Display Section - Sony HCR-DR7AV Service Manual

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