Read Sony HT-1900DP / STR-K1900P Service Manual online
2
STR-K1900P
AM tuner section
Tuning range
Models of area code CND
With 10-kHz tuning scale: 530 - 1,710 kHz
Models of area code CND
With 10-kHz tuning scale: 530 - 1,710 kHz
3)
With 9-kHz tuning scale: 531 - 1,710 kHz
3)
Models of area code E51
With 10-kHz tuning scale: 530 - 1,610 kHz
With 10-kHz tuning scale: 530 - 1,610 kHz
3)
With 9-kHz tuning scale: 531 - 1,602 kHz
3)
Models of area code MX
With 10-kHz tuning scale: 530 - 1,610 kHz
Antenna
With 10-kHz tuning scale: 530 - 1,610 kHz
Antenna
Loop antenna
Intermediate Frequency
450 kHz
3) You can change the AM tuning scale to 9 kHz or
10 kHz. After tuning in any AM station, turn off the
receiver. While holding down PRESET TUNING +
or TUNING +, press ?/1. All preset stations will be
erased when you change the tuning scale. To reset
the scale to 10 kHz (or 9 kHz), repeat the procedure.
receiver. While holding down PRESET TUNING +
or TUNING +, press ?/1. All preset stations will be
erased when you change the tuning scale. To reset
the scale to 10 kHz (or 9 kHz), repeat the procedure.
General
Power requirements
Area code
Power requirements
CND, MX
120 V AC, 60 Hz
E51
120/220/240 V AC, 50/60 Hz
Power consumption (during standby mode)
0.3 W
Dimensions (w/h/d) (Approx.)
430
× 145 × 301.5 mm
(17
× 5 6/8 × 11 7/8 inches)
including projecting parts
and controls
and controls
Ma
•
Abbreviation
CND : Canadian model
E51 : Chilean and Peruvian models
MX : Mexican model
E51 : Chilean and Peruvian models
MX : Mexican model
ss (Approx.)
6.5 kg (14 lb 6 oz)
Power consumption
CND
Area code
Power consumption
E51, MX
150 W
150 W
Design and specifications are subject to change without notice.
TABLE OF CONTENTS
1.
GENERAL
...................................................................
4
2.
TEST MODE
...............................................................
8
3.
DIAGRAMS
3-1.
Block Diagrams – MAIN Section – ................................ 10
– Display/Power Section – .............................................. 11
– Display/Power Section – .............................................. 11
3-2.
Printed Wiring Board – DIGITAL Board (Side A) – ....... 12
3-3.
Printed Wiring Board – DIGITAL Board (Side B) – ....... 13
3-4.
Schematic Diagram – DIGITAL Board (1/2) – ............... 14
3-5.
Schematic Diagram – DIGITAL Board (2/2) – ............... 15
3-6.
Printed Wiring Board – MAIN Section – ........................ 16
3-7.
Schematic Diagram – MAIN Section (1/2) – .................. 17
3-8.
Schematic Diagram – MAIN Section (2/2) – .................. 18
3-9.
Printed Wiring Board – SUB WOOFER Board – ........... 19
3-10. Schematic Diagram – SUB WOOFER Board – .............. 19
3-11. Printed Wiring Board – POWER Section – ..................... 20
3-12. Schematic Diagram – POWER Section – ....................... 21
3-13. Printed Wiring Board – Front Panel Section – ................ 22
3-14. Schematic Diagram – Front Panel Section – ................... 23
3-11. Printed Wiring Board – POWER Section – ..................... 20
3-12. Schematic Diagram – POWER Section – ....................... 21
3-13. Printed Wiring Board – Front Panel Section – ................ 22
3-14. Schematic Diagram – Front Panel Section – ................... 23
4.
EXPLODED VIEWS
4-1.
Front Panel Section ......................................................... 30
4-2.
Chassis Section ................................................................ 31
5.
ELECTRICAL PARTS LIST
.................................. 32
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