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SERVICE MANUAL
NOSTALGIC WOODEN
MUSIC CENTRE
RADIO
SPECIFICATIONS
AM
Frequenc Range
Sensitivity
IF
Antenna
FM
Frequency Range
Sensitivity
IF
a
Antenn
General
AC Power Input
DC Power Source
Dimensions
Weight
530 1600 KHz
-
2000uV m
20dB S N
/
@
/
465 KHz
Ferrite Bar
87 5 108 MHz
. -
20uV
30dB S N
@
/
10 7MHz
.
Tall wire
230V50Hz
NO
30x15x19.5 CM
2.3KGS
CONTENTS
IMPORTANT SERVICE SAFETY INFORMATIO N
DISASSEMBLY INSTRUCTIONS
DIAL STRINGING
. . . . . . . . . . . . . . . . . . . . . . .. . . .. .. ..
ADJUSTMENT LOCATIONS
ALIGNMENT PROCEDURES
VOLTAGE CHARTS
. . . . . . . . . . . . . . . . . . . . . . . . . .. . .. .
WIRING DIAGRA
M
. . . . . . . . . . . . . . . . . . . . . . . . . . .. .. .
PRINTED CIRCUIT BOARDS
SCHEMATIC DIAGRAMS
EXPLODED VIEW PARTS LIST CABINET
/
MODEL
HRA-1500
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2
3
3
4
5
6
7
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8-９
1０
11
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Summary of Contents for Roadstar HRA-1500
-
Page 1: Specifications
MODEL SERVICE MANUAL HRA-1500 NOSTALGIC WOODEN MUSIC CENTRE RADIO SPECIFICATIONS CONTENTS IMPORTANT SERVICE SAFETY INFORMATIO N ..Frequenc Range 530 1600 KHz DISASSEMBLY INSTRUCTIONS .... -
Page 2: Safety Precautions
IMPORTANT SERVICE SAFETY INFORMATION 1 SAFETY PRECAUTIONS Before returning a unit to the customer always make a safety check of the entire unit including but not limited to the following items Be sure that no built in protective devices are defective and or have been defeated during servicing ANTENNA Protective shields are provided to protect both the technician and the... - Page 3 ＨＲＡ－１５００...
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Page 5: Alignment Procedures
ALIGNMENT PROCEDURES FOB ADJUSTMENT, USE A PLASTIC SCREWDRIVER. ADJUST THE INTERMEDIATE FREQUENCY TO THE FREQUENCY OF CERAMIC FILTER. AM IF OUTPUT INPUT CONNECTIONS FREQUENCY TUNING ADJUSTMENT INDICATION CONNECTIONS PLACE SWEEP GENERATOR OSCILLOSCOPE BALANCE & 465KHz HIGH END CLOSE TO AM COIL TO. - Page 6 V V O O L L T T A A G G E E C C H H A A R R T T S S A A U U D D I I O O SYMBOL E(V) B(V) C(V) 4.66 10.2 Q201...
- Page 11 ( 37 ) SCREW:PWA3X10mm (28) NUT ? 3.0mm ( 36 ) (27) BACKBOARD TRANSFORMER (3 5 ) (26) POWER PCB BKT SPEAKER POWER PCB (34) SCREW:PWA3X10mm (25) (33) SPEAKER LOFH (24) SCREW:PA3X10mm INSERT NETTING (32) SWITCH PCB BKT RIGHT (23) POWER ROUTE BKT (31) SCREW:PM3X6mm...