Circuit Boards Location - Sony CDX-L300 Service Manual

CDX-L300/L460X

3-5. CIRCUIT BOARDS LOCATION

DISPLAY board
• Waveforms
— Servo Board —
(MG-393X-121//K)
(MODE: CD PLAY)
1
4.4Vp-p
16.9344MHz
(XTAL)
IC1 wd
2
3Vp-p
22.7µsec
(PACK)
IC1 ts
3
1.2Vp-p
uj (RFO)
IC1
4
Approx. 1Vp-p
(FEO)
IC1 oa
5
Approx. 400mVp-p
(TEO)
IC1 od
24
IN SELF SW board
• Waveforms
— Servo Board —
(MG-393XA-121//K)
(MODE: CD PLAY)
1
IC1
2
IC1
3
IC1
4
0V
5
0V
SERVO board
SPEAKER board
SL SW board
4.4Vp-p
16.9344MHz
(XTAL)
wd
3Vp-p
22.7µsec
(PACK)
ts
1.2Vp-p
uj (RFO)
0V
Approx. 1Vp-p
(FEO)
IC1 oa
0V
Approx. 400mVp-p
(TEO)
IC1 od
tuner unit
(TU601)
MAIN board
Main Board
— —
1
32.768kHz
IC801 ej
2
8.38MHz
r;
IC801
3.8Vp-p
(XT2)
5Vp-p
(X2)