Cambridge Audio 340A Service Manual page 17

AP PART
DRAWING NO
No.
1N5402
1N4002
1N4001
1N4148
BZX85-C5V1
PY649 T6.3AL
PY595 T3.15AL
PY647 T1AL
4031-050100-001
4034-000030-000
H8 2.54mm
BLUE/WHITE
BROWN/BLACK
25X7MM
INDUCTOR
PY594 12V coil, 8A
250VACMassuse Me-
11 012-2Z4
PY004 20K MOTORISED
DUAL POT
PY003 B20K LINEAR
PY005 MN20K BALANCE
M3 x 10 Taptite
M3
Precut washer type
K177-NA-617
Dwg no: AP14899/1 Power Amp Heatsinks
6510-150310-000
(Pressure board)
M3 x 6 Taptite
Screw M3.5x10mm
BTB thread, Binding
Head, cross recess,
black plated
Metal Washer
OD=10mm
ID=3.5mm
Thk=0.8mm
M4 x 12 machine
screw
M4 locking washer
M4 nut
AP15508/1
10mm long
25mm long
PY646 2330-005901-300
PY647 WP8-21A
PY226 2336-003910-002
PY036 2330-006911-021
PY035 AV2-8.4-9
DESCRIPTION
General Purpose Rectifier
General Purpose Rectifier
General Purpose Rectifier
High Speed Signal
Zener 400mW
6.3A time delay Fuse-20mm low
breaking capacity
3.15A time delay Fuse-20mm low
breaking capacity
1A time delay Fuse-20mm low
breaking capacity
Fuseholder 20mm
Fuseholder cover
CONN-SIL8
eyelet
eyelet
3203-874801-000
Relay-s
Pot-Dual-Motor
Pot-Dual
Pot-Dual
Power Amp IC Fix Screw
Power Amp IC Insulating Bush
Power Amp IC Insulating Washer
Power Amp IC Bracket
Power Amp IC Bracket Fix Screws
Heatsink Fixing Screws
Heatsink Fixing Washers
IEC socket fix screws
IEC socket fixing
IEC socket fixing
Power LED wireform
Wire link
Wire link
Headphone Jack
Spkr 4-Way
IEC-Socket
Quad Phono
Dual Phono
QTY DESIGNATOR
4 D1-D4
4 D5-D8
1 D9
6 D10-D15
1 D16
2 F1, F2
1 F3
2 F4, F5
5 F1, 2, 3, 4, 5
1 F3
1 J2
1 J5
1 J6
2 L1, L2
1 RL1
1 VR1
2 VR2, VR3
1 VR4
2
2
2
2
2
4
4
4
2
2
2
1
37 LK11-22, LK29-37, LK39-
56
19 LK 1-10, LK 23-28, LK36-
38
1 CN1
1 CN2
1 CN3
3 CN4, CN5, CN8
1 CN9
NOTES
Secondary fuses
230V mains fuse
Secondary fuses
Place on mains fuse holder F3
Vertical connector
Terminate txfmr mains lead
Terminate txfmr mains lead
As 540A amplifier
As 540A amplifier. IMPORTANT leads
must be cropped close to PCB
As 540A amplifier. IMPORTANT leads
must be cropped close to PCB
As 540A amplifier. IMPORTANT leads
must be cropped close to PCB
Fix IC tab to heatsink
Insulate fix screw from IC tab
K177 is the material type. NA means "no
adhesive". Self-adhesive version would
be technically acceptable.
Black anodised
Holds IC body against heatsink
Fix bracket to heatsink
7003-510003-111
7103-610008-022
Fix IEC socket to PCB
Fix IEC socket to PCB
Fix IEC socket to PCB
Solder to pads P1, P2
As 540A amplifier
Note: red terminals at top. Modified
mechanically as per our instructions.
As 540A amplifier
As 540A amplifier, Zuanbao AV4-8.4-9
17