
TA-ZH1ES
TA-ZH1ES
49
49
5-15. SCHEMATIC DIAGRAM - DIGITAL Board (8/10) -
• See page 68 for IC Block Diagrams.
17.9
-18.4
0
3.3
22.9
22.9
22.9
22.9
0
14.7
-15.2
0
19.8
0
0
0.7
19.8
11.6
11.6
4.9
100V
0.22
C300
0.1
C301
0.1
C302
4P
CN300
AC25V
1
GND
3
4
5
AC25V
REG_5V_L
15V
POWERAMP–18V
REG_12V_L
PREAMP–15V
GND
REG_1.3_14V_L
P18V
NJM78M12DL1A-TE1
IC301
OUT
GND
IN
NJM78L05UA-TE1
IC302
OUT
GND
IN
NJM78L20UA(TE1)
IC303
OUT
GND
IN
NJM79M15DL1A-TE1
IC308
OUT
COMMON
IN
1k
R305
47k
R304
1.2k
R301
1.2k
R303
100
R302
100
R300
AD5290YRMZ10-R7
IC300
A
1
B
2
VSS
3
GND
4
CS
5
CLK
6
SDI
7
SDO
8
VDD
9
W
10
5P
CN303
1
2
3
4
UN-REG-IN
5
UN-REG-IN
NJM78M15DL1A-TE1
IC307
OUT
GND
IN
5P
CN302
1
–18V
2
–18V
3
GND
4
UN-REG-IN
5
UN-REG-IN
5P
CN301
1
UN-REG-IN
2
UN-REG-IN
3
GND
4
+18V
5
+18V
REG_12V_R
NJM78M12DL1A-TE1
IC309
OUT
GND
IN
100p
C337
100p
C335
100p
C338
100p
C336
ESD-GND
CL304
CL305
0.1
C314
0.1
C317
CL306
CL308
CL300
CL313
CL301
0.1
C315
0.1
C318
CL312
CL311
CL310
0.1
C325
C342
0.01
0.1
C326
0.1
C328
0.1
C327
63V
470
C330
63V
470
C329
25V
2200
C320
25V
2200
C323
25V
2200
C324
C341
0.01
0.1
C321
CL309
CL302
35V
C303
2200
35V
C304
2200
C340
0.01
C339
0.01
CL303
C334
47
2SC6026MFV(TL3S
Q300
0.1
C307
25V
10
C312
25V
10
C311
25V
10
C333
50V
10
C322
0.1
C308
0.1
C306
0.1
C305
0.1
C309
0.1
C313
0.1
C331
0.1
C332
0.1
C319
E
ET302
E
ET303
E
ET300
E
ET301
0.1
C316
REG_5V_L
R306
0
R309
0
R307
0
R308
0
D4SBN20-7101
D300
GND
DPOT_SHUNT_CONT
DPOT_CLK
DPOT_SDI
DPOT_CS
IC307
+15V REGULATOR
IC308
IC300
IC303
DIGITAL POTENTIOMETER
IC301
IC309
IC302
DIGITAL BOARD (8/10)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
13
7818 REG
BOARD
CN361
>14S
7918 REG
BOARD
CN373
>15S
T001
MAIN POWER
TRANSFORMER
>16S
317 REG
BOARD
CN351
>17S
1
2
4
3
2
NC
NC
OUT
ADJ
OUT
BOARD
>128S
(7/10)
DIGITAL
2
1
3
3
2
1
SHUNT CONTROL
–15V REGULATOR
+20V REGULATOR
+12V REGULATOR
+12V REGULATOR
+5V REGULATOR
DIGITAL
BOARD
>127S
(6/10)
DIGITAL
BOARD
>120S
(5/10)
DIGITAL
BOARD
>119S
(4/10)
DIGITAL
BOARD
>130S
(9/10)
10
11
G
H
I
F
1
C
D
6
E
2
B
3
A
4
5
7
8
9
3
2
1
3
2
1
3
2
1
3
2
1
~
+
–
~
(Page 50)
(Page 45)
(Page 46)
(Page 47)
(Page 48)
(Page 64)
(Page 51)
(Page 64)
(Page 64)
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