Sony HCD-GPX9 - Waveforms; BD Board; MAIN Board

HCD-GPX9
4444
HCD-GPX9
• Waveforms
Approx.
200 mVp-p
Approx.
400 mVp-p
0.7 Vp-p
59 µ s
3.4 Vp-p
21.2 µ s
12.4 Vp-p
21.2 µ s
2.6 Vp-p
30.4 µ s
3.2 Vp-p
62.6 ns
2 Vp-p
6.3Vp-p
2 s
– BD Board – – MAIN Board –
1
IC101 w; (TEI)
(CD Play Mode)
0.1 V/DIV, 2 ms/DIV
1
Q303, 304 (Collector)
(REC Mode)
5 V/DIV, 20 µ s/DIV
2
IC101 ws (FEI)
(CD Play Mode)
0.1 V/DIV, 2 ms/DIV
2
Q303, 304 (Base)
(REC Mode)
1 V/DIV, 10 µ s/DIV
3
IC101 ek (RFACO)
(CD Play Mode)
0.2 V/DIV, 0.5 µ s/DIV
3
IC306 qa (XCOUT)
1 V/DIV, 10 µ s/DIV
4
IC101 us (XTAO)
1 V/DIV, 0.1 µ s/DIV
4
IC306 qd (XOUT)
500 mV/DIV, 20 ns/DIV
5
IC306 of (TC END SW)
(Tape Play Mode)
2 V/DIV, 1 s/DIV
IC701 BA6956AN
1 2 3 4 5 6 7 8 9
CONTROL LOGIC
TSD
VREF
OUT2 OUT1
RNF
VM
VCC
FIN
GND
RIN
• IC Block Diagrams
– DRIVER Board –
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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