Sony AVD-S500ES Service Manual ▷ View online
93
AVD-S500ES
IC901 STR-G7421 (POWER Board)
IC912 M51945BL (POWER Board)
o.s.c
DRIVE
LATCH
T.S.D
REG
START
3
4
5
2
1
VCC
GND
S
D
OCB/FB
COMP2
COMP1
+
–
3
SUPPLY
VOLTAGE
INPUT
NC
GND
1.25V
1
2
4
OUTPUT
5
IC902 STR-F6238S (POWER Board)
5
4
3
2
1
OSC
START
REGULATOR
DRIVE
REGULATOR
THERMAL
SHUT DOWN
LATCH
OVER
VOLTAGE
PROTECTOR
OVER
CURRENT
PROTECTOR
OVER LOAD
PROTECTOR
D
GND
F.B
VIN
O.C.P
INH1
INH2
DRIVE
CURRENT
MIRROR
FEED BACK
94
AVD-S500ES
IC904 SI-8050JF (POWER Board)
IC910 SI-8033S (POWER Board)
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
+
–
–
+
–
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
VOS
5
S.S
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
ON/OFF
SOFT
START
+
–
–
+
–
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
VOS
5
ON/OFF
95
AVD-S500ES
SECTION 7
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
7-1. CASE SECTION
Ref. No.
Part No.
Description
Remark
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this
parts list.
• Abbreviation
CND : Canadian model
R
R
1
1-786-547-11 SWITCH, PUSH (CONTROL BLOCK)
2
4-227-843-11 SCREW (TP), FLAT HEAD
3
4-239-514-53 CASE
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
1
2
2
2
3
#1
#1
front panel section
chassis section
96
AVD-S500ES
7-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-4739-048-A PANEL ASSY, FRONT
52
X-4955-966-2 PANEL ASSY, BASE
53
4-247-897-01 RING (VOL)
54
X-4955-736-1 KNOB (VOL) ASSY
55
4-240-858-21 EMBLEM (5-A), SONY
56
1-688-581-11 BACK LIGHT (R) BOARD
57
A-4733-901-A DISPLAY BOARD, COMPLETE
58
4-247-902-01 DIFFUSER (LCD)
59
4-247-899-01 ILLUMINATOR (LCD)
60
4-250-560-01 REFLECTOR (LCD)
61
4-247-901-01 HOLDER (LCD)
62
1-688-580-11 BACK LIGHT (L) BOARD
63
A-4733-902-A RM BOARD, COMPLETE
64
4-951-620-01 SCREW (2.6X8), +BVTP
65
X-4955-738-1 BUTTON (POWER) ASSY
66
1-771-685-11 SWITCH, PUSH (CONTROL BLOCK)
67
1-688-579-11 HEADPHONE BOARD
68
1-775-155-11 WIRE (FLAT TYPE) (17 CORE)
69
4-247-896-01 BUTTON (S.F)
70
A-4739-052-A KEY (TOP) ASSY, –+ BUTTON
71
1-688-582-11 MULTI LED BOARD
72
X-4955-735-1 BUTTON (FUNCTION) ASSY
73
A-4741-434-A KEY (TOP) HALF ASSY, –+ BUTTON
LCD851 1-805-203-11 DISPLAY PANEL, LIQUID CRYSTAL
#1
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
#2
7-685-871-01 SCREW +BVTT 3X6 (S)
A
A
B
B
51
53
54
52
55
56
57
58
59
60
61
62
63
64
64
64
64
64
64
64
64
68
69
70
71
72
73
67
65
66
#1
#1
#2
#2
not supplied
not supplied
not supplied
including J900
including RV801
LCD851
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