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HCD-GV10AV
35
35
C
MAIN BOARD
(2/3)
CN303
PB LEVEL (L)
(DECK A)
PB LEVEL (L)
(DECK B)
REC BIAS (L)
(DECK B)
REC BIAS (R)
(DECK B)
–7
–7
6.9
6.9
–6.5
–6.5
–6.5
–6.5 (–7.2)
(PALYBACK)
PB EQ AMP
(DECK A)
PB EQ AMP
(DECK B)
SWITCHING
T621
BIAS OSC
REC BIAS
NC
A+7.5V
APB-LCH
APB-RCH
AGND
BPB-LCH
BPB-RCH
A–7.5V
–VBIAS (–7.5V)
+VBIAS (+7.5V)
BREC-RCH
BREC-LCH
TC-HEAD-GND
R492 1.5K
R491 820
R482 1.5K
R481 820
7-16. SCHEMATIC DIAGRAM – AUDIO Board –
•
See page 55 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : TAPE PLAY
(
) : RECORD
(Page 38)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Summary of Contents for HCD-GV10AV
Page 99: ...99 HCD GV10AV MEMO ...