AIWA FRA125 Repair Manual

ELECTRICAL ADJUSTMENT-1/2 (A120 MODEL)
Test point TP3MAIN C.B (PARTS SIDE)
L5
3
TP1Input point TP1
C17
SP-
C1
TP3
SP+
T2
4C26
T3Input point TP2
R8TP2
L3L6
TC3
TC1
TC2
2
L2TC4
1653
< TUNER SECTION >
1. AM IF Adjustment5. FM Frequency Range Adjustment
Settings: Y Test point TP3Settings: Y Input point TP1
Y Adjustment location: T3Y Test point TP3
T3 ................................................................................Y Adjustment location: TC3, L3450kHz
TC3................... 109MHz (EXCEPT EZBC, EZWC MODEL)
2. AM Frequency Range AdjustmentTC3................................ 108.3MHz (EZBC, EZWC MODEL)
Settings: Y Test point TP3L3 ...................... 87MHz (EXCEPT EZBC, EZWC MODEL)
Y Adjustment location: L6, TC4L3 ................................... 87.4MHz (EZBC, EZWC MODEL)
TC4................................. 1635kHz (EXCEPT UWC MODEL)
TC4.................................................6. FM Tracking Adjustment1750kHz (UWC MODEL)
L6 ................................................................................Settings: Y Input point TP1515kHz
Y Test point TP3
3. AM Tracking AdjustmentY Adjustment location: TC2, L2
Settings: Y Test point TP3TC2.............................................................................. 106MHz
Y Adjustment location: TC1, L5L2 ................................................................................. 90MHz
TC1................................. 1400kHz (EXCEPT UWC MODEL)
TC1................................................. 1500kHz (UWC MODEL)
L5 ................................................................................ 600kHz
4. FM IF Adjustment
Settings: Y Input point TP2
Y Test point TP3
Y Adjustment location: T2
T2 .............................................................................. 10.7MHz
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