Toshiba 4560 Service Manual page 222

1
A
FANCHG1
[FANCHG1] 2A7
OPT-FAN0
[OPT-FAN0] 2A7
OPT-FAN1
[OPT-FAN1] 2A7
SCP-SOL
[SCP-SOL] 1E6
B
B-FAN
[B-FAN] 1A8
E-FAN
[E-FAN] 1A8
ACC-FAN
[ACC-FAN] 2A5
CTR-ON
[CTR-ON] 2A5
C
ASST-CLT
[ASST-CLT] 2A6
[HC32]
4
[HC14]
1
3 4 5
RGCLT-CU
IC25
[RGCLT-CU] 3C8
IC30
FANCHG0
[FANCHG0] 1A8
RGTDEV
[RGTDEV] 1F4
FDCLT-SF
[FDCLT-SF] 4B8
D
E
HVT-PRE
[HVT-PRE] 2A5
HVT-DC
[HVT-DC] 2A5
HVT-AC
[HVT-AC] 2A5
HVT-M
[HVT-M] 2A5
FMOT-ONA
[FMOT-ONA] 2A5
F
1
Nov. 1997 © TOSHIBA
HINT
How to search for where a signal in a
circuit diagram has jumped to.
2 3
+5VSW 24V 24V
[I62308FS]
IC19
16
CLAMP
9
CLAMP R3 1 2
3 2 R4 1 2
6 7 2W100 x2
11 10
14 15
1
1
[VCC]
C59
8
0.1/50
[VCC]
2
4
1
[GND]
C67 5
[GND]
0.1/25 2
12
[GND]
DG
13
[GND]
17
GND
[FIN]
18
24V
[FIN]
[I62308FS]
IC28
16
CLAMP
9
CLAMP
3
2
6 7
11 10
14 15
1
1
[VCC]
C35
8
0.1/50
[VCC]
2
4
1
[GND]
C44
5
[GND]
0.1/25 2
12
[GND]
DG
13
[GND]
17
GND
[FIN]
18
[FIN]
[I62308FS]
IC1
6
16
CLAMP
9
CLAMP
3 2
6 7
11 10
14 15
1
1
[VCC]
C7
8
0.1/50
[VCC]
2
4
1
[GND]
C8
5
[GND]
0.1/25
2
12
[GND]
DG
13
[GND]
17
GND
[FIN]
18
[FIN]
DG
VDD
[I62385US]
IC45
1
1 18
2 17
3 16
4 15
5 14
6 13
7 12
8 11
10
[VCC]
9
1
[GND]
C19
0.1/25 2
GND
2 3
4 5
D3
1S1834
OPTFAN0
11C5 [OPTFAN0]
OPTFAN1
12B8 [OPTFAN1]
MRR-A
[MRR-A] 1A7
SCRPSOL
11B3 [SCRPSOL]
MRR-B
[MRR-B] 1A7
MRR-C
[MRR-C] 1A7
MRR-D
[MRR-D] 1A7
C23
0.1/25
GND
D1
1S1834
BTMFAN
11C5 [BTMFAN]
EXTFAN0
11B5 [EXTFAN0]
ACCFAN
13D5 [ACCFAN]
LNS-A
[LNS-A] 1A6
CTRON
11A3 13A8 [CTRON]
LNS-B
[LNS-B] 1A6
LNS-C
[LNS-C] 1A7
LNS-D
[LNS-D] 1A7
C34
0.1/25
GND
RGT-DEV
12C3 [RGT-DEV]
RGTCLTCS
11B5 [RGTCLTCS]
DCM-A
[DCM-A] 1E5
FEDCLTSF
11C3 [FEDCLTSF]
DCM-B
[DCM-B] 1E5
DCM-C
[DCM-C] 1E5
DCM-D
[DCM-D] 1E5
C74
0.1/25
GND
HVTPRE
12C3 [HVTPRE]
HVTDC
12D3 [HVTDC]
HVTAC
12C3 [HVTAC]
HVTM
12C3 [HVTM]
FMOT-ON
11E4 [FMOT-ON]
4 5
6 7
+5VSW 24V
[I62308FS]
IC38
16
CLAMP
9
CLAMP
3 2
MRRA
6
7
MRRB
11 10
MRRC
14 15
MRRD
1
1
[VCC] C21
8
0.1/50
[VCC]
2
4
1
[GND]
5
[GND]
2
12
[GND]
DG
13
[GND]
17
[FIN]
18
[FIN]
[I62308FS]
IC34
16
CLAMP
9
CLAMP
3 2
LNSA
6 7
LNSB
11 10
LNSC
14 15
LNSD
1
1
[VCC]
C22
8
0.1/50
[VCC]
2
4
1
[GND]
5
[GND]
2
12
[GND]
DG
13
[GND]
17
[FIN]
18
[FIN]
[I62308FS]
IC43
16
CLAMP
9
CLAMP
3 2
DCMA
6 7
DCMB
11 10
DCMC
14 15
DCMD
1
1
[VCC]
C73
8
0.1/50
[VCC]
2
4
1
[GND]
5
[GND]
2
12
[GND]
DG
13
[GND]
17
[FIN]
18
[FIN]
DG
14.ELECTRIC CIRCUIT DIAGRAM
14.1 Logic Circuit (PWA-LGC)
6 7
14 - 9
8
A
11B8 [MRRA]
11A8 [MRRB]
11A8 [MRRC]
11A8 [MRRD]
B
11A8 [LNSA]
11A8 [LNSB]
11A8 [LNSC]
11A8 [LNSD]
C
11E8 [DCMA]
D
11D8 [DCMB]
11D8 [DCMC]
11D8 [DCMD]
E
F
9/13
8
4560/4570 CIRCUIT DIAGRAMS