Display Section - Sony HCD-GRX80 Service Manual

HCD-GRX80/RXD8/RXD8S
– DISPLAY SECTION –
IIC DATA
78
IIC CLK 79
RESET 73 RESET
72
X601
12.5MHz
XIN
70
WAKE UP 22 GRADATION R/WAKE UP
E
MAIN
SECTION
(Page 24)
VF
4
SPE SIG
6
STANDBY LED
D804
ECO
LED SWITCH
TIMER LED
Q605
D635
TIMER SELECT
09
15
GRADATION L
L/P SCK 3
13
4
LED LA
15
5
L/P DAT
I 2 C DATA
2
I C CLK
7
L SEL
SIRCS 1
DISPLAY CONTROL
16
S LOW (F01)
IC601
17
BPF1 (F02)
BPF2 18
BPF3
19
BPF4
20
ALL B (L+R) 21
JOG A 2
8
JOG B
KEY 0 11
XOUT
KEY 3 14
75
Busy for PAD
6
PAD LA
CH for PAD 74
VOL A 9
ROTARY
ENCODER
VOL B 10
SEG1-SEG22 GR2-GR12 GR1, GR13-GR18
VOLUME
46 - 67 33 - 40, 42 - 44 27 - 32, 45
IND BUFF
Q610-616
FL601
VF
FLUORESCENT INDICATOR TUBE
SPEANA BPF FILTER
IC603
S LOW
F01 17
BPF1
F02
16
BPF2
LINE IN
F04 14
BPF3
F05 13
REC IN
BPF4
F06
12
ALLB
L+R
11
+5V (LED)
– 27 –
D637 RIGHT
LED SWITCH
+5V (LED)
Q607
LED SWITCH
Q608
D638 LEFT
IC604
1
|
5
•
7
Q601,602
|
LED
11 +5V (LED)
PANEL LED
SWITCH
•
17
•
19
|
23
LED
CONTROL
Q603
REMOTE
CONTROL
RECEIVER
IC602
S601
(JOG)
ROTARY
ENCODER
KEY
MATRIX
S602
MUTE
SWITCH DJ MUTE
Q851
SOUND MIX
IC605
F
15 SD
14 SI
MAIN
8 ST
SECTION
A.OUT 23 DJ SIG
CH
16 (Page 23)
20 BUSY
XT XT
2 3
X602
4.09MHz
– 28 –