Integra DTR-7.4 Service Manual page 33

A
SCHEMATIC DIAGRAM 11 Composite video section
NAVD-8079
1
R2302
P2001
MONITOR
R2301
OUT
R2304
R2303
ZONE2
OUT R2305
C2306
100/6.3
DVD
IN
C2307
104Z
P2002 R2307
R2306
VIDEO1
OUT R2308
100/6.3
VIDEO1
R2310
IN
R2309
VIDEO2
2 OUT
C2308
104Z
R2311
P2003
C2302
100/6.3
VIDEO2
R2312
IN
C2303
100/6.3
VIDEO3
R2313
IN
C2304
100/6.3
VIDEO4
IN
C2309
104Z
3
4
5
B
Q2301
RS3
Q2302
RS1
75
Q2303
RS2
75
Q2304
C2338
Z2COMP
470/6.3
DVD
Q2305
Z2MIX
75
Q2306
C2301
LS1
V1
Q2307
LS2
75
Q2308
LS3
Q2309
V2 LS4
V3
V4
TK15420M
R2101
100
TK15420M
R2201
100
5
P2006B
NAAR-8078 (SCH. 9)
V2
1 X4 VDD 16
V3 V1
2 X6 X2 15
3 X X1 14
V4
4 X7 X0 13
V5 DVD
5 X5 X3 12
VAI
6 INH A 11
VBI
7 VEE B 10
VCI
9
8 VSS C
C2102 C2101
104Z 104Z
Q2310-Q2313
RN1444
V2
1 X4 VDD 16
V3 V1
2 X6 X2 15
3 X X1 14
V4
4 X7 X0 13
DVD
V5
5 X5 X3 12
VAR
6 INH A 11
VBR
7 VEE B 10
VCR
9
8 VSS C
C2202 C2201
104Z 104Z
Q2103
Q2104
2SC2712GR
2SA1162GR
Q2103
R2108
1K
3
1
Q2102
2
R2103 1.8K
Q2104
C2221
100/6.3
8
7
Q2102
6
4
R2203 1.8K
Q2010 TC9273-004
P2005B NAAR-8078 (SCH. 9)
C
X2001
XTL14.32MH Z
C2001 100D
C2002 180J
C2003
X2002
Except
330J
17.73MHZ
120V
model
C2004
080D
R2005
C2005 470J
2.2K
C2006 470J
R2006 2.2K
Q2002-Q2005
C2007 470J
RN2402
R2007 2.2K
C2008 470J
Q2002
R2001
R2008 2.2K
100K
Q2003
R2002
100K
R2003 Q2004
100K
R2004
C2009
100K
1/50
Q2005
TK15420M R2128 Q2106
1K
3
1
2SC2712GR
Q2105
2
R2123 1.8K
2SA1162GR
Q2107
TK15420M
8
5
7
Q2105
6
4
R2223 1.8K
DTR-7.4
D
Q2001 LC74761M-9848
1 Vss 30
Vdd1
R2
4
2 XTALIN1 29
D2
SYNCDET
3 XTALOUT1 28
VCOOUT
4 27
HSYNCOUT
VCOIN
5 26
XTALIN2
FC
R2012
6 25
XTALOUT2
120
AMPOUT
7 24
VSYNCOUT
AMPIN
8 23
OSDCS
1.5K
PDOUT
R2014
9 OSDDATA Vss 22
10 OSDSCK 21
SEPC
C
11 SW1 20
SYNCIN 0.3
12 SW2 19
CVCR
13 SW3 18
CVIN
14 SW4 Vdd2 17
C2
47
CVOUT
15 RST 16
C2047
100/6.3
D
2
R2
6