D26
BZX84C12
2
1
B
1
BSS138
VG
CA
D24
BAS70-04
2
3
1
RX/TX
R102
4.22k 1%
R100
4.22k 1%
S
C86
100n
2.5V
+
-
U19B
LM358
5
6
7
C
R93
100k 1%
G
*KIN
F
1
1.15/4.95V
A
1
(SP1)
A
R96
475 1%
2.5V
(SP2)
BZX84
C
1
*KIN
RX/TX
R104
475 1%
(SP3)
Top View
NEG1
(p3c2)
R98
221k 1%
+5V
(SP4)
VG1
Top View
+
-
U19A
LM358
3
2
1
8
4
(p3c3)
R103
10k 1%
(SP5-n/c)
+5V
D25
BAS70-04
2
3
1
(p2A4)
*KEY
R99
1k 1%
(SP6-n/c)
BAS70-04
NEG
RX/TX
VG
n/c
GND
D
+5V
C87
100n
RX/TX
RC
*KEY
Q10
BSS138
2
1
3
2.3/2.8V
C
E
1
KINGT
RX/TX
R94
100k 1%
12/0V
KIN
R95
33.2k 1%
5/0V
D
1
C88
100n
5.0/0.4V
+5V
GG
1
Top View
C89
220n
R97
475 1%
RX/TX
R101
475 1%
A
3.3/1.8V
n/c
POS
CONTROL 8/9
+24VPI
LEDOPR
AD7
JP1
MTA100-6
WATTMETER
1
2
3
4
5
6
agnd
+5V
*FAN
*EXTFAN
+5VI
+48V
aav i
GND
GND
*PWRON
(p6B5)
*LEDA2
*INR
*K2
*G1VL
JP2
MTA100-8
TUBE DECK
1
2
3
4
5
6
7
8
g1ci
LEDATT
*OUTR
GND
+48V
*PREV
WLCDE
agnd
(p1B1)
+24VPI
AD4
+5VI
JP8
MTA100-8
KBDLED
1
2
3
4
5
6
7
8
GND
GND
LTXA
(p6D5)
tempi
(p6C5)
GND
JP4
MTA100-10
MAINS-CONTROL
1
2
3
4
5
6
7
8
9
10
+24VI
JP7
DIP14
VFD
1
3
5
7
9
11
13
2
4
6
8
10
12
14
*NEXT
n/c
AD6
GND
JP6
MTA100-4
ON/OFF
1
2
3
4
(p3C5)
hv mi
*K1
*ENAB
*INH
(p4B3)
inpi
*KEY IN
JP9
MTA100-8
FAN
1
2
3
4
5
6
7
8
*ONBTN
+24VI
AD5
AD0
GND
(p2B2)
*ATN
(p2C2)
*OPR
agnd
(p4A4)
LTXC
ipmi
g2ci
AD1
*ANTBTN
LEDOFF
*EG2ON
rf li
LEDON
*ORC
AD2
+5VI
f wdi
*LEDA1
*KEY OUT
GND
RSLCD
A0
JP5
MTA100-10
MAINS-LV
1
2
3
4
5
6
7
8
9
10
(p1C3)
*STST
AD3
+24VPI
FHI
GND
*LAIR
*LEDA3
JP3
MTA100-5
MAINS-MEAS.
1
2
3
4
5
+24VI
JP10
MTA100-6
ANT-SEL
1
2
3
4
5
6
GND
CONTROL 9/9