Toshiba W-707 - Page 109

8. CIRCUIT DIAGRAMS
8-1. Waveform
Fig. 8-1-1
Fig. 8-1-2
Fig. 8-1-3
Fig. 8-1-4
Fig. 8-1-5
1
Q801, COLLECTOR
V : 50V/div
H : 5µs/div
REC
J-2
2
Q802, BASE
V : 0.5V/div
H : 5µs/div
REC
K-2
3
Q870, Pin 3
V : 1V/div
H : 10ms/div
REC
L-3
4
T802, Pin 9
V : 5V/div
H : 5µs/div
REC
J-4
5
H001, Pin 1
V : 500mV/div
H : 200µs/div
AUDIO IN
PLAY
A-15
10
H001, Pin 19
V : 500mV/div
H : 10µs/div
VIDEO OUT
REC
D-15
15
ICD01, Pin 15
V : 2V/div
H : 100ms/div
SDA1
REC
C-18
6
H001, Pin 5
V : 500mV/div
H : 20µs/div
VIDEO IN
PLAY
B-15
11
ICD01, Pin 15
V : 2V/div
H : 100ms/div
SDA1
PLAY
C-18
16
ICD01, Pin 16
V : 2V/div
H : 20ms/div
SCL1
REC
C-18
7
H001, Pin 19
V : 500mV/div
H : 10µs/div
VIDEO OUT
PLAY
D-15
17
ICD01, Pin 25
V : 500mV/div
H : 500µs/div
NORMAL
AUDIO OUT
REC
C-17
8
H001, Pin 1
V : 500mV/div
H : 500µs/div
AUDIO IN
REC
A-15
18
ICD01, Pin 27
V : 500mV/div
H : 500µs/div
TUNER
AUDIO OUT
REC
B-16
9
H001, Pin 5
V : 500mV/div
H : 20µs/div
VIDEO IN
REC
B-15
12
ICD01, Pin 16
V : 2V/div
H : 100ms/div
SCL1
PLAY
C-18
13
ICD01, Pin 25
V : 500mV/div
H : 1ms/div
NORMAL
AUDIO OUT
PLAY
B-16
14
ICD01, Pin 27
V : 500mV/div
H :1ms/div
TUNER
AUDIO OUT
PLAY
B-16
19
IC501, Pin 6
V : 10V/div
H : 2ms/div
SCAN1
K-10
20
IC501, Pin 20
V : 10V/div
H : 2ms/div
G1
J-11
21
IC501, Pin 50
V : 1V/div
H : 20µs/div
C SYNC
I-12
30
IC506, Pin 3
V : 1V/div
H : 1ms/div
CTL. AMP
SP CUE
(
x7
)
(
AC
)
CTL. AMP
PLAY SP
(
AC
)
H-6
22
IC506, Pin 22
V : 500mV/div
H : 500µs/div
CFGA AMP
PLAY
(
SP
)
H-7
31
IC506, Pin 3
V : 1V/div
H : 10ms/div
H-6
23
IC506, Pin 1
V : 1V/div
H : 10ms/div
CTL OUT
PLAY
(
EP
)
PLAY
(
EP
)
H-7
32
P502, Pin 9
V : 1V/div
H : 10ms/div
CAP ERR
EP SLOW
G-7
24
IC501, Pin 32
V : 1V/div
H : 5ms/div
PV/PH
STILL
K-12
33
P502, Pin 9
V : 1V/div
H : 20ms/div
CAP ERR
SP SLOW
G-7
25
IC501,
(
a
)
Pin 34
(
b
)
Pin 35
V : 2V/div
H : 5µs/div
(a)
(b)
SP PLAY
(a)
(b)
(a)
(b)
(a)
(b)
J-12
J-12
34
IC506, Pin 17
V : 500mV/div
H : 500µs/div
CFGB AMP
SP PLAY
G-7
26
IC501, Pin 43
V : 1V/div
H : 10ms/div
REC CTL OUT
REC
J-12
I-10
35
IC501,
(
a
)
Pin 70
(
b
)
Pin 69
V : 2V/div
H : 100ms/div
H-10
I-10
27
IC501, Pin 78
V : 1V/div
H : 20µs/div
36
IC501,
(
a
)
Pin 52
(
b
)
Pin 53
V : 2V/div
H : 200µs/div
I-11
I-11
F-13
F-14
28
IC501, Pin 74
V : 1V/div
H : 0.5µs/div
I-10
37
IC503, Pin 7, 8, 9
V : 5V/div
H : 2ms/div
29
IC506, Pin 3
V : 1V/div
H : 500µs/div
CTL. AMP
EP CUEx21
(
AC
)
H-6
38
IC503,
(
a
)
Pin 15
(
b
)
Pin 16
V : 500mV/div
H : 5ms/div
G-14
G-14
39
IC201, Pin 15
V : 20mV/div
H : 20µs/div
PLAY
E-5
49
IC201, Pin 59
V : 10mV/div
H : 20µs/div
PLAY
B-4
59
IC920, Pin 19
V : 500mV/div
H : 200µs/div
H-15
40
IC201, Pin 17
V : 20mV/div
H : 20µs/div
PLAY
E-6
50
IC201, Pin 63
V : 10mV/div
H : 250ns/div
PLAY
B-4
60
IC920, Pin 31
V : 100mV/div
H : 200µs/div
PLAY
H-16
41
IC201, Pin 24
V : 10mV/div
H : 20µs/div
PLAY
D-6
51
Q210, Emitter
V : 100mV/div
H : 20µs/div
PLAY
B-11
61
IC920, Pin 19
V : 200mV/div
H : 500µs/div
MOD
AUDIO
H-15
42
IC201, Pin 26
V : 10mV/div
H : 20µs/div
PLAY
D-7
52
IC201, Pin 24
V : 200mV/div
H : 20µs/div
REC
D-6
62
IC920, Pin 22
V : 200mV/div
H : 1µs/div
REC
H-15
43
IC201, Pin 30
V : 10mV/div
H : 20µs/div
PLAY
D-7
53
IC201, Pin 26
V : 100mV/div
H : 10µs/div
REC
D-7
63
IC920, Pin 35
V : 200mV/div
H : 500µs/div
REC
H-17
44
IC201, Pin 42
V : 20mV/div
H : 20µs/div
PLAY
B-6
54
IC201, Pin 28
V : 100mV/div
H : 10µs/div
REC
D-7
45
IC201, Pin 44
V : 200mV/div
H : 20µs/div
PLAY
B-6
55
IC201, Pin 30
V : 100mV/div
H : 20µs/div
REC
D-7
46
IC201, Pin 47
V : 20mV/div
H : 20µs/div
PLAY
B-6
56
IC201, Pin 49
V : 1V/div
H : 20µs/div
REC
B-5
47
IC201, Pin 49
V : 100mV/div
H : 10µs/div
PLAY
B-5
57
IC201, Pin 51
V : 500mV/div
H : 20µs/div
REC
B-5
48
IC201, Pin 58
V : 10mV/div
H : 20µs/div
PLAY
B-4
58
IC920, Pin 14
V : 500mV/div
H : 200µs/div
LINE OUT
G-15
Power PIF KDB Selvo/Logic Video/Audio