Pioneer XV-DVR9H Service Manual page 148

1
QQ
3 7 63 1515 0
A
PIN FUNCTION
SYMBOL PIN
VIF1 1 VIF differential input signal voltage 1
VIF2 2 VIF differential input signal voltage 2
STD 3 standards selection switch; note 1
C 4 VIF AGC capacitor
VAGC
C 5 SIF AGC capacitor
SAGC
B
T 6 PLL filter
PLL
LADJ 7 L/L accent switch and adjust
AF 8 audio output
V 9 de-emphasis output
de-em
C 10 de-emphasis input
de-em
C 11 decoupling capacitor
DEC
QSS 12 single reference QSS/intercarrier
output voltage
FM 13 sound intercarrier input voltage
in
C
TAGC 14 tuner AGC output
C 15 black level detector
BL
CVBS 16 composite video output voltage
AFC 17 AFC output
TE
L 13942296513
VCO1 18 VCO1 resonance circuit
VCO2 19 VCO2 resonance circuit
GND 20 ground
V 21 supply voltage
P
TOP 22 tuner AGC takeover point adjust
D
SIF1 23 SIF differential input signal voltage 1
SIF2 24 SIF differential input signal voltage 2
E
www
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148
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http://www.xiaoyu163.com
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DESCRIPTION
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http://www.xiaoyu163.com
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8
PIN LAYOUT
VIF1
VIF2
STD
C VAGC
C SAGC
T PLL
LADJ
AF
V de-em
C de-em
C DEC
QSS
Q Q
3 6 7
u163
XV-DVR9H
3
4
2 9 9 4
1 24 SIF2
2 23 SIF1
3 22 TOP
4 21 V P
5 20 GND
6 19 VCO2
TDA9818
7 18 VCO1
8 17 AFC
9 16 CVBS
10 15 C BL
11 14 TAGC
12 13 FM in
1 3 1 5 0 5 8 2 9
m
co
.
4
2 8
9 9
9 4 2 8 9 9