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Standard schematic diagrams
Main & Control circuit
5
4
UNLOAD
3
LOAD
MTR-
MTR+
CDTXD
CDRXD
MRDY
KLCK
2
R2138
MCS
CDRST%
10K
LOCK
TX
RMT1
RMT0
K3003
NQR0428-002X
1
C2604
470P
CN712
QGB2510J1-12
A
D2723
D2724
D2725
D2726
CN906
QUM024-10DGZ3
FW907
QGD2504C1-04Z
SW201
QSW0803-001
SW202
QSW0933-001
R2715
BCOL
1K
R2083
10K
BLUE
R2714
GCOL
1K
GREEN
R2713
RCOL
1K
RED
R2100
2.2K
CDMUTE
R2001
1K
RDSDATA
R2002
10K
MPX%
R2003
2.2K
TUST
2.2K
R2005
FTUNER
R2006
2.2K
FCD
IC701
IC704
R2007
2.2K
LB1641
PBMUTE
UPD784214AGF527
R2008
10K
PIN
R2009
2.2K
LEDCTL
BUZZER
R2010
2.2K
KARAOKE
R2092
1K
R2011
ECHO
47K
R2012
15K
SMUTE
R2093
R2622
2.2k
TUNERPOUT
47K
C2861
R2015
1K
POUT
0.01
R2016
10K
10K
R2017
UP
R2863
2.2K
R2018
10K
RMT0
2.2K
R2864
R2019
RMT1
10K
R2020
10K
MIDDLE
R2021
10K
DOWN
TLMT-
TLMT+
R2023
1K
VOLCK
R2024
1K
VOLCE
R2865
10K
R2866
10K
C2001
0.01
C2002
0.01
IC703
LB1641
MOTOR+
MOTOR-
C2852
0.01
X2701
QAX0283-001Z
B
C
FS-A52
FS-A52
IC901
GP1UM271XK
C2904
CS
100P
C2909
SDA
100P
SCL
C2908
RS
100P
C2907
RESET
100P
VDD
C1+
D2731
D2732
C1-
V5OUT
J2003
VSS
GP1FA550TZ
V5
CN918
QGF1016F1-14
CN908
QGF1016F1-14
CN909
QGB2024J1-20S
CN709
QGB2024K1-20S
TLMT+
R2099
2.2K
TLMT-
R2098
2.2K
LOAD
C2010
100P
R2097
2.2K
R2089
2.2K
UNLOAD
C2009
100P
R2061
2.2K
TUCK
TUCK
TUDATA
R2088
TUDATA
R2060
2.2K
100K
GCOL
R2057
2.2K
C2015
47/10
R2062
1K
CDRST%
CDRST%
CDTXD
R2064
1K
CDTXD
100P
C2011
R2066
1K
CDRXD
CDRXD
R2624
BCOL
R2052
2.2K
BCOL
R2051
2.2K
RCOL
RCOL
R2050
2.2K
R2048
2.2K
R2047
KEY1
10K
R2049
R2046
2.2K
FKEY2
10K
R2045
R2044
2.2K
FKEY1
10K
R2043
2.2K
LOCK
R2042
2.2K
SAFETY3
R2041
2.2K
SAFETY2
AVREF
K2001
QQR0621-001Z
D2705
L2002
QQL244K-100Z
KTA1504/GR/-X
Q2703
C2714
4.7/50
X2702
Q2704
R2708
QAX0401-001
10K
Q2705
R2711
47K
CN711
QGB2510J1-12
D
E
2-2
R2620
82
R2621
82
R2231
1.8K
R2206
15K
2.2K
R2226
R2106
15K
2.2K
R2225
2.2K
0.012
VOLCK
C2211
R2505
Q2403
IC702
KTC3875/GR/-X
R2416
LC75345M-X
82K
C2404
0.01
0.012
C2119
R2415
R2417
R2418
VOLDA
VOLCE
82K
390K
100K
R2137
R2237
15K
D2201
15K
D2202
R2135
R2235
120K
51K
R2234
R2134
10K
10K
Q2203
KTC3875/GR/-X
1000p
K2002
C2750
QQR0621-001Z
DGND
BUZZER
FKEY1
FKEY2
PIN%
PIN%
R2601
R2602
R2603
R2604
1K
1K
1.2K
1.5K
R2608
R2609
R2610
1K
1K
1.2K
F
CN701
QGF1205C1-13
C2114
C2214
0.0082
0.0082
R2111
R2211
6.8K
6.8K
D2046
R2411
5.6
R2205
PBR
4.7K
R2105
PBL
4.7K
SW10V
R2208
RECR
R2209
1.8K
R2108
1.8K
RECL
R2109
1.8K
1.8K
R2407
3.3K
R2408
3.9K
PLAY
KEY1
SAFETY1
SCK
SDATA
STTA
R2203
39K
J2001
R2103
39K
C2453
0.01
D2451
D2452
R2605
R2606
R2607
R2617
2.2K
2.7K
3.9K
5.6K
R2611
R2612
R2613
1.5K
2.2K
2.7K
BZ201
QAN0045-001
G
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