Co Rdless Mic Rophone; Mic Rophone Holder - Icom IC-2710H Service Manual

1 0-2 H M -90 C O R D L ESS M I C R O P H O N E
A• A2
.. . .
GN02
GN01
10
BC·96
MICROPHONE
HOLDER
it: External power source +2 4 V
DC
a 8 = � � 8 0 !:? � � � �
� � :::<: �
\ o , LN .,
� �
A18 203
� �
,_, \
053 TLN203
06
155352
SKOOPB
52
LOG IC UNIT
Key OFF OV [FUNC] Key ON OV
[OTMF MEMOJ Key ON 1 9V (DTMF KEY] Key ON 1 9V
A3'
, ,
09 2SC3356
A63
1Dk
TOF 1 9V
TON OV
TX OFF ---� TOF:
TON :
TX ON
____: ::, ,_
DATA TX OFF DOF:
DATA TX ON DON:
MAIN UNIT
�
�::
AGE NICOCEL en
P-07SIF2G11
BOARD LAYOUT
•
MAIN UNIT (TOP VIEW)
R39, R42
Deviation (DATA)
adjustment
CP1
Check point ---+- -
Audio
10 mV
generator 1 kHz
053
TLN203
MAIN UNIT (BOTTOM VIEW)
to
BC-96
MICROPHONE
HOLDER
L1
455 kHz Reference
frequency adjustment
R78 Deviation (AU DIO) adjustment
R 1 5 455 kHz Reference frequency adjustment
to LOGIC UNIT
1 0 - 2
to
BC-96
M I C ROPHONE
HOLDER