Philips DVP3680 Service Manual page 5

2. Sync. Amplitude
3. Amplitude o/p
4. Burst amplitude
5. Burst/chroma ratio
6. S/N luminance
7. S/N chroma (AM)
8. S/N chroma (PM)
9. Video bandwidth
10 Chroma/Luminance
11 Sub-carrier
frequency (Chroma)
(ppm)
12 Subcarrier locked /
unlocked
10. YUV Video Output
Description
Y White level
Sync.amplitude
U amplitude o/p
V amplitude o/p
S/N on outputs: U
V
Video Bandwidth (0.5MHz-
10MHz)
multi-burst ( T2
C9 )
View test: For both NTSC and PAL a viewing test is necessary to determine any annoying phenomena which
can not be determined by standard video measuring procedures. In case of the doubt, the viewing test is
decisive
11. Miscellaneous Electrical
1. EMC for EURO
2. ESD test(UAN-D1724)
3. Mains spike
4. Mains failure
5 Laser beam shut off
.
when the CD door open
Auto Power Off
DVP3680
Page 6 of 8
- 286mVpp
- 1000mVpp
- 286mVpp
-
Un-weighted
Un-weighted
Un-weighted
- PAL/8MHz
- 4.43361875MHz / PAL
3.579545MHz / NTSC
-
Test Signal
100% White
100% White
75% color bar
T2 C1 )
75% Colour bar
100% red
( T2 C17 )
Multi-burst
video amplitude
0.5MHz
1.0MHz
2.0MHz
4.0MHz
4.8MHz
5.8MHz
EMC
<= 8kV
<= 15KV
+/-1500V
100% mains drop
-
Con Typical
PRODUCT SPEC
+/-40
+10/-20
+1/-4
- +/-10
- >55
- >55
- >52
-7
<100
+/-30
- Locked
Specification
NTSC
714 mVpp 700 mVpp +/-
+/- 10%
300 mVpp
286 mVpp
+30mV / -
+/- 40mV
( 286mV ± 300mV ±
40mV
525mV ±
525mV ± 10%
10%
55 dB＊
+1dB/-6dB +1dB/-6dB
Ref. 0dB
90.8 IRE
+1dB / -
1dB +1dB / -1dB
+1dB / -
1dB +1dB / -1dB
+1dB / -
2dB +1dB / -2dB
+1dB / -
3dB +1dB / -3dB
+1dB / -
5dB +1dB / -5dB
+1dB / -
10dB +1dB / -10dB
- 4dB Below Limit
- Ok No abnormal allowed
- Ok No component damage
- Ok
- Ok Refer to CTQ
- Ok
Limit
Sheet-190
Class achievement
PAL NTSC
10%
50mV
50mV
55 dB
Rev.1.0
PAL