Read Sony CDX-CA650X / CDX-CA660X / CDX-CA690X Service Manual online
17
17
CDX-CA650X/CA660X/CA690X
KEY MATRIX
LSW501-510,
LSW513-522
KEY
ACTIVE
Q801
DOOR IND
DRIVE
Q914, 915
IR
RECEIVE
CNP801
(REMOTE IN)
ROTARY
ENCODER
RE501
IC502
S902
(NOSE DET)
X802
32.768kHz
97
96
34
15
16
12
13
5
18
20
19
4
26
91
98
6
29
SYSTEM CONTROL
IC801 (3/3)
LCD DRIVE
IC501
KEY IN0
DATA
CLK
CE
LCD SO
LCD CKO
LCD CE
POWER
CONT
Q906
SWITCH
Q905
92
DOOR IND
KEY IN1
KEY ACK
AD ON
RC IN1
RC IN0
SIRCS
RE IN0
RE IN1
NOSE SW
XIN
XOUT
OSC OUT
93
ILL ON
BATT
OSC IN
X801
18.43MHz
LED905,LSW916
LED510-513
LSW501-510
LSW513-522
LSW513-522
LCD BACK
LIGHT
78
77
76
COM1
COM4
LCD
LCD500
D801
D802
(
)
KEY
ILLUMINATION
ILLUMINATION
(
)
65
|
68
80
•
1
|
64
|
SEG2
SEG66
|
3-4. BLOCK DIAGRAM — DISPLAY SECTION —
tuner unit
(TU601)
(TU601)
IN SELF SW board
DISPLAY board
RELAY board
SERVO board
MAIN board
SL SW board
3-5. CIRCUIT BOARDS LOCATION
—
Main Board
—
1
2
IC801
qh
(XOUT)
18.43MHz
IC801
qs
(OSCOUT)
3.8Vp-p
5Vp-p
30.5µsec
• Waveforms
— Servo Board —
(MODE: CD PLAY)
1
2
3
IC1
ts
(PACK)
IC1
uj
(RFO)
1.2Vp-p
4
Approx. 1Vp-p
IC1
oa
(FEO)
0V
5
Approx. 400mVp-p
IC1
od
(TEO)
4.4Vp-p
16.9344MHz
IC1
wd
(XTAL)
4.8Vp-p
0V
34msec
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