62
62
F01
R02
R01
LINE NF
LINE IN
REFERENCE
CURRENT
REFERENCE
CURRENT
RESET
BAND
PASS
FILTER
DET
17
RESET
18
F02
16
F03
15
F04
14
F05
13
F06
12
REC LEVEL
11
VCC
10
4
3
2
1
+
–
REC NF
REC IN
6
RESET C
7
BIAS C
8
GND
9
5
+
–
1
2
3
4
5
6
7
8
9
INVERTER
COMPARATER
SW R1
GND
SW P1 CONT
GND
VCC
SW P2 GND
SW R2
REG
CONTROL
INPUT
AMP.
INPUT
AMP.
1
2
3
4
5
6
7
8
POWER AMP.
POWER AMP.
VCC
OUT1
IN2
REFERENCE
GND
IN1
OUT2
VCC
1 Vp-p
H
1 Vp-p
H
4.4 Vp-p
326 ns
4 Vp-p
20.8
µ
s
3.5 Vp-p
22.8
µ
s
3.7 Vp-p
355 ns
3.9 Vp-p
236 ns
3.6 Vp-p
15.2
µ
s
40
µ
s
1.8 Vp-p
2.3 Vp-p
80 ns
Approx.
120 mVp-p
Approx.
90 mVp-p
1.4 Vp-p
• IC Block Diagrams
– CLAMP MOTOR Board –
IC701
M54641L
– PANEL Board –
IC704
BA3830F
– AUDIO Board –
IC602
µPC1330HA
• Waveforms
– TK Board –
1
IC001
tf
(SIGO) (DVD Play Mode)
– MB Board –
1
IC202
os
(X0)
2
IC001
r;
(FE) (DVD Play Mode)
5
IC303
<z/,>
(BCLK)
3
IC001
el
(TE) (DVD Play Mode)
6
IC303
<z/.>
(LRCK)
7
IC401
wg
(LRCKO)
2
IC303
ts
(MDP0) (DVD Play Mode)
3
IC303
tj
(JITPWM) (DVD Play Mode)
8
IC401
wh
9
IC401
ya
(Y OUT)
(DVD Play Mode (color bar)) (NTSC)
4
IC303
oa
(SDCK)
9
IC401
ya
(Y OUT)
(DVD Play Mode (color bar)) (PAL)
– LOAD MOTOR Board –
IC702
M54641L
REG
CONTROL
INPUT
AMP.
INPUT
AMP.
1
2
3
4
5
6
7
8
POWER AMP.
POWER AMP.
VCC
OUT1
IN2
REFERENCE
GND
IN1
OUT2
VCC
Содержание HCD-ZX70DVD
Страница 22: ...22 MEMO ...
Страница 24: ...HCD ZX70DVD 24 24 6 2 PRINTED WIRING BOARD TK Board See page 23 for Circuit Boards Location Page 26 Page 26 ...
Страница 72: ...72 MEMO ...