Pioneer HD-V9000 Service Manual page 123

5
QQ
3 7 63 1515 0
COMPONENT
A
13/18 DECM SERVICE ASSY
IC3001
SCALER
Composite Diagram
Gain
ENCODER IC
11
[dB]
OUT
LEVEL [Vp-p]
JA5002 - pin 1
14 -1
(Scaler setting: 480i)
V: 0.5 V/div H: 10 μsec/div
TE
L 13942296513
JA5002 - pin 1
14 -2
(Scaler setting: 480p)
V: 0.5 V/div H: 10 μsec/div
JA5002 - pin 1
-3
14
(Scaler setting: 1080i)
V: 0.5 V/div H: 5 μsec/div
JA5002 - pin 1
-4
14
(Scaler setting: 1080p)
V: 0.5 V/div H: 5 μsec/div
www
.
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DATA DG0-9/DR0-9/DB0-9
(57-48, 42-33, 30-21) IC5007
THS8200PFP
(27/74, 25/74,175
23
C_CLK
/148,5/148. 35 MHz)
HD VIDEO
(3)
ENCODER
24
C_HS
(43)
25
C_VS
(44)
26
C_FD
(47)
6dB-AMP IC
12 13 14
Buffer
OUT
* 1.0 (75 Ω exists)
* 0.7 (75 Ω exists)
JA5002 - pin 4
18 -1
(Scaler setting: 480i)
V: 0.5 V/div H: 10 μsec/div
GND
JA5002 - pin 4
18 -2
(Scaler setting: 480p)
V: 0.5 V/div H: 10 μsec/div
GND
JA5002 - pin 4
-3
18
(Scaler setting: 1080i)
V: 0.5 V/div H: 5 μsec/div
GND
JA5002 - pin 4
-4
18
(Scaler setting: 1080p)
V: 0.5 V/div H: 5 μsec/div
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y
i
GND
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2 9
8
Video signal (Y)
11 12
Buffer
(13) (10)
Video signal (Pb)
15 16
Buffer
(15) (14)
Video signal (Pr)
20
19
Buffer
(17) (16)
COMPONENT
OUT (75 Ω termi-
nation nothing)
NOTE:
• Omit the gain of the Pb/Pr signal line that is equal to the Y signal
line. (Level is mentioned only in the table.)
• The encircled numbers denote measuring point.
• The level of the diagram and signal waveforms show at the
"100% Color-Bar" video playback.
JA5002 - pin 7
22 -1
(Scaler setting: 480i)
V: 0.5 V/div H: 10 μsec/div
Q Q
3 6 7 1 3
GND
JA5002 - pin 7
22 -2
(Scaler setting: 480p)
V: 0.5 V/div H: 10 μsec/div
GND
JA5002 - pin 7
-3
22
(Scaler setting: 1080i)
V: 0.5 V/div H: 5 μsec/div
GND
JA5002 - pin 7
-4
22
(Scaler setting: 1080p)
V: 0.5 V/div H: 5 μsec/div
.
GND
HD-V9000
7
9 4 2 8
13
Video signal (Y)
(23)
IC5008
NJM2566AV
17
Video signal (Pb)
(21)
VIDEO AMP IC
(6dB)
21
Video signal (Pr)
(18)
1 5 0 5 8 2 9 9 4
GND
GND
GND
m
co
GND
7
8
9 9
A
COMPONENT
OUT
JA5002
14
Y
(1)
18
Pb
(4)
22
Pr
(7)
B
C
2 8 9 9
D
E
F
123
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