1 - 5
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 FWD410/51
Page 14: ...4 2 4 2 WIRING DIAGRAM MAIN PCB VFD PCB POWER PCB KEY PCB V1 ...
Page 16: ...5 2 5 2 SOURCE TV MP3 Link ...
Page 17: ...5 3 5 3 ...
Page 22: ...6 5 6 5 1 2 3 4 1 2 3 4 A B C A B C PCB LAYOUT TOP VIEW ...
Page 23: ...6 6 6 6 4 3 2 1 4 3 2 1 A B C A B C PCB LAYOUT BOTTOM VIEW ...
Page 26: ...7 3 7 3 PCB LAYOUT TOP VIEW 1 2 3 1 2 3 A B C A B C ...
Page 27: ...7 4 7 4 PCB LAYOUT BOTTOM VIEW 3 2 1 3 2 1 A B C A B C ...
Page 30: ...8 3 8 3 1 2 3 1 2 3 A B C A B C PCB LAYOUT TOP VIEW ...
Page 31: ...8 4 8 4 PCB LAYOUT BOTTOM VIEW 3 2 1 3 2 1 A B C A B C ...
Page 32: ...9 1 9 1 EXPLODED VIEW Note A1 23 24 39 40 B1 3 4 5 8 9 10 Video RC 48 FM ...
Page 33: ...10 1 REVISION LIST Version 1 0 Initial release ...
