Service Manuals, User Guides, Schematic Diagrams or docs for : Pioneer Audio TX-1070 hfe_pioneer_tx-1070_schematics
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FM MPX & MUTING
AM+B
FM FM+B D103 FM+B COM+B
D101 COM+B
D201
ANT D101 1
D102
1
2 Q202
RF 1 5 L
MIX IF 6
IF DETE- 2
Q101 Q101 3 CTOR L 4 MUTE
Q105 5
Q205
D102 OUT-
IC101 PA3001-A 10 918 PUT
12 3 MPX Q201
CONTROL
BUFFER COM+B
MUTING
11
FM LOCAL OSC INVERTER SIGNAL R 7 MUTE
METER
< FM S METER >
Q103 7
FM+B 6 R
8
4 14 15 13 16
Q102 Q104 IC201
D104
BUFFER HA12016
TP TP TP
2 4 3
SM(FM) T METER
AM < FM OSC> AUTO-MONO
CONTROL
AM+B 12
AM LOOP
ANTENNA 8 14 13 PLL PILOT
DETECTOR
3 RF 5 6
7 10 11
MIX 9 IF
DET
13
D309
2 16 15 14 11 10 9 COM+B
D310
17
MUTING
AM BUFFER DRIVER
AGC
< FM OSC >
SIGNAL STEREO Q507,Q512
LOCAL METER 15 IND
OSC IC301 D535
TP
LA1247 5 VCO ADJ COM+B D602
19 18 4 20 1 12 16 VCO
TP 1
SM(AM) CONTROL
D312 D538
PLL
< MUTE >
AM+B
COM+B D532
IC 503 TC9172P
10 15
PHASE PROGRAMMABLE D803
COMPARATOR DIVIDER 14
11 13 FM+B COM+B 5V
2
1 D531
12
CONTROL Q513
Q522
Q514 16 Q523
D509
< REF >
Q515 5V
6 7 8 9 5 4 3 D530
8 TP MONO IND < TINING >
POWER SUPPL
VT
D801
COM+B
D802
Q804
FL AC MEMORY
FM
18 8 8 8 MHz
Q803
Q521
Q517 AM
5V FL AC kHz
D506 D511
C512
-B
Q520
Q516 33 34 35 36 37 41 40 31 29 1
28 21 13~19 20
FM AM
+B +B QUARTZ FL
DIVIDER
SI POWER OSC DRIVER
ON 6
COM+B C.P.U.
~
STAND 12
FL AC -BY C502
D411
FL AC VOLTAGE
13
-B DOUBLER D503
TEST
INH
GND
INT
VDD
D505 IC501
-22V 42 38 1 39 32 30 25 27 26 24 23 22 2~5 PD2011B
IC401 C519
D410 D508
D403,D407~D409 NJM78M13A R503 5V
OUT IN
INHIBIT Q603 Q601 Q604
T401 R501 LEVEL SWITCHES B INVERTER
SHIFTER MODE
D502 Q602 ESTABLISHMENT
D601 IC502
D402
R507
D603 Q503~-Q506 TD62504P
D404 D501 Q501 D504 IC502
L401 MANUAL SELECT
D403 Q502
R501 R502 AUTO IND D604 IND D605 D515~D517
C504 D519~D526
+ FREQUENCY/ TUNED
D401 CHANNEL IND IND D536
C501
COM+B
Indicates the transistor section of an inherenet resistor transistor.
Indicates a transistor that does not have an inherent resistor.
PAL FRONT - END ASSEMBLY AWB-065 COMPLEX ASSEMBLY GWM-481
1 SM 2 SM 3 4 5
FM Q105: FM MIXER F102 Q101: R110 R111 T. METER VCO
75 Q101: FM RF AMP L103 R107 T102 LF R102 F101 R104 Q101 FM IF AMP AM FM 330 22K Q102 IC101 PA3001-A
Q101 R102 C108 OUT 100 2 IC201: MPX
Q105 100 220 IC201 HA12016
L101 L102 47 1P IC101: VCOADJ HA12016
D102 K K R201 R217 IC301 LA1247
C104 C106 C335 R323 FM IF AMP C106 82K R214 C210
10K IC401 NJM78M13A
VR201
11.5 C109 10K 220P C107 5.6K 3.3/50
39P 39P R105 4.7 C104 & DET IC501 PD2011B
3.3K
2P L106 R101 C108 R112 R216
D101 1.2K /50 0.022 PA3001A 1 IC502 TD62504P
18K
/50 0.01 R215
TC101
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