Schematic Diagram - HYT TM-800 Service Manual

IC502
R3111H421C
R555 R501
RESET 1
Vout Vin
0 100K
C501
0.022U
R504 5.6k
DGND
C502
0.01U
R556
47K
R547
4.7K
Q506
2SK1824
C518
68P
C505
22P
R505
C517
22P
0
L501
601S
K509
ENCODE
0 0
C511 C512
VDE
0.01U 0.01U
R544
1K
VR1
4.7K
0 0
J503
CON8
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TM-800 Schematic Diagram (Display Unit)
TM-800 Schematic Diagram (Display Unit)
K501 K502 K503 K504 K505 K506 K507
PF1 PF2 PF3 PF4 PF5 PF6 DNK
3
R524 47K
R526 47K
R527 47K
R525 47K
R529 47K
R528 47K
R530 47K
R531 47K
47k
R515
R514 47K
VDD
1 33
AVref PTT
2 32
AVss GLED
VPP 3 31
IC(vpp) RLED
4 30
VDD TXD0
5 29
Vss HOOK/RXD0
CLK 6 IC503 28
X1 HMBL
7 UPD780112 27
X2 TXD1
RESET 8 26
RESET RXD1
9 25
XT1 OUT1
10 24
XT2 MICDAT
11 23
SHIFT EVdd
R554
47k
47k
R551
47k
R552
47k
R553
D501
HSB123
R520
27 0.5W
Q505
2SA1641
C508
C507
R521
470P
27K
470P
D504
R558
Q502
HSB123
DTC114EE
6.8K
C506
1000P
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K508
D511 D507 D506 D505
UPK
D512 D510 D509 D508
Q508
R507 3.9K
DTC114EE
Q503
2SC4617(S)
C538 C515 C516
1000P 100P R512 100P
R509 180
10K
R548
0
RXD
SO/TXD R540 1K
SO10
R541 1K
R506 0
R511 0
R542 1K
R549
220K
R557
47k
D516
HSB123
D514
HSB123
D503
HSB123
D502
HSB123
141
Q501
R545
100 0.5W
2SB1132(Q.R)
IC501
TA7805F
L504
1
Vout Vin
601S
Q504
2SC4617(S)
R518
D515
DUL LED R519 2.2 0.5W
R513
RED GRN
180
C535
R502
100K
1000P
10U 10V
Q507
2SJ243
R503
100K
C503
1U
L502
1U
L503
1U
F501
0.2A
C530 C532
100P 100P
C531
100P J501
CM
1
HOOK/RXD
2
MIC
3
ME
4
PTT/TXD
5
GND
6
PSB
7
MBL
8
SHOUMI
3
2.2 0.5W
J505
SP1
SP2
SP
C521
1000P
J504
11 MAIN JP
SP2
10
SP1
C519 C520
9
SB
1000P
8
PSW
7
E
6
RXD
5
TXD
R543
4
REST
1K
C527
3
E
1000P
2
MIC
1
ME