Pioneer dvr-3100-s Service Manual page 124

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
T 6 PLL filter
PLL
B
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
TAGC 14 tuner AGC output
C
C 15 black level detector
BL
CVBS 16 composite video output voltage
AFC 17 AFC output
VCO1 18 VCO1 resonance circuit
TE
L 13942296513
VCO2 19 VCO2 resonance circuit
GND 20 ground
V 21 supply voltage
P
TOP 22 tuner AGC takeover point adjust
SIF1 23 SIF differential input signal voltage 1
D
SIF2 24 SIF differential input signal voltage 2
E
www
F
124
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http://www.xiaoyu163.com
2
DESCRIPTION
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DVR-3100-S
2
http://www.xiaoyu163.com
3
8
PIN LAYOUT
VIF1 1
VIF2 2
STD 3
C VAGC 4
C SAGC 5
T PLL 6
LADJ 7
8
AF
V de-em 9
C de-em 10
C DEC 11
12
QSS
Q Q
3 6 7 1 3
u163
.
3
4
2 9 9 4 2 8
24 SIF2
23 SIF1
22 TOP
21 V P
20 GND
19 VCO2
TDA9818
18 VCO1
17 AFC
16 CVBS
15 C BL
14 TAGC
13 FM in
1 5 0 5 8 2 9 9 4
m
co
4
9 9
2 8 9 9