Sony HCD-MG110 Service Manual page 39

• Waveforms
– CD Board –
1 IC103 qg (RFAC) (CD Play Mode) 4 IC101 ra (TE) (CD Play Mode)
1.15 ± 0.35
Vp-p
2 IC101 rd (RFDC) (CD Play Mode) 5 IC101 qg (WFCK) (CD Play Mode)
1.35 ± 0.4
Vp-p
3 IC101 el (FE) (CD Play Mode) 6 IC101 yj (XTAO)
150 mVp-p
59 ns
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location
D350 B-9 IC302 C-8 Q141 D-7
D389 D-6 IC303 D-7 Q142 D-6
D395 D-6 IC304 D-8 Q201 A-6
D399 D-6 IC306 B-7 Q202 A-6
IC307 D-8
D802 F-4 Q212 B-5
D803 F-4 IC308 C-7 Q232 F-6
D804 F-3 IC361 G-13 Q241 C-6
D805 F-3 IC801 D-3 Q242 C-6
D806 F-3 IC802 F-3 Q301 C-6
D807 F-3 IC803 G-3 Q333 F-6
D961 F-10 IC881 G-11 Q334 F-6
D962 G-9 IC901 H-7 Q341 E-6
IC902 H-5
D963 F-10 Q342 E-6
D964 G-9 IC903 H-12 Q343 D-6
D865 G-6 IC904 H-6 Q344 D-6
D866 F-7 IC905 F-5 Q350 B-8
D971 F-8 Q351 A-8
D972 F-8 Q101 B-6 Q352 A-9
Q102 B-6 Q361 G-11
IC301 D-10 Q112 B-5 Q362 F-11
– MAIN Board –
qa IC801 qa (SUBXOUT)
250 mVp-p
30.6 µs
qs IC801 qd (XOUT)
4.3 Vp-p
136 µs
62.2 ns
– DISPLAY Board –
qd IC701 id (X1)
5 Vp-p
249 ns
Ref. No. Location
Q381 B-3
Q382 B-3
Q383 B-3
Q384 B-3
Q385 B-4
Q386 B-4
Q391 C-5
Q392 C-5
Q397 F-8
Q801 F-3
Q802 F-6
Q803 F-6
Q881 H-2
Q882 H-2
Q883 H-2
Q884 H-2
Q885 H-2
Q886 H-2
Q887 H-3
Q888 H-2
– TC Board –
IC401 TA8189N
METAL PRE TAPE A
CH2/A CH2/B NF OUT OUT /TAPE B VCC
24 23 22 21 20 19
CH2
3.4 Vp-p
–
+
A/B
VREF1 IREF
CH1
+
–
GND
1 2 3 4 5 6
CH1/A CH1/B NF METAL PRE MIX GND1
OUT OUT OUT
3 Vp-p
– MAIN Board –
IC881 BA6780
VIN1 1 18
17
FIN1 2
3.9 Vp-p
3 16
RIN1
IOUT 4 15
VREF 5 14 VEE
VREG 6 13
12
VCC 7
11
8 OUT2+
OUT1+
9 10
39 39
HCD-MG110/MG310AV
REC REC
CG OUT NF IN ALC
16
18 17 15 14 13
–
+
CH2
ALC
VREF2
M/N
CH1
+
–
GND
7 8 9 10 11 12
M/H REC NF REC GND
OUT IN
– DISPLAY Board –
IC703 BA3833FP-E2
RESET
1
RESET
C
VIN2
REFFERENCE
PREF
2
CURRENT
FIN2
BPF
LINE
3
NF
RIN2
BPF
LINE
4
IN
BPF
CT2
GND 5
BPF
6
BIAS
C Bias
NC 7
FBIN-
NC 8
FBIN+
NC 9
OUT2-
Ver 1.1
18 RESET
17 f01
DET
16 f02
DET
15 f03
DET
14 f04
DET
13 f
DET
12 VCC
11 NC
10 NC