Sony HCD-VX90AV User manual
– 1 –
HCD-VX90AV
E Model
SPECIFICATIONS
COMPACT DISC DECK RECEIVER
— Continued on next page —
Model Name Using Similar Mechanism HCD-GRX80/RXD8/RXD8S
CD Mechanism Type CDM38L-5BD34L
Base Unit Type BU-5BD34L
Optical Pick-up Type KSS-213D/Q-NP
Model Name Using Similar Mechanism HCD-GRX80/RXD8/RXD8S
Tape Transport Mechanism Type TCM-230AWR2/230PWR2
CD
SECTION
TAPE DECK
SECTION
MICROFILM
SERVICE MANUAL
HCD-VX90AV is the tuner, deck, CD and
amplifier section in MHC-VX90AV.
HCD-VX90AV
– 35 – – 36 –
7-4. SCHEMATIC DIAGRAM – BD SECTION –
• See page 31 forWaveforms.
• See page 79 for IC Block Diagrams.
• See page 82 for IC Pin Functions.
(Page 43)
HCD-VX90AV
7-5. SCHEMATIC DIAGRAM – DECK SECTION –
• See page 79 for IC Block Diagrams.
– 37 – – 38 –
(Page 53)
B
HCD-VX90AV
– 43 – – 44 –
7-8. SCHEMATIC DIAGRAM – VIDEO (1/3) SECTION –
• See page 32 forWaveforms.
• See page 84 for IC Pin Functions.
12
(Page 53)
(Page 35)
(Page 47)(Page 45)(Page 45)
(Page 47)
HCD-VX90AV
7-9. SCHEMATIC DIAGRAM – VIDEO (2/3) SECTION –
– 45 – – 46 –
(Page 43) (Page 43)
(Page 47)
12
(Page 47)
• See page 32 forWaveforms. • See page 41 for PrintedWiring Board. • See page 86 for IC Pin Functions.
HCD-VX90AV
– 47 – – 48 –
(Page 46)
(Page 44)
(Page 44)
12
(Page 46)
7-10. SCHEMATIC DIAGRAM – VIDEO (3/3) SECTION – • See page 32 forWaveforms. • See page 41 for PrintedWiring Board. • See page 80 for IC Block Diagrams.
HCD-VX90AV
– 51 – – 52 –
7-12. SCHEMATIC DIAGRAM – MAIN (1/4) SECTION –
(Page 56)
(Page 56)(Page 54)
(Page 53)
(Page 58)
(Page 67)
(Page 69)
HCD-VX90AV
7-13. SCHEMATIC DIAGRAM – MAIN (2/4) SECTION –
• See page 49 for PrintedWiring Board.
– 53 – – 54 –
(Page 74)
(Page 74)
(Page 43)
(Page 38)
(Page 60)
(Page 55)
(Page 56)
(Page 52)(Page 51)
HCD-VX90AV
– 55 – – 56 –
7-14. SCHEMATIC DIAGRAM – MAIN (3/4) SECTION –
(Page 54)(Page 54)
(Page 52)
(Page 52)
(Page 57) (Page 58)
• See page 32 forWaveforms. • See page 49 for PrintedWiring Board. • See page 89 for IC Pin Functions.
HCD-VX90AV
7-15. SCHEMATIC DIAGRAM – MAIN (4/4) SECTION –
• See page 49 for PrintedWiring Board.
– 57 – – 58 –
(Page 55)
(Page 64)
(Page 77) (Page 69)
(Page 52)(Page 56)
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