BLOCK DIAGRAM
KEYSW3SW2JK1X1
X. TAL75KHz
MEMORYHOLD SW
SW401 - 405POWER SWSW4 VOL. up SW6 VOL DOWN SW7 Tuning up SW8 Tuning DOWN SW9 DBB SW10 BANDEarphone
BATTERY x 11.5V
LCD DISPLAY
u-COM IC
TC9349FG
VOL. Control
IF INOSC INL INR INR O/PL O/PDBB CONTROL
Q10
MUTE CIRCUIT Q2 / Q11 / Q12
LPFPOWER CONTROL
Q4, Q5, L5
BSTLOW
NL I
CF1
R IN
FM QUAD
AM/FM BAND switch circuit
AM OSCD1 / L1
IF FILTER
AM RFD1, Q1
ANT1, CT1,
FMAMCF2CF3
AM/FM TUNERIC1 TA2142FNIC3 AN7504 SBIF FILTERPOWER AMP
POWER CONTROL
FM OSCD2 / L2
Q13
FM RF AMP
FM RFD3 / L3Q6
IC1 VCC CONTROL |