– 2 –
Specifications ........................................................................... 1
1. GENERAL
Location and Function of Controls .................................... 2
2. DISASSEMBLY
2-1. Cabinet (Rear) Removal ............................................. 3
2-2. Cabinet (Front) Removal ............................................ 3
2-3. Main Board, Mechanism Deck Removal ................... 4
2-4. Cassette Holder Sub Assy Removal ........................... 4
2-5. Switch board Removal ............................................... 5
2-6. Dial Pointer Setting .................................................... 5
3. ADJUSTMENTS
3-1. Mechanical Adjustment .............................................. 6
3-2. Electrical Adjustment ................................................. 6
4. DIAGRAMS
4-1. Block Diagram ............................................................ 8
4-2. Printed Wiring Boards .............................................. 10
4-3. Schematic Diagram ................................................... 15
5. EXPLODED VIEWS
5-1. Cabinet and Board Section ....................................... 19
5-2. Mechanism Deck Section ......................................... 20
6. ELECTRICAL PARTS LIST
................................ 21
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 270°C during
repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering or
unsoldering.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
TABLE OF CONTENTS
SECTION 1
GENERAL
LOCATION AND FUNCTION OF CONTROLS
• HOW TO CHANGED THE CERAMIC FILTERS
This model is used two ceramic filters of CF2 and X2.
You must used same type of color marked ceramic filters in order
to meet same specifications.
Therefore, the ceramic filter must changed two pieces together
since it's supply two pieces in one package as a spare parts
mark
mark
CF2
X2
Mark
Center Frequency
red
10.70MHz
blue
10.67MHz
orange
10.73MHz
black
10.64MHz
white
10.76MHz
• •
NORM LIMIT
AVLS
• •
NORM CrO
2
/
METAL
DX LOCAL
FM
AM
T
APE
(RADIO OFF)
PLAY
SPEAKER
SPEAKER
SWITCH
DC IN 3V
VOLUME
TUNING
p
2
0
)