A
1
2
3
4
5
B
C
D
E
F
G
NOTES) Symbol denotes AC ground.
NOTES)
Symbol denotes DC chassis ground.
NOTE) Warning
NOTE)
Parts that are shaded are critical
NOTE)
With respect to risk of fire or
NOTE)
electricial shock.
IMPORTANT SAFETY NOTICE
WHEN SERVICING THIS CHASSIS, UNDER NO CIR-
CUMSTANCES SHOULD THE ORIGINAL DESIGN BE
MODIFIED OR ALTERED WITHOUT PERMISSION
FROM THE JVC ELECTRONICS CORPORATION. ALL
COMPONENTS SHOULD BE REPLACED ONLY WITH
TYPES IDENTICAL TO THOSE IN THE ORIGINAL CIR-
CUIT. SPECIAL COMPONENTS ARE SHADED ON THE
SCHEMATIC FOR EASY IDENTIFICATION.
THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF-
FER FROM THE ACTUAL CIRCUIT USED. THIS WAY,
IMPLEMENTATION OF THE LATEST SAFETY AND
PERFORMANCE IMPROVEMENT CHANGES INTO
THE SET IS NOT DELAYED UNTIL THE NEW SERVICE
LITERATURE IS PRINTED.
NOTE :
1. Shaded( ) parts are critical for safety. Replace only
with specified part number.
2. Voltages are DC-measured with a digital voltmeter
during Play mode.
POWER(SMPS) CIRCUIT DIAGRAM
SHEET 1
2-5
2-6
Summary of Contents for HR-XV28SEF
Page 9: ... No YD068 1 9 SECTION 3 DISASSEMBLY This service manual does not describe DISASSEMBLY ...
Page 69: ... No YD068 1 69 F FE RFL FIG 7 2 DVD F FE RFL FIG 7 3 CD ...
Page 70: ...1 70 No YD068 5 4 8 FOCUS ON WAVEFORM F FE RFL FIG 7 4 CD FOCUS_S FACT FACT FIG 8 1 DVD ...
Page 75: ... No YD068 1 75 5 4 14 AUDIO OUTPUT FROM AUDIO DAC FIG 14 1 ...
Page 78: ......
Page 86: ...A 1 2 3 4 5 B C D E F G SCART JACK CIRCUIT DIAGRAM SHEET 6 2 15 2 16 ...
Page 87: ...A 1 2 3 4 5 B C D E F G ع DVD SERVO CIRCUIT DIAGRAM SHEET 7 2 17 2 18 ...
Page 88: ...A 1 2 3 4 5 B C D E F G ع DVD AV JACK CIRCUIT DIAGRAM SHEET 8 2 19 2 20 ...
Page 89: ...A 1 2 3 4 5 B C D E F G ع DVD SYSTEM CIRCUIT DIAGRAM SHEET 9 2 21 2 22 ...
Page 90: ...PRINTED CIRCUIT DIAGRAMS VCR MAIN BOARD TOP SIDE 2 23 2 24 ...
Page 91: ...VCR MAIN BOARD BOTTOM SIDE 2 25 2 26 ...
Page 92: ...COMPONENT PARTS LOCATION GUIDE VCR MAIN 2 27 2 28 ...
Page 93: ...LOCATION GUIDE LOCATION GUIDE POWER BOARD KEY BOARD 2 29 2 30 ...
Page 101: ...IC7V1_SDA5650X IC802_NM1232 IC903_BH78968FS IC803_LD1117A IC801_ DA9605H IC BLOCK 2 45 2 46 ...
Page 107: ......