HCD-RG88 - Sony Audio Service Manual (repair manual). Page 32

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HCD-RG88
32
32
C
MAIN BOARD (3/4)
CN304
[3.3]
[3.3]
[∗] {2.9}
<<2.9>>
[1.5]
{∗
} <<
>>
(CAPSTAN)
CAPSTAN MOTOR
CONTROL SWITCH
TAPE SPEED
(NORMAL)
TAPE SPEED
(HIGH)
ROTATION
DETECT
SENSOR (DECK A)
ROTATION
DETECT
SENSOR (DECK B)
+3.3V
+3.3V
CAPM
CAPM+
CAPMH/L
ATRGM+
TRGMGND
BTRGM+
S1001
(DECK A PLAY)
S1002
(DECK B PLAY)
S1003
(DECK A HALF)
S1005
(DECK A REC)
S1006
(DECK B HALF)
S1009
(DECK B REC)
C1001
33
10V
PM902
(DECK B)
PM901
(DECK A)
+3.3V
+3.3V
7-11. SCHEMATIC  DIAGRAM  – SW Board –
• Voltages are dc with respect to ground under no-signal
conditions.
[
] : TAPE PLAY (DECK A)
{
 } : TAPE PLAY (DECK B)
〈〈
 
〉〉
: REC
: Impossible to measure
(Page 36)
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