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MICROFILM
XR-5790R/5800R
AEP Model
UK Model
SERVICE MANUAL
FM/MW/LW CASSETTE CAR STEREO
SPECIFICATIONS
Model Name Using Similar Mechanism
NEW
Tape Transport Mechanism Type
MG-25G-136
Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol
from Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol
a
are trade-
marks of Dolby Laboratories Licensing Corporation.
Photo: XR-5800R
– 2 –
TABLE OF CONTENTS
1.
GENERAL
Location of Controls (XR-5790R) .................................. 3
Location of Controls (XR-5800R) .................................. 3
Setting the Clock ............................................................. 4
Using the Rotary Commander ........................................ 4
Installation ....................................................................... 5
Connection ...................................................................... 6
Connection Diagram ....................................................... 8
Location of Controls (XR-5800R) .................................. 3
Setting the Clock ............................................................. 4
Using the Rotary Commander ........................................ 4
Installation ....................................................................... 5
Connection ...................................................................... 6
Connection Diagram ....................................................... 8
2.
DISASSEMBLY
......................................................... 9
3.
ASSEMBLY OF MECHANISM DECK
........... 11
4.
MECHANICAL ADJUSTMENTS
....................... 14
5.
ELECTRICAL ADJUSTMENTS
Test Mode ........................................................................ 14
Tape Deck Section .......................................................... 14
Tuner Section .................................................................. 15
Tape Deck Section .......................................................... 14
Tuner Section .................................................................. 15
6.
DIAGRAMS
6-1. Printed Wiring Boards – Main Section – ....................... 22
6-2. Schematic Diagram – Main Section – ............................ 25
6-3. Printed Wiring Board – Panel Section – (XR-5790R) .. 30
6-4. Schematic Diagram – Panel Section – (XR-5790R) ..... 32
6-5. Printed Wiring Board – Panel Section – (XR-5800R) .. 35
6-6. Schematic Diagram – Panel Section – (XR-5800R) ..... 37
6-7. IC Pin Function Description ........................................... 39
6-2. Schematic Diagram – Main Section – ............................ 25
6-3. Printed Wiring Board – Panel Section – (XR-5790R) .. 30
6-4. Schematic Diagram – Panel Section – (XR-5790R) ..... 32
6-5. Printed Wiring Board – Panel Section – (XR-5800R) .. 35
6-6. Schematic Diagram – Panel Section – (XR-5800R) ..... 37
6-7. IC Pin Function Description ........................................... 39
7.
EXPLODED VIEWS
................................................ 42
8.
ELECTRICAL PARTS LIST
............................... 46
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 270 ˚C dur-
ing 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-
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
– 3 –
SECTION 1
GENERAL
This section is e
xtr
acted from
acted from
instruction manual.
(XR-5790R)
(XR-5800R)
– 4 –
