11/98 IPN: 449-51000-01
Interfacing non-Tait accessories F - 5
Figure F-2: Circuit
diagram of the Tait Orca
accessory connector
PCB for handportables
EXT-SPKR +/-
7KHý(;7ð63.5ýòîðýOLQHýFDQýEHýXVHGýWRýGULYHýDQý
H[WHUQDOýVSHDNHUïý1HLWKHUýWHUPLQDOýVKRXOGýEHý
JURXQGHGñýDVýWKHýRXWSXWýLVýGLIIHUHQWLDOï
GND
7KHý*1'ýSLQýLVýWKHýJURXQGýSRLQWýRIýWKHýDFFHVð
VRU\ýFRQQHFWRUï
RF
7KLVýSLQýSURYLGHVýDýFRQQHFWLRQýIRUýDFFHVVRULHVý
UHTXLULQJý5)ñýVXFKýDVýWKHý5)ýVSHDNHUýPLFURð
SKRQHïý:KHQýDQý5)ýDFFHVVRU\ýLVýFRQQHFWHGñý
WKHýPDLQýDQWHQQDýLVýVZLWFKHGýRXWï
Accessory power
7KHýæ9èð$&&ýVXSSO\ýLVýOLPLWHGýWRýëíýP$ý
PD[LPXPïý7KHýRXWSXWýYROWDJHýLWVHOIýZLOOý
FKDQJHýGHSHQGLQJýRQýWKHýEDWWHU\ýYROWDJHýOHYHOñý
DQGýWKHUHýZLOOýEHýVRPHýYROWDJHýGLIIHUHQWLDOý
EHWZHHQýWKHýEDWWHU\ýYROWDJHýDQGýæ9èð$&&ñý
GHSHQGLQJýRQýWKHýFXUUHQWýGUDZQýE\ýWKHýDFFHVð
VRU\ï
Accessory function buttons
7ZRýH[WHUQDOýIXQFWLRQýEXWWRQVýDUHýDYDLODEOHñý
%87721ðìýDQGý%87721ðëï
7KHýVHQVLQJýRIýWKHýH[WHUQDOýIXQFWLRQýEXWWRQVýLVý
GHWHUPLQHGýE\ýDýYROWDJHýGLYLGHUýRQý(;7ð377ïý
7KLVýFRQVLVWVýRIýDýëæýN
Ω
ýSXOOýXSýWRýèý9ýLQVLGHý
WKHýUDGLRýDQGýDýSXOOýGRZQýUHVLVWRUýRQýWKHýDFFHVð
VRU\ý3&%ïý7KHýUHVLVWRUýSXOOýGRZQVýIRUý
%87721ðìýDQGý%87721ðëýDUHýDVýIROORZVã
■
377ýIXQFWLRQãýUHVLVWRUýSXOOýGRZQýíý
Ω
ñý
YROWDJHýOHYHOýRQý(;7ð377ýLVýíý9â
■
%87721ðìýIXQFWLRQãýUHVLVWRUýSXOOýGRZQý
ìëýN
Ω
ñýYROWDJHýOHYHOýRQý(;7ð377ýLVýìïèý9â
LK2A
LK1A
LK1B
LK2B
SPRING PROBE
EXT-MIC
6
I/O PAD
P1
SPRING PROBE
1
I/O PAD
P2
SPRING PROBE
RX-DET-AF
4
I/O PAD
P8
SPRING PROBE
RX-DET-AF
4
I/O PAD
P8
SPRING PROBE
MOD-AUDIO
8
I/O PAD
P9
SPRING PROBE
+7V5
2
I/O PAD
P10
SPRING PROBE
RXD
3
I/O PAD
P11
SPRING PROBE
TXD
5
I/O PAD
P12
SPRING PROBE
SENSE-0
10
I/O PAD
P13
SPRING PROBE
SENSE-1
7
I/O PAD
P14
SPRING PROBE
EXT-SPKR
9
I/O PAD
P6
SPRING PROBE
EXT+SPKR
11
I/O PAD
P7
R1 12K
BUTTON-1
I/O PAD
P4
R1 27K
BUTTON-2
I/O PAD
P5
SPRING PROBE
EXT-PTT
12
I/O PAD
P3
I/O PAD
P16
SPRING PROBE
RF
16
I/O PAD
P15
SPRING PROBE
14
SPRING PROBE
15
SPRING PROBE
13
GND
Summary of Contents for Orca series
Page 1: ...Tait Orca Handportable Radios Service Manual December 1998 IPN 449 51000 01 ...
Page 8: ...A 2 Introduction 11 98 IPN 449 51000 01 ...
Page 16: ...A 10 Introduction 11 98 IPN 449 51000 01 ...
Page 18: ...B 2 Radio specifications and circuit descriptions 11 98 IPN 449 51000 01 ...
Page 26: ...C 2 Diagnostics and fault finding 11 98 IPN 449 51000 01 ...
Page 58: ...D 20 Servicing the radio 11 98 IPN 449 51000 01 ...
Page 60: ...E 2 Battery packs and chargers 11 98 IPN 449 51000 01 ...
Page 74: ...F 2 Interfacing non Tait accessories 11 98 IPN 449 51000 01 ...
Page 82: ...F 10 Interfacing non Tait accessories 11 98 IPN 449 51000 01 ...
Page 84: ...G 2 Additional information 11 98 IPN 449 51000 01 ...