Jvc JA S55 Service Manual
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Extracted text from Jvc JA S55 Service Manual (Ocr-read)
Page 2
JA-SSS
No.2447
Contents
Page
1. Specifications .............................................................. 2
2. Block Diagram .............................................................. 2
3. Removal of Top Cover and Bottom Plates ............................................ 3
4. Main Parts Location and Part Numbers .............................................. 4
5. Exploded Views and Part Numbers
5-(1) Front Panel ......................................................... 5
5-(2) Heat Sink and Power lC's ................................................ 6
5-(3) Rear Panel .......................................................... 6
6. Adjustment Procedures
6-H) Main Amp. Center Voltage ............................................... 7
6-(2) Power Meter ........................................................ g
6-(3) Equalizer Amp. Center Voltage ............................................ 3
7. Printed Circuit Board Assy and Parts List
7-) TXX-13ZB, C, D or E Driver & Equalizer Amp. P.C. Board Ass'y ...................... g
7-(2) TXX-133B, C, D or E Power Amp. & Protector P.C. Board Ass'y ...................... 1s
7-(3) TPS-194A AC Outlet 8i Voltage Selector P.C. Board Ass'y .......................... 20
7-(4) TPS-197A Line Voltage Selector P.C. Board Ass'y ............................... 20
8. Packing Materials and Part Numbers ................................................ 21
9. Accessories List ............................................................. 21
10. JA-855 Schematic Diagram ...................................................... 22
11. Parts List with Specified Numbers for Designated Areas ................................... 24
Warning:
When replacing the parts maked with A , be sure to use the designated parts to ensure safety.
Power Specifications
Areas Line Voltage 81 Frequency Power Consumption
U.S.A. AC 120 V, 60 Hz 255 W
CANADA AC 120 V, 60 Hz 320 VA
EUROPE AC 220 V \I. 50 Hz 478 W
U.K. & AUSTRALIA AC 240 V\/, 50 Hz 478 W
OTHER AREAS AC 100/120/220/240 VV 478 W
Selectable, 50/60 Hz