![background image](http://html.mh-extra.com/html/sony/hcd-dr7av/hcd-dr7av_service-manual_420622026.webp)
HCD-DR7AV/XB800AV
– 33 –
– 34 –
– DISPLAY SECTION –
6
4
3
5
79
78
73
22
70
X601
12.5MHz
72
13
12
11
14
16
17
19
20
21
18
17
16
43
28
27
LINE NF
REC LEVEL
OUTPUT
DISPLAY CONTROL (FOR MIC)
IC603
REC LEVEL
D671 – D675
F06
F05
F04
F02
F01
RESET
DATA
CLOCK
WAKE UP
A –7V
A +7V
MIC–SIG
SPE–ANA
09
MAIN 1 SECTION
MAIN 2 SECTION
POWER SECTION
MAIN 1 SECTION
LINE IN
REC IN
REC NF
BPF 4
ALL BAND
BPF 3
BPF 2
I
2
C DATA
RESET
I
2
C CLK
WAKE UP
X IN
DISPLAY CONTROL
IC601
X OUT
BPF 1
BPF 0
45
67
SEG-1
FLUORESCENT INDICATOR TUBE
FL601
23
29
VF
40, 42
GR-3
14, 2
DRIVER
74
75
77
9
10
3
4
5
14
15
13
LED DRIVER
KEY MATRIX
ROTARY
ENCODER
D601 – D603
7
80
D604 – D607
Q601 – Q603
Q605 – Q607
Q608 – Q610
D611 – D613, D616 – D621,
D623 – D627, D635 – D638
D700
D631, D632
11
15
LED POWER
SWITCH
1
REMOTE
CONTROL
RECIEVE
IC602
S701
VOLUME
2
8
ROTARY
ENCODER
S702
JOG
S691
6
OPEN
SIRCS
JOG A
JOG B
VOLUME A
VOLUME B
KEY 0
KEY 4
LED SCK
LED LATCH
LED DAT
DAILY LED
REC LED
LED-EC0
GR-1
GR-15
GR-16
LED SEL
D-SW
1
5
7
9
20
22
•
•
P3
P5
P7
P11
P12
P14
•
•
•
17
19
P1
P2
CLK
STB
DATA
SERIAL
PARALLEL
CONVERTER
IC604
D604 – D607
•
F
J
K
D
(Page 30, 32)
(Page
27)
(Page 26)
(Page
26)
www.freeservicemanuals.info
18/2/2013
www.nostatatech.nl
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