Tx-Sr806,Tx-Sa806, Dtr-7.9: Nahdm - Integra DTR-7.9 Service Manual

A B
Q Q
3 7 6 3 1 5 1 5 0
BLOCK DIAGRAMS-2
VIDEO SECTION
NAVD-9506
JJ Model
1
14 7
13 6
12 5
D4 IN1
11 4
10
3
9 2
8 1
14 7
13 6
12 5
D4 IN2
11 4
10
3
9 2
8 1
2
NAVD-9505
DTR-6.9/7.9 only
Q4101 NJW1321 Video Switch
Y
PB
IN1
PR
T E
L 1 3 9 4 2 2 9 6 5 1 3
Y
3
IN2 PB
PR
Y
IN3 PB
PR
DTR-6.9/7.9 only
DVD
4 VCR/DVR
CBL/SAT
GAME/TV
AUX1
(FRONT)
C Y
DVD
C Y
VCR/DVR
C Y
CBL/SAT
w w w
5
C
Y
GAME/TV
C Y
AUX1 .
(FRONT)
C
Q4901
TC74HC4052
MMP
Q4902
TC74HC4052
D4 BOARD
TX-SA706X only
(For Japan)
MMP
Q4100 AN15881A-VT
6dB YOUT1 PY
Triple Amplifier
Q4102
FHP3350
6dB
YOUT2
PB
6dB
PBOUT1
6dB
PBOUT2
PR
6dB
PROUT1
6dB
PROUT2
CV
SY
SC
x a o
y
i
MMP
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D E
8
NAHDM-9562/NAHDM-9702
Q4900
FHP3350
1 8
2 9
3 10
11
4
5 12
6 13
14
7
D4 OUT
DAOUTSC
DAOUTSY
DAOUTCV
DAOUTPR
DAOUTPB
DAOUTPY
Video Switch
TX-SR806,DTR-7.9 only
6
6dB DRV
ADINPY
.
ADINPB
DRV
6dB ADINPR
Q Q
3 7 6 3
ADINCV
4
ADINSY
6dB DRV
ADINSC
.
DRV
6dB
6dB DRV
.
Green
Orange
DRV
1
6
6dB
4/6dB BUF
DRV
DRV
DRV
6dB
7
4/6dB BUF
DRV
DRV
.
DRV
6dB
4/6dB BUF
DRV
DRV
DRV
6dB u 1 6 3
.
NOTE:
MMP is short for MAIN MICROPROCESSOR.
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F G
2 4
9 9 8
TX-SR706,TX-SA706, DTR-6.9: NAHDM-9562

TX-SR806,TX-SA806, DTR-7.9: NAHDM-9702

HDMI BOARD
Refer to BLOCK DIAGRAM-3
and SD-10 to SD-13
1 5 1 5 0 8 9 2 4
ANALOG VIDEO BOARD
Refer to SD-5 and SD-6
m
c o
DTR-7.9
H
2
9 9
<Note>
Refer to SCHEMATIC DIAGRAM-5 and -16
(SD-5 and SD-16)
for analog video signal waveforms.
Video Signal Flow
1
Analog Analog
HDMI HDMI
2
(Through Mode)
3 HDMI HDMI
4 Analog HDMI
5 OSD HDMI
6 OSD Analog
Above analog example is Component Video
7 Composite Composite
9 8 2 9 9
Y
PB MONITOR
OUT
PR
Y
ZONE2
PB
OUT
PR
DTR-6.9/7.9 only
MONITOR
VCR/DVR
C Y
MONITOR
C Y
VCR/DVR