Pin
Description
I/O
High
High-Z
Low
19 Not USE
O
-
-
-
20 Not USE
O
-
-
-
21 Not USE
I
-
-
-
22 Not USE
I
-
-
-
23 Not USE
I
-
-
-
24 Not USE
I
-
-
-
25 Not USE
I
-
-
-
26 TEST
I
NORMAL
-
-
27 POWER DOWN
I
NORMAL
-
POWER
DOWN
28 BBIC INT
I
NORMAL
-
INT
29 AVCC
VDD
-
-
-
30 Not USE (JP1)
I
-
-
NORMAL
31 Not USE (JP2)
I
-
-
NORMAL
32 Not USE
I
-
-
NORMAL
33 Not USE
I
-
-
NORMAL
34 Not USE
I
-
-
NORMAL
35 Not USE
I
-
-
NORMAL
36 Not USE
I
-
-
NORMAL
37 Not USE
I
-
-
NORMAL
38 AVSS
GND
-
-
-
39 LPR TX
O
-
-
-
40 CONT
I
-
-
-
41 LPR CLK
O
-
-
-
42 LPR RESET
O
-
-
-
43 ACK RX
I
-
-
-
44 ACK TX
O
-
-
-
45 LINE MUTE
O
MUTE
-
-
46 HOOK
O
OFF
HOOK
-
ON
HOOK
47 VCC1
VDD
-
-
-
48 PULSE/TONE
I
PULSE
-
TONE
49 EMSS/SLT
I
SLT
-
EMSS
50 LOCATOR
I
NORMAL
-
ON
51 CODEC PWR
DWN
O
ON
-
OFF
52 CODEC DEN
O
-
-
-
53 CODEC SCK
O
-
-
-
54 CODEC RXD
I
-
-
-
55 CODEC TXD
O
-
-
-
56 VSS
GND
-
-
-
57 INUSE LED
O
OFF
-
ON
58 POWER LED
O
OFF
-
ON
Summary of Contents for KX-TD7895 - Digital Spread Spedtrum Telephone
Page 3: ...3 2 CONNECTIONS OF HANDSET ...
Page 4: ...3 3 BASE UNIT ...
Page 5: ...4 DISASSEMBLY INSTRUCTIONS 4 1 BASE UNIT ...
Page 6: ...1 Remove the four screws A and remove the Bottom Cabinet ...
Page 9: ...2 Take the Battery out of the Rear Cabinet after disconnecting the Connector ...
Page 10: ...3 Remove two Screws D from the Rear Cabinet ...
Page 12: ...6 Remove the Antenna from the Front Cabinet after removing the Screw E ...
Page 13: ...7 Remove the RF unit from the Main Board ...
Page 20: ...34 CHARGE I ON OFF ...
Page 23: ...6 4 RF UNIT FREQUENCY TABLE ...
Page 32: ...10 TROUBLESHOOTING GUIDE 10 1 NO VOICE RECEPTION 10 2 NO VOICE TRANSMISSION ...
Page 33: ...10 3 NO LINK BASE UNIT ...
Page 39: ...12 CABINET AND ELECTRICAL PARTS LOCATION 12 1 BASE UNIT ...
Page 40: ...12 2 HANDSET ...
Page 41: ...12 3 CHARGER ...
Page 42: ...13 ACCESSORIES AND PACKING MATERIALS ...
Page 46: ... CAPACITORS ...
Page 63: ......
Page 64: ......
