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3 7 63 1515 0
SERVICE MANUAL
Ver 1.1 1998. 09
TE
L 13942296513
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK ! OR DOTTED
LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
www
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
.
MICROFILM
http://www.xiaoyu163.com
SPECIFICATIONS
x
ao
y
i
http://www.xiaoyu163.com
8
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.
Q Q
3
6 7
1 3
HOW TO CHANGE THE CERAMIC FILTERS
This model is used two ceramic filters of CF2 and CF3.
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
u163
.
ICF-28
2 9
9 4
2 8
AEP Model
Australian Model
1 5
0 5
8
2 9
9 4
Mark
CF2
red
blue
orange
CF3
black
white
m
FM/AM RADIO
co
9 9
UK Model
E Model
2 8
9 9
Center frequency
10.70 MHz
10.67 MHz
10.73 MHz
10.64 MHz
10.76 MHz
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Summary of Contents for Sony icf-28

  • Page 1 LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH FM/AM RADIO SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- u163 LISHED BY SONY.
  • Page 2 http://www.xiaoyu163.com SECTION 1 This section is extracted from instruction manual. GENERAL 3 7 63 1515 0 L 13942296513 u163 – 2 – http://www.xiaoyu163.com...
  • Page 3: Pointer Setting

    http://www.xiaoyu163.com SECTION 2 SECTION 3 DISASSEMBLY ELECTRICAL ADJUSTMENTS 3 7 6 3 1 5 1 5 0 Note: Follow the disassembly procedure in the numerical order given. 0 dB = 1µV FM FREQUENCY COVERAGE ADJUSTMENT [FM] Adjust for a maximum reading on level meter. CABINET (REAR) ASSY Setting: 86.5 MHz (64.0MHz)
  • Page 4 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 5 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 6: Section 5 Exploded View

    http://www.xiaoyu163.com SECTION 5 SECTION 6 INLET MAIN EXPLODED VIEW 3 7 6 3 1 5 1 5 0 ELECTRICAL PARTS LIST NOTE: NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by •...
  • Page 7: Accessories And Packing Materials

    http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-057-00 RES,CHIP 2.2K 1/10W (EE) 1-216-061-00 METAL CHIP 3.3K 1/10W (AEP, UK, AR, AUS) 1-216-065-00 RES,CHIP 4.7K 1/10W 1-216-025-00 RES,CHIP 1/10W <...
  • Page 8 ICF-28 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 98I0570087-1 Printed in Singapore © 1998. 9 9-924-934-12 Personal A&V Products Company Published by Quality Engineering Dept. – 12 – (Shibaura) http://www.xiaoyu163.com...