Toshiba W808 Service Manual page 116

1 2
8. CIRCUIT DIAGRAMS
8-1. KDB Cricuit Diagram
A
UK04 KDB
B
F(–) 6G 5G 4G 3G 2G 1G P16 P15
5 6 7 8 9 10 22 23
1 2
ZK01
70113184
25U39149SAN
C
D
E
F
UK03 JSB
DK30
TLN105B
G
WK31
RK31
1
S1
RK32
S2 2
RK33
S3 3
4
COM
RK34
J4 5
J2 6
7
COM
8
J1
SHUTTLE / JOG
H 70145518
3 4 5
P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 F(+)
24 25 26 27 28 29 32 33 34 35 38 39 40 41
44 45
34
35
36
37
38
39
40
41
42
43
44
+5V
CK02
10nF
CHIP LEADED
RK02
2.2K
+5V
RK21
RK40 RK39
150
4K7 4K7
RK22
220
W960A P960
RK23
To WK04–Pin8
+5.6V 1 1 +5.6V 330
SAT. LED. 2 2 SAT. LED
RK42 0
RK24
3 3
J2 J2
J1 4
4 J1
RK43 0 +5V
RK25
GND 5 5 GND
RK35 RK36
820
6 GND 4K7 4K7
GND 6
RK26
B3 / B4 7 B3 / B5
7 1.8K
RK38
N.C. 8 RK27
8 N.C. 0
6.8K
B1 / B2 9 9 B1 / B2
RK37
0
6 7
RK73
3.3
CK73
0.047U
CK74
0.047U
33 32 31 30 29 28 27 26 25 24 23
DIG15 / SEG10
DIG5 / P5
DIG16 / SEG9 DIG4 / P4 22
DIG17 / SEG8 DIG3 / P3 21
20
SEG7 DIG2 / P2
SEG6 DIG1 / P1 19
DIG0 / P0 18
SEG5
ICK01
VEE 17
SEG4
M35500
7
SEG3 VEE 16
SEG2 SCLK 15
14
SEG1 SOUT
SIN
SEG0 13
VDD CS (STROBE) 12
4
Ketsu
+5V
1 2 3 4 5 6 7 8 9 10 11
RK04
220
3 CK01
CK05
22P
1
10nF
+5V +5V
DK31 DK32
TLN105B TLN105B
RK10
2.2K
(Power)
(Eject)
RK11
SK08 SK02
150
PLAY STOP
RK12
220
SK10 RK13
SK04
CH UP 330
CH DN
+5V
SK11 RK14
470
PAUSE 470
RK575
SK06
RK15
4.7K
REC
820
SK602
RK16
70145505
1.8K
RK17
6.8K
TEST1
TEST2
8 9
ZK02
GP1U291Q
+5v 1
2
3
RK05
47
4
2
CK03
5
47 uF 6.3V
6
(LEADED)
7
To P960–Pin1
8
9
6 10
11
RK06 22O
+5V
12
RK07 220
13
RK08 220 14
15
RK03 220
16
5
17
18
19
20
21
+5V
QK31 RK44 RK30
1.2K 4.7K
2SC2236Y
QK30
RN1401
CK30
82p
Ketsu
+5V
RK41
270
DK40
ECO LED
QK32
RN1401
10 11 12
UZ01
Main Board
WK04
EJECT SW EJECT SW 1
POWER SW POWER SW 2
3
N.C. N.C.
N.C. N.C. 4
N.C. 5
N.C.
N.C. N.C. 6
F+
F+ 7
+5.6V +5.6V 8
9
F– F–
FIP RST FIP RST 10
REC–INHIBIT REC–INHIBIT
11
GND GND
12
+5V 13
+5V
FIP / CS FIP / CS 14
RMT–IN 15
RMT–IN
SOUT 16
SIN
ECO 17
ECO
SOUT SIN 18
RMT–OUT RMT–OUT 19
SCLK SCLK 20
VKK VKK 21
NOTE :
The meaning of "KETSU" is "Not used".
Fig. 8-1-1