Toshiba 4560 Service Manual page 217

1
A
R216
1 2
PFCRST
[PFCRST] 7D8
CLK-A 1/10W4.7K
[CLK-A] 3B8
2200P/50
B
CLK-B
[CLK-B] 3C8
C
RGCLT-CU
[RGCLT-CU]
3C8
D
DRV-[0:7]
[DRV-[0:7]] 3A8
E
F
1
4560/4570 CIRCUIT DIAGRAMS
HINT
How to search for where a signal in a
circuit diagram has jumped to.
2 3
[HC273]
IC5
1
R
11
C1
1
3 2
DRV-0
1D
C82
4 5
2 DRV-1
[DEL]
7 6
DRV-2
8 9
GND DRV-3
13 12
DRV-4
14 15
DRV-5
17 16
DRV-6
18 19
DRV-7
[HC273]
IC6
1
R
11
C1
3 2
DRV-0 TRMCU-A
1D
4 5
DRV-1 TRMCU-B
7 6
DRV-2 TRMCL-A
8 9
DRV-3 TRMCL-B
13 12
DRV-4 FDCLT-CU
14 15
DRV-5 FDCLT-CL
17 16
DRV-6 RGCLT-CL
18 19
DRV-7
R228
[HC244]
1/10W470
IC7
1 2 1
EN1
19
EN2
GND
2 18
DRV-0 DRV0
1
4 16
DRV-1 DRV1
6 14
DRV-2 DRV2
8 12
DRV-3 DRV3
11 9
DRV-4 DRV4
2
13 7
DRV-5 DRV5
15 5
DRV-6 DRV6
17 3
DRV-7 DRV7
2 3
4 5
1SS184
R244 1 2 1/10W100
1/10W100
R243 1 2
1/10W100
R89 1 2
R2 1 2 1/10W100
1SS184 1SS184 1SS184
D24 D23
24V
1 1
C2 C77
2 2
10/50
0.1/50
1 1
C1 C78
2 2
10/50
0.1/50
DG
+5VSW
13A5 [DRV0]
13A5 [DRV1]
13A5 [DRV2]
13A5 [DRV3]
13A5 [DRV4]
13A5 [DRV5]
13A5 [DRV6]
13A5 [DRV7]
1
C76
0.1/25 2
GND DG
4 5
6 7
VDD
1SS184
D20 D19
TRMLC-A
TRMLC-B
FDMLC-A
FDMLC-B
FDCLT-SF
1SS184
D22 D21
GND
[AZ8428]
IC9
1 3 TRMCUB
IN1 OUTA1
2 5
TRMCUA
IN2 OUTA0
7
[VCC]
4
[GND]
[AZ8428]
IC3
1 3
TRMCLB
IN1 OUTA1
2 5
TRMCLA
IN2 OUTA0
7
[VCC]
4
[GND]
24V
[I62308FS]
IC2
16
CLAMP
9
CLAMP
3 2
FEDCLTCU
6 7
FEDCLTCL
11 10
RGTCLTCU
14 15
RGTCLTCL
1
[VCC]
1
8
[VCC] C75 0.1/50
4
2
[GND]
5
[GND]
12
[GND]
13
[GND]
DG
17
[FIN]
18
[FIN]
14.ELECTRIC CIRCUIT DIAGRAM
14.1 Logic Circuit (PWA-LGC)
6 7
14 - 4
8
A
13C3 [TRMLC-A]
13C3 [TRMLC-B]
13C3 [FDMLC-A]
13C3 [FDMLC-B]
9D2 [FDCLT-SF]
B
12B5 [TRMCUB]
12B5 [TRMCUA]
C
12C5 [TRMCLB]
12C5 [TRMCLA]
D
12B5 [FEDCLTCU]
12C5 [FEDCLTCL]
12C5 [RGTCLTCU]
12D5 [RGTCLTCL]
E
F
4/13
8
Nov. 1997 © TOSHIBA