Sony HCD-H700 - SECTION 6 DIAGRAMS; 6-5. SCHEMATIC DIAGRAM - SUB SECTION; 6-6. PRINTED WIRING BOARDS - SUB SECTION

20 21
{MD-B BOARD]
HRPEIO!
REC/PB/
638
.
RI
2 Lit 27eH BB A
rary : ech <
a5
24 25
26
27
28 29
[LEAF SW (A) BOARD) (A DECK) TcM-190 RAI3A
STOP .-7.
NORMAL | ~7.2
METAL ~7.0
NORMAL | 50Vp-p
METAL: 75Vp-p
—49—
STOP °-7.5
NORMAL °-6.8
METAL -6.6
— BIAS OSC—
§ «STOP
& NORMAL
METAL °
SP ATS
NORMAL "-0.2 BIAS REG
METAL (26
4 23816225
1 STOP
2 GND
MIOIA
3
METAL
REEL 4 70U
tia
S
HALF
5
>
6 +5V
| 7 SHUT
ve va 8
9
Mioza
CAPSTAN
MOTOR
Wh
R8S_ 180
/ \
Q714,
2sai602 ;
NORMAL
/
HIGH
\SPEED
-
SWITCH
NJLSI65-B
2 +7.5V ROTATION DET
O} PBL
4
GND
=
=
“| PBR
-7.5V 3
6 a>
O} REEL (+)
g| REEL)
O} +5V
| HIGH
O| -7v
y
J
—
[LEAF SW (B) BOARD] (8 Eck) Re22A
sal
M1018 pees ae
REEL
MOTOR
stor
=
Eee
T + 3 METAL
MET AE ss V o— 4 70U
102
v
=F.
5S
HALE
i
eer
Der (882 + 6 +5V
Mlo2B
7
SHUT
A PROOF
CAPSTAN ary Tae hae
TOR
NORMAL/HIGH SPEED
SWITCH
-75 “STOP -7
-0.2 NORMAL | ~6&
-26 METAL. -6.
Ow Om Of Or
+7. 5N
PBL
GNO
PBR
-7.5V
REEL (+)
REEL (-)
HIGH
BIAS
REC L
GND
REC R
RELAY
+5V
+5¥ (MOTOR)
-7V (MOTOR)
5
BIRECTION
QUICK
NC
NC
R@2 300
ERASE PROOF sos,
(Site B)
HALF
per 78
NU45I65K-B
ROTATION DET
—5O—