1 - 4
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
L
R
DUT
CD
Use Audio Signal Disc
(replaces test disc 3)
SBC429 4822 397 30184
Bandpass
250Hz-15kHz
e.g. 7122 707 48001
LF Voltmeter
e.g. PM2534
DUT
RF Generator
e.g. PM5326
S/N and distortion meter
e.g. Sound Technology ST1700B
Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).
Ri=50
Tuner FM
MEASUREMENT SETUP
Summary of Contents for HTS7140/98
Page 10: ...2 3 2 3 REPAIR INSTRUCTIONS One ...
Page 19: ...4 4 4 4 2 1 2 1 3 1 USB 2 0 Wi Fi MP3 Link Cable 1 2 3 1 2 3 ...
Page 20: ...4 5 4 5 3 4 1 2 DOCK for iPod Philips DCK3060 1 2 ...
Page 22: ...5 1 5 1 BLOCK DIAGRAM ...
Page 23: ...5 2 5 2 WIRING DIAGRAM V5 V6 V12 V13 V11 V4 V10 V9 V8 V7 V3 V2 V1 ...
Page 44: ...9 10 9 10 CIRCUIT DIAGRAM nine A 1 2 3 1 2 3 HA500 A3 ...
Page 47: ...9 13 9 13 CIRCUIT DIAGRAM twelve 1 2 3 1 2 3 A B C A B C R622 A1 R659 C2 R683 A1 R684 A1 ...
Page 50: ...10 1 10 1 TOUCH BOARD TABLE OF CONTENTS Circuit Diagram 10 2 PCB Layout Top Bottom View 10 3 ...
Page 59: ...12 3 12 3 Packing View only for 93 P1 Main Unit WLBRK WLSCR ...