Printed Wiring Board - Sub Board; Schematic Diagram - Sub Board - Sony MDX-F5800 Service Manual

5-12. PRINTED WIRING BOARD − SUB Board − •
:Uses unleaded solder.
LED802
K
SUB BOARD (COMPONENT SIDE)
LSW801
LED801
LED802, LSW801
K A
LED801
(DISC SLOT ILLUMINATION)
LSW801
LED801, 802
A K
SUB BOARD (CONDUCTOR SIDE)
5-13. SCHEMATIC DIAGRAM – SUB Board –
CN801
14P
SIR
SIRCS
+B
+B
KEY-0
K1
KEY-1
NC
NC
FL_W
FLASH_W
GND
GND
NC
NC
(Page 31)
LDA
LCD-DATA
LCE
LCD-CE
LCK
LCD-CLK
+B
+B
D-SW
DOOR-SW
14
GND
GND
GND
FLASH_W FL_W
LCD-DATA LDA
LCD-CE LCE
LCD-CLK LCK
KEY-1 K1
KEY-0
DOOR-SW D-SW
(Page 28)
DOOR-IND
SIRCS SIR
+B +B
+B +B
1
See page 21 for Circuit Boards Location.
A
C
CN801
KEY
BOARD
CN901
(Page 30)
11
1-861-845- (11)
B
MAIN
BOARD
1 14
CN370
(Page 25)
11
(11)
LED801
CL-270SR
DISC SLOT
ILLUMINATION
LSW801
LED802
CL-195SR
LED802,LSW801
• Waveforms
– SERVO Board –
1 IC1 1, 2 (I, J)
300 mVp-p
2 IC1 ek (RF)
1.1 Vp-p
3 IC1 ef (FE)
Approx.
150 mVp-p
4 IC1 wh (TE)
Approx.
1.1 Vp-p
5 IC4 wa (OSCO)
3.9 Vp-p
44 ns
29 29
− MAIN Board −
6 IC7 i; (X0) qa IC90 4 (OSCO)
1.2 Vp-p
54 ns
qs IC600 qs (OSCOUT)
qd IC600 qh (XOUT)
31 µ s
– KEY Board –
qf IC901 uf (OSC)
27.6 µ s
MDX-F5800
5 Vp-p
230 ns
2.6 Vp-p
36 ns
3.5 Vp-p
1.6 Vp-p