Sony CDX-CA710X - System Diagrams; Display Section Block Diagram; Circuit Boards Location

17 17
CDX-CA710X/CA790X
3-4. BLOCK DIAGRAM — DISPLAY SECTION — 3-5. CIRCUIT BOARDS LOCATION
LSW901,902,904,905,907,
911,913,915,916,918,919
S903,912,914,917
KEY
ACTIVE
Q304
DOOR IND
SWITCH
Q303
REMOTE
RECEIVE
CNJ101
(REMOTE IN)
IC971
X301
32.768kHz
15
16
12
13
6
18
20
19
5
26
91
98
7
29
SYSTEM CONTROL
IC303 (3/3)
LCD DRIVE
IC901
KEY IN0
DATA
CLK
CE
LCD SO
LCD CKO
LCD CE
KEY IN1
KEY ACK
AD ON
RC IN1
RC IN0
SIRCS
85
DOORIND
34
NOSESW
XIN
XOUT
OSC OUT
OSC IN
X302
18.43MHz
100
99
98
COM1
COM4
LCD
LCD901
KEY+B (10V)
LSW901,902,904,905,907,
911,913,915,916,918,919
LED903,912,914,917,931,941
951-954
D303
S801
D302
KEY
ILLUMINATION
()
90
|
87
|
SEG1
SEG84
3
|
86
|
LCD DATA
LCD CLK
LCD CE
ROTARY
ENCODER
RE901
97
REIN0
96
REIN1
94
DOOR SW
Z
S302
(NOSE)
LED801
(DOOR INDICATOR)
LED802
Z
KEY MATRIX
SUB
BOARD
MAIN board
LIMIT board
SUB board
DISC IN board
SUB (CD) board
MJ board
KEY board
SERVO board
tuner unit
(TUX501
)
• Waveforms
— Servo Board —
(MODE: CD PLAY)
1
2
3
IC1
ts
(PACK)
IC1
uj
(RFO)
1.5Vp-p
4
Approx. 100mVp-p
IC1
oa
(FEO)
0V
5
Approx. 100mVp-p
IC1
od
(TEO)
1.8Vp-p
16.9344MHz
IC1
wd
(XTAL)
5Vp-p
0V
3.3msec
— Main Board —
1
2
18.432MHz
IC303
qs
(OSCOUT)
1.8Vp-p
32.768kHz
IC303
qh
(XOUT)
5.2Vp-p