Display Section - Sony HCD-LX7 Service Manual

HCD-LX7/LX8
– DISPLAY SECTION –
(Page
F
20)
MAIN 1 SECTION RESET
DATA
MAIN 2 SECTION
CLOCK
(Page WAKE UP
J
21)
(Page 22, 23)
K
MIC–SIG
POWER SECTION
MAIN 1 SECTION SPEANA
D
(Page 20)
09
DISPLAY CONTROL
IC601
70 X IN
X601
12.5MHz
72 X OUT
73 RESET
78 I 2 C DATA
79 2
I 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 16 17 BPF 1
F02
BPF 0
F01 17 16
SEG-1 23 GR-3
45 67 29
FLUORESCENT INDICATOR TUBE
FL601
REMOTE
CONTROL
SIRCS 1
RECIEVE
IC702
S701
JOG SERIAL
PARALLEL
JOG A 2
. AMS >
CONVERTER
JOG B 8
IC701
LED SCK 3 14 CLK
P3
LED LATCH 4 15 STB
P5
•
LED DAT 5 13 DATA
P7
•
P9
P16
S691
D-SW 80
Z
P1
OPEN
•
P2
Q601 – Q603 +5VH
LED POWER
LED SEL 7
SWITCH
+5VL
S701
9
VOLUME A
VOLUME
VOLUME B 10
KEY 0 11
KEY MATRIX
15
KEY 4
Q605 – Q607
DAILY LED 74 LED DRIVER
D601 – D603
75
REC LED
LED-EC0 77
Q608 – Q610
GR-1 43 DRIVER
28
GR-15
GR-16 27
14, 2
40, 42
VF
24 24
D604 – D607, D611, D612, D616 – D621,
D623 – D627, D635 – D638
1
•
3
5
•
7
11
D700
•
20
22
17
•
19
D631, D632, D641