Table of Contents
Advertisement
Q Q
Standard schematic diagrams
3 7 6 3 1 5 1 5 0
Main amplifier section (UN2)
J1
QNB0100-002
R774
1.5K
Q3
KTA1267/YG/-T
C772
R773
2.2/50
1K
R772
10K
C773
0.001
Q772
KTC3199/GL/-T
Q771
KTC3199/GL/-T
T E
CJ701
L
1 3 9 4 2 2 9 6 5 1 3
VMC0334-001
L783
47uH
D786
1A3G-T1
R719
3.3k
LCD.SO
R718
3.3k
LCD.SCK
(SHEET 2)
R720
3.3k
LCD.CE
R717
100
KEY2
R716
100
KEY1
R715
100
KEY0
DETACH
CN721
QGB1214J1-06S
PROG
D718
(SHEET 3)
1SS119-041
TAPEIN
Q701
KTC3199/GL/-T
CN901
QGB1214J1-06S
F/R
(SHEET 3)
TAPE.L
TAPE.R
w w w
.
TU1
QAU0311-001
L1
4.7
R1
10
R2
1K
R3
1K
Q1
2SA1706/ST/-T
Q5
KRC102M-T
C15
0.01
Q2
KRC102M-T
D701
1SS119-041
D714
D715
R727
IC701
LC72362N-9920
47k
IFREQ
MONO
0.1
C708
R725
47k
R702
47k
R703
47k
R707
47k
R708
10K
x
a o
PCNT5V
y
i
TAPE.14V
9V
R5V
http://www.xiaoyu163.com
8
Q989
KRA102M-T
ACC.MUTE
Q972
KRA102M-T
MUTE2
D973
1SS119-041
LRO
D161
1SS119-041
D261
MUTE
R757
47k
1SS119-041
R761
BUS.INT
1K
RRO
R758
R763
1K
BUS.SCK
47k
10K
R752
IC751
HD74HC126P
BUS.I/O
1K
BUS.SO
R762
SCK
1K
BUS.SI
R751
SI/SO
Q
Q
3
7
6
3
14V
R131
22k
R53
20K
C132
TAPE.L
0.22
1/50
C702
22P
IC931
TEA6320T-X
C701
27P
EO
C236
C232
0.22
FM.OSC
TAPE.R
D716
1/50
R63
1SS119-041
20K
R231
22k
IF.C
C705
10/16
KEY0
KEY1
Q782
C13
C703
100/6.3
100P
R710
4.7k
R709
4.7k
C704
R712
3.3k
0.22
R792
6.8
D781
1SS119-041
L781
u 1 6 3
47uH
Q784
2SA1706/ST/-T
R786
.
1k
Q783
KRC102M-T
http://www.xiaoyu163.com
2
4
9
9
8
CJ921
QNN0183-001
R163
R164
820
100
R165
Q161
2SD2144S/VW/-T
2.2k
R265
2.2k
R263
Q261
R264
2SD2144S/VW/-T
820
100
CP751
S.GND
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
1
5
1
5
0
8
9
2
4
R951
4.7k
C991
C990
0.1
0.1
C951
10/16
C983
C137
0.1
0.033
C136
C152
470P
C986
47/16
C162
470P
C989
22/16
C262
470P
R722
C252
C982
3.3K
470p
0.1
0.033
C237
C971
4.7/25
R931
C992
C993
10
0.1
0.1
2SA1706/ST/-T
C785
1/50
KRC102M-T
IC781
AN80T05LF
Q781
C981
2200/16
KRC102M-T
QNZ0611-001
D981
1N5401-TM
RFO+
RRO+
LRO+
LFO+
m
RFO-
c o
RRO-
C984
LRO-
Q987
LFO-
KRA102M-T
D782
10/16
1SS119-041
R797
ACC.MUTE
12k
D784
1A3G-T1
2
9
9
9
8
2
9
9
IC981
LA4743K
R972
2.7k
Q971
CP981
QMFZ047-150-T
SHEET 1
2-3
Advertisement
Table of Contents
