Toshiba 4560 Service Manual page 231

1
VDD 5VD
[CN13]
A J60 PNLRST
1
2
53324-13
3
4
5
6
LGC
7
8
9
10
CTRON
11
CTR-CNT
12
BZON
13
B
GND SGD
[CN10]
J61
1
53324-10
PTXD
2
MACK-P
3
MREQ-P
4
MERR-P
LGC 5
PERR
C
6
PREQ
7
PACK
8
PRXD
9
10
GND
VDD
[CN24A]
D
J63 LECLK
A1
53313V LERST
A2
LELTH0
A3
LEDAT
A4
A5
A6
A7
DSPON0
A8
DSPON1
A9
A10
A11
KEY1
A12
RETK12
B1
RETK13
E B2
RETK14
B3
RETK15
B4
SCN0
B5
SCN1
B6
SCN2
B7
SCN3
B8
SCN4
B9
SCN5
B10
SCN6
B11
SCN7
B12
F
SGD GND
1
4560/4570 CIRCUIT DIAGRAMS
HINT
How to search for where a signal in a
circuit diagram has jumped to.
2 3
1F1 [PNLRST]
[N07]
13 12
IC15
24V
5C4 [24V]
5C4 [CTRON]
5C4 [CTR-CNT]
1E4 [BZON]
[HC14]
13 12
IC8
GND
1A3 [PTXD]
1A3 [MACK-P]
1A3 [MREQ-P]
1S1834
1A4 [MERR-P]
D1
K A
1E4 [PERR]
[CN4]
1A1 [PREQ]
J62
24V
1A1 [PACK] 1 5B2
53014-4V
CTRON
1A1 [PRXD] 2 5B2
CTR-CNT
3 5B2
CTR
4
GND
VDD
7407 7407 7407
1A2 [LECLK]
1A1 [LERST]
1 1
1A2 [LELTH0] C40 C35 C37
2 2
1A1 [LEDAT]
0.1/25 0.1/25 0.1/25
27C240 27C240 71256S
4E4 [DSPON0]
4F4 [DSPON1]
1 1
C32 C33 C19
2 2
1B4 [RETK12]
0.1/25 0.1/25 0.1/25
1B4 [RETK13]
1B4 [RETK14]
GND
1B4 [RETK15]
1E5 [SCN0]
1E5 [SCN1]
1E6 [SCN2]
[CN4]
1E6 [SCN3] J67
CCFL+
1
S3L2E
1E6 [SCN4]
2
1E6 [SCN5]
CCFL
3
1E6 [SCN6]
CCFL-
4
1E6 [SCN7]
2 3
4 5
VDD
[CN22A]
J64 LECLK
A1 1A2 [LECLK]
LERST
53313V
A2 1A1 [LERST]
LELTH1
A3 1A1 [LELTH1]
LEDAT
A4 1A1 [LEDAT]
A5
A6
A7
DSPON1
A8 4F4 [DSPON1]
TH-
A9 4C2 [TH-]
TH+
A10 4B2 [TH+]
KEY2
DSPON0
A11 4E4 [DSPON0]
SCN3
B1 1E6 [SCN3]
SCN8
B2 1A5 [SCN8]
RETK12
B3 1B4 [RETK12]
RETK13
B4 1B4 [RETK13]
RETK14
B5 1B4 [RETK14]
RETK15
B6 1B4 [RETK15]
SCN2
B7 1E6 [SCN2]
SCN4
B8 1E6 [SCN4]
SCN5
B9 1E6 [SCN5]
SCN6
B10 1E6 [SCN6]
SCN7
B11 1E6 [SCN7]
SGD GND
[24V]
[CTRON]
[CTR-CNT]
7407 HC14 HC14 HC139MX
1 1 1 1 1
C22
C36 C15 C14
2 2 2 2 2
VEE
0.1/25 0.1/25 0.1/25 0.1/25
71256S 1351F0A
1351F0A
1 1 1 1 1 1
75902
C34 C27 C28 C5 47/16 C41
0.1/25
2 2 2 2 2 2
0.1/25 0.1/25 0.1/25
GND
4D8 [CCFL+]
4E8 [CCFL-]
4 5
6 7
[CN12]
J65
1
SLP12R-5
RETK11
2 1B4
RETK10
3 1B4
RETK9
4 1B4
RETK8
5 1B4
RETK7
TOUCH-PNL 6 1A5
RETK6
7 1A5
RETK5
8 1A5
RETK4
9 1A5
RETK3
10 1A5
RETK2
11 1A5
RETK1
1A5
12
[CN12]
J66
RETK0
1 1A5
SLP12R-5
SCN10
2 1A5
SCN9
3 1A5
SCN8
4 1A5
SCN7
5 1E6
SCN6
6 1E6
SCN5
TOUCH-PNL 7 1E6
SCN4
8 1E6
SCN3
9 1E6
SCN2
10 1E6
SCN1
11 1E5
SCN0
12 1E5
VDD
330 *9
1 2
R9
1
2
R8
1 2
R7
1 2
R6
1 2
R5
1 2
R4
1 2
R3
VDD
1 2
R2
1
2
R1
[CN14]
J68
1
53324-14
VOP
2 4C7
VEE
3 4A7
4
5
UD3
6 2C8
UD2
7 2B8
LCD
UD1
8 2B8
UD0
9 2B8
LCDENB
10 2A8
XSCL
11 2A8
LP
12 2B8
WF
13 2B8
YD
14
2B8
GND
14.ELECTRIC CIRCUIT DIAGRAM
14.2 Control Panel Circuit (PWA-PNL)
6 7
14 - 18
8
A
[RETK11]
[RETK10]
[RETK9]
[RETK8]
[RETK7]
[RETK6]
[RETK5]
[RETK4]
[RETK3]
[RETK2]
[RETK1]
B
[RETK0]
[SCN10]
[SCN9]
[SCN8]
[SCN7]
[SCN6]
[SCN5]
[SCN4]
[SCN3]
[SCN2]
C
[SCN1]
[SCN0]
D
[VOP]
[VEE]
[UD3]
[UD2]
[UD1]
[UD0]
[LCDENB]
[XSCL]
[LP]
[WF]
E
[YD]
F
5/5
8
Nov. 1997 © TOSHIBA