Creek 4140s2 pwr schematic

Page 1

SCHEMATIC DIAGRAM OF 4140 $2

POWER AMPLIFIER SECTION

ALL UNMARKED DIODES ARE 1N4148

AND POWER SUPPLY

8K8

+ 35v
O I O
I I E >. 6 R34 SPEAKER
R4 04 R5 :72 Q13 E a g SOCKET
330R BC560 100R BC557 95 m :2: >_ 2K7
Q10 0 j //
BC639 . x 32 I
BC560 05 R10 "mg: R18 R34 RED SK9
TO VOLUME CONTROL BC640 10K 10R . LED T
220R 27: R25
12K - C5
a R15 -- 0°:
1K8 ' 100N m E
IDLE . . N
2K2 O f - C4 CURRENT R12 R16 BC639 D2 ' '
Q1 02 2.5W +
BC560 BC560 - <1 3: R28 3 C9 SKT7
R9 CURRENT g Q __ 1uF
. \ . SENSOR 15K 50v f
O-C-
I 10K R14 I i T
C1 - R2
10K PP1 R8 '- R20 8 5 I: § _ R29
220' IDLE 470R 220R R13 1K8 56K 0: m n: N - 33""
CURRENT I 0.75R 1W
'_ ADJUST + C3
__ 30mA [:1 2.5W R21 \
T _ 100uF Q9
5 1
__ TIP3SB 3
. 12K |c1 9\. 6
CZ Q7 TA7317P 8\
68PF BC639
R22 7
0 6K 0 a 2 % + HI R31
5
470R N N
C6 L: 56K 33K 50" 22uF -I-: 82 fi
47uF . 35V
- 35v 35V l l l
O o a O O O
\/ FUSE
DRAWING SHOWS LEFT HAND COMPONENTS ONLY To OTHER CHANNEL
FOR RIGHT HAND PART NOS ADD 100 . C) O
- o
330R 15" 4 x 5402 MAINS TRANSFORMER I
W BRIDGE 22v DRAWN FOR 220v \0y FUSE3 LINE
CREEK AUDIO LTD + ' '1 s 0 ms?) 3
35v *- - -100N T2A - 220/240v
2 BELLEVUE ROAD 1 R04 2 IEC MAINS
9, g _. YELLOW . SW3
2 LL 3 T4A - 110/115v CONNECTO
C32 -T- + C34
LONDON N11 3ER E _ R03 R02 ___ELU
10000uF fl. __ _
35v C35 l 100N _ 4 6 NEUTRAL
ENGLAND °°" ' ' V0 3
22v GREY
_ MAINS SWITCH
o 4K7 R33 LED 1
TEL: +44 (0)20 8361 4133 33335 GREEN FOR 110/115 v OPERATION

FAX: +44 (0)20 83614136

EMAIL: INFO a (@EEKAUDIO.CO.UK

JOIN1&3T05
JO|N2&4T06