This manual is a complete guide, including later additions. It has all the necessary information about the replacement items. The material quality is great to read.
Text excerpt from page 12 (click to view)
ADJUSTMENT
KEY MATRIX Output Input P60 / KR0 TUN � UP TUN � DOWN AF PTY P61 / KR1 � � � RT P62 / KR2 � � MEMO � SET AUTO PRESET P63 / KR3 TRAFFIC PRESET + PRESET � �
VR1
VOLUME
Pin Name
XIN XOUT VXT DOUT DIN CK CE TEST I/O 1 ~ I/O 4 TU OUT FM OUT IF REQ
I/O
I O � O I I I I � O O � Output serial data. Input serial data. Input clock. Chip enable input. Not used. Not used. Crystal oscillator pin. (75 kHz)
<TUNER SECTION>
Not used. 1. AM IF Adjustment I � I I � � I I Input IF signal. Connected to ground. Input FM band broadcast signal. Input AM band broadcast signal. Power supply. Output phase comparator. (Not used) Output phase comparator. Input in�habit. (Connected to power supply) IFT105 ................................................................ 450kHz 2. FM IF Adjustment L103 ................................................................. 10.7MHz 3. AM VT Check Settings : � Test point : TP1 (VT) Method : Set to AM 531kHz and check that the test point voltage is 1.1V ± 0.3V. Then set to AM 1602kHz and check that the test point voltage is less than 6.5V. 4. FM VT Check Settings : � Test point : TP1 (VT) Method : Set to FM 87.5MHz and check that the test point voltage is 3.0V ± 0.1V. Then set to FM 108.0MHz and check that the test point voltage is less than 9.5V. 5. AM Tracking Adjustment L101 .................................................................... 630kHz TC101 ............................................................... 1440kHz 6. FM Tracking Adjustment L102 ............................................................... 87.5MHz
<TAPE PLAYER SECTION>
7. Tape Speed Adjustment � Test tape : TTA�100 � Test point : PHONES JACK (J1) � Tape selector : NORMAL � S-BASS : OFF � Volume : MAX � Adjustment location : SFR801 Method : Play back the test tape and adjust SFR801 for 3015Hz ± 10Hz(FWD) and 3015Hz ± 45Hz (REV). Then confirm WOW is less than 0.50%. Settings :