Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment MYSTERY Car Audio Mystery MTV550 1
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A B C D E
33V
VCC1
33V
470pF 24C08N-10SC
R1 C1 U1 VCC1
22K 22K 22K R3 R4 8 1
R5 R6 C2 Vcc A0
R2 10K 10K
0.01uF VCC1
10K 4.7K 10K 7 2
VT R9 R10 WP A1 R7 R8
6 3 10K 10K
D
C3 C4 C5 SCL A2 D
0.22uF/50V 0.22uF/50V 100pF
5 SDA GND 4
Q1 U2
PH2369 R11 C6 1 42
EEP SCL VJC SCL SCL
33K 100pF
2 VT EEP SDA 41
3 R VOL VCJ SDA 40 SDA
BM
4 L VOL MONITOR 39 MON
R12 R13 R14 R25 22K 5 38
REAR VIEW H SYNC HD
33K 33K 33K
6 SECAM L V SYNC 37 VD
Q2 Q3 Q4 R17 22K 7 36
VL B B
2SA1015 2SA1015 2SA1015
R16 22K 8 35
BL VH G G
R15 22K 9 34
U R R
C C
BH R18 1K 10 KEY BLANK 33 BLANK
R19 1K 11 32
BU L/R L/R CLK CONT CLK
R20 1K 12 31
U/D U/D AV1
R21 22K 13 30
4.5MHz 4.5MHz OUT AV2
14 29 R23 1K
A MUTE 50/60 OUT 50/60
TEST3AB TEST3AB 15 28
ASPE1 FSC IN FSC
S1 S2
CN1 CN2 16 27 R26 100
ASPE2 RESET RESET
1 1 C7
17 26 R28 10K R29
2 2 STB POWER S-VHS IN 0.01uF
22K
PH-2 PH-2 18 25 R30 10K
220 220 GND FACTORY ADJ
R31 R32 19 24
GND IR IN
B C8 B
20 NC FILT 23 100pF
330 560 820 21 22
R33 R34 R35 Vcc Vcc
U3
M37160 C9 C10
470pF 0.01uF 1 OUT
R36
R37 VDD 22K 100 2
2.2K 1K R39 GND
VDD
R40 0.01uF R38 3
C11 + C12 Vcc
1 6 1K
100uF/16V PIC-1018SMD
2 5 +
C13
3 4 S3 47uF/6.3V
TS1565W0-V50C
A A
A B C D E
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