Toshiba HD-XA2KN, Service Manual

Page: 25 / 51

4-4-2. Timer Circuit Diagram
C722
B0.01u
C735
F0.1u
IC701
CD74HCT125A
1
2
3
4
5
6
GND
7
9
10
11
12
13
VCC
14
R728
10k
C707
0.47u
ON/OFF+5V
X701
AT-41-20M
R771 100
E711
C704
10uF16V
C713
F0.1u
E701
R729
8.2k
(1608)
C730
B0.01u
R707
33
C712
CH22p
E756
R737 33
E760
E713
E765
C709
2.2u(2012)
R732
820k
X702
SP-T2A
E710
R724
100
C741
100uF16V
R739 33
E754
R779
100
RESOLUTION 010
C724
F0.1u
R704 33
C710
CH18p(1608)
R725
1M
C708
CH15p
L704
MMZ1608S601
C702
100p
E706
C703
10uF16V
R706
33
R730
8.2k
(1608)
R713 100
L706
MMZ1608S601
R762 100
DGND
R783
22k
C706
CH15p
R781
47k
R710 33
R780
1k
E704
E702
Sel_I/P
010
E753
C733
100uF16V
C705
F0.1u
R702 33
R705
33
D702
1SS355
L701
MMZ1608S601
L702
MMZ1608S601
C714
F0.1u
E709
IC704
PST3222
VOUT
VDD
GND
E770
L703
MMZ1608S601
E707
C721 100p
E703
R708
10k
BZ701
PS1240P02AT
R731
10k
R748
10k
D_ASP_OUT 010
C726
47uF16V
R741
100
E705 E712
R743 100
R701
33
CN701
52808-1071
GND
10
3State
9
RxD
8
7
TxD
6
5
GND
4
WriteEnable
3
TimwerReset
2
5vcpu
1
E757
R709
10k
R782 22k
R777 33
R726
470
E708
C744
F0.1u
S1_ASP1
010
C711
2.2u(2012)
C701 F0.1u
RXD 001
RTS 001
TXD 001
CTS 001
FRONT_MUTE
005
R759 100
C732
F0.1u
VCC+12V
E+5V
POWER_ON0
008
POWER_GOOD
008
VMUTE1
010
E+6V
C729
F0.1u
E719
CN702
B4B-ZR-SM4-TF(LF)(SN)
GND
4
Power_Key
3
Power_LED
2
E+5V
1
IC700
uPD78F0535GB
REMOTE
1
P_CORE
2
SLP3-M5N
3
VMUTE1
4
FLASH_OWE
5
RESET
6
XT2
7
XT1
8
FLMD0
9
X2
10
X1
11
REGC
12
Vss
13
EVss
14
Vdd
15
EVdd
16
SHRST-M5N
17
RSMRST-M5N
18
PWRBTN-M5N
19
KBRST-M5N
20
NC
21
USBON0-M5P
22
USBOC0-P5N
23
USBOC1-P5N
24
RTS(T-E)
25
CTS(E-T)
26
D-Light-LED
27
PWR_ON0
28
HMUTE
29
(NON)PONOK-M5P
30
THRM-M5N
31
Eject-SW
32
Power-SW
33
FANRQ-M5N
34
Yobi1
35
Yobi2
36
PSON-M5P
37
Power_Good
38
PWPON_M5P
39
SP_OUT
40
RESOLUTION
41
RxD(E-T)
42
TxD(T-E)
43
PWROK-M5P
44
AV_RxD
45
AV_TxD
46
AVref
47
AGND
48
P5V_SEN
49
P3V_SEN
50
P12V_SEN
51
CVBS/YUVX
52
CEC
53
VMUTE2
54
SEL_I/P
55
S1_ASP
56
ONVCC_M5P 57
DRISCK
58
DRI_IN(D-T)
59
DRU_OUT(T-D)
60
DRI_CS
61
PWR_LED
62
BUZZER
63
RTC_OUT
64
R751
10k
R752
10k
R785
100
R773 100
R733 100
CLK_32K
165
R703 100
R711 100
R714
100
R715
100
R720 100
R723
100
PWROK-M5P
116
R734 100
USBON0-M5P 461
R735 100
USBOC0-P5N 461
R736 100
USBOC1-P5N 461
SHRST-M5N
116
R727
10K
RSMRST-M5N 116
R738 10K
PWRBTN-M5N 116
R740
10K
KBRST-M5N 116
R742 10K
R744
100
R747
10k
R772 100
R750 100
R753
100
R754
100
R755
10k
ONVCC-M5P 805
THRM-M5N 116
R712
100
PWPON-M5P
005
007
008
010
801
802
805
807
808
809
813
819
CN704
52808-2071
12
13
14
11
10
9
8
7
6
5
4
3
2
1
15
16
17
18
19
20
CN705
52808-1671
4G
3G
2G
5G
6G
10
7G
8G
9G
10G
11G
5
12G
13G
14G
F-
1
1G
15
16 IC705
PT6324_Q(L)
CLK
1
DIN
2
STB
3
DOUT
4
K1
5
K2
6
OSC
7
VDD
9
SG1
10
SG2
11
SG3
12
SG6
15
SG7
16
SG8
17
SG9
18
SG10
19
SG11
20
SG12
21
SG13
22
SG14
23
SG15
24
SG16
25
SG19
28
SG20
29
SG21
30
SG22
31
SG23
32
SG24
33
GR1
34
GR2
35
GR3
36
GR4
37
GR5
38
GR8
41
GR9
42
GR10
43
GR11
44
GR12
45
GR13
46
GR14
47
GR15
48
GR16
49
VEE
50
VDD
51
8
GND
13
SG4
14
SG5
26
SG17
27
SG18
39
GR6
40
GR7
52
GND
FL+5V
CN703
52808-1271
12
R/C
EVER5V
10
K1
K2
CVBS/YUVX
PlayKey
5
S2
S1
D-Light-LED
EJECT-SW
1
R717
33
R718
100
C715
100p
R719
4.7K
R721 1K
R722 1K
R745
82k(1608)
E+5V
E714 E715
E716
R749
10K
R788
10K
C716 100p
C717 100p
E717
E718
C718
47uF16V
C719
F0.1u
D704
1SS383
1
R746
1K
R756
1K
E720 E721 E722 E723
+F
-F
VKK
R760
33
R761
33
R763
33
R764
33
R765
33
R766
33
R767
33
R768
33
R769
33
R770
33
R774
33
R775
33
R776
33
R778
33
E724 E725 E726 E727 E728 E729 E730 E731 E732 E733 E734 E735 E736 E737
E739 E738
C720
B0.01u(1608)
E740
E741
E742
E743
E744
E745
E746 E747 E748 E749 E750 E751 E752 E755 E758 E759 E761 E762 E763 E764
E766 E767 E768 E769
R784 10K
R786
22K
R787
15K
E771
CPU+5V 008
SLP3-M5N
116
L707
MMZ1608S601
C745
F0.1u
E772
ON/OFF+5V
CN706
B4B-ZR-SM4-TF(LF)(SN)
GND
4
AV_TXD
3
AV_RXD
2
E+5V
1
E773
E+5V
P_CORE 008
VCC3.3V
VCC+5V
CVBS/YUVX
001
R716
10K
E+5V
RSTREQ-M5N
116
E774
E777
E775
E776
E778
E781
E779
E780
E782
Q701
RN1402
Q702
RN2401
D3.3V
R758 10K
CPU+5V
8
Fig. 3-4-8