
SIDE TONE
CIRCUIT
Q161
Q141
R131, R132
BELL
DETECT
RLY
DCIN2
BELL
CHARGE
DETECT
Q111
LIN
LOUT
Q361 Q362
RF_PART
HSMIN
HSMIP
IC501
DSP
CHG
4.0V
CONVERTOR
INUSE
DETECT 2
INUSE
DETECT 1
RECEIVE
AMP
DCIN1
IC331
RESET
POWER_DOWN
VCCIN
VCC
VCCA
VCCPA
CHARGE
CURRENT
CHG_CTL
INT_1
V_RF
INT_1 5
VCC
INUSE_LED
OSC_IN
IC611
EEPROM
KEYS
IC300
, Q300
R151,R152
Q171
R371~R373
RSSI
SHCTRL
RADIO_EN
TX_EN
RX_EN
LO_EN
SYN_DATA
SYN_CLK
OSC_IN
SYN_LE2
TXDATA
V_RF(VPA)
Q535
WP, CLK
CHG_LED
KEY1
6
KEYA
F
RXDATA
SYN_LE1
SYN_OUT
RX_GAIN
RF_RESET
3.3V
REGULATOR
with RESET
DATA
ANT0
PA_CONT
Operational P.C Board
KX-TG5621BXS / KX-TGA561BXS
48
Содержание KX-TG5621BXS
Страница 8: ...4 2 2 Handset 4 3 Displays 4 3 1 Display Items 8 KX TG5621BXS KX TGA561BXS ...
Страница 9: ...4 3 2 Troubleshooting Handset LCD 9 KX TG5621BXS KX TGA561BXS ...
Страница 10: ...4 4 Settings 4 4 1 Connecting the AC adaptor and telephone line cord 10 KX TG5621BXS KX TGA561BXS ...
Страница 12: ...4 4 2 2 Programming using the Direct Commands 12 KX TG5621BXS KX TGA561BXS ...
Страница 14: ...4 5 Troubleshooting 14 KX TG5621BXS KX TGA561BXS ...
Страница 15: ...15 KX TG5621BXS KX TGA561BXS ...
Страница 18: ...6 HOW TO REPLACE THE HANDSET LCD 18 KX TG5621BXS KX TGA561BXS ...
Страница 21: ...Note DSP is IC501 7 2 Check Battery Charge 21 KX TG5621BXS KX TGA561BXS ...
Страница 27: ...7 4 5 RF DSP Interface Signal Wave Form Test Burst Mode 27 KX TG5621BXS KX TGA561BXS ...
Страница 28: ... Test Burst Mode 28 KX TG5621BXS KX TGA561BXS ...
Страница 68: ...18 SIGNAL ROUTE Each signal route is as follows RF part signal route 68 KX TG5621BXS KX TGA561BXS ...
Страница 71: ...21 EXPLANATION OF IC TERMINALS RF PART 21 1 IC701 71 KX TG5621BXS KX TGA561BXS ...
Страница 72: ...21 2 IC801 Backside Terminal GND 72 KX TG5621BXS KX TGA561BXS ...
Страница 73: ...21 3 IC851 Backside Terminal GND 73 KX TG5621BXS KX TGA561BXS ...
Страница 78: ...24 CABINET AND ELECTRICAL PARTS BASE UNIT 78 KX TG5621BXS KX TGA561BXS ...
Страница 80: ...26 ACCESSORIES AND PACKING MATERIALS 80 KX TG5621BXS KX TGA561BXS ...
Страница 81: ...27 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 27 1 Base Unit 27 2 Handset 81 KX TG5621BXS KX TGA561BXS ...
Страница 96: ...Memo 96 KX TG5621BXS KX TGA561BXS ...
Страница 100: ...Memo KX TG5621BXS KX TGA561BXS 100 ...
Страница 104: ...104 KX TG5621BXS KX TGA561BXS I N N KXTG5621BXS KXTGA561BXS ...