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B B
A A
Title
Numbe r Revis ionSize
A3
Dat e: 23/10/2 003 Sheet of
Fil e: D:\9389 _4\93 89_4. Sch Drawn By:
TFX1/TFX2 OUTPUT PCB
9389 4
119389_4.Sch
Rich Thompson
BLT
Industries
Revision History
1N40 07
D1
3300U 5 0V
C7
3300U 5 0V
C8
1K
R12
G
+30V
-30V
1N41 48
D2
4U7 63V
C13
100U 25 V
C12
G
G
22UF 50V
C6
-30V
+30V
10R 2W5
R9
G
SJACKSJ
SK4
47R
R14
47N 100V
C11
G
G
SP6
SP5
0.47U 63V
C1
To Preamp PCB
To Loudspeaker -V
Extension Loudspeaker
+VI +VP
-VI -VP
-IN
+IN
GIN
STBY
MUTE
MSGND
BS
OUT
1
10
9
4
3
2
713
14
6
TDA72 94
U1
470R 0.5W
R10
Gi
Gi
Gi
Gi
0R0
LN3
22U 50V
C4
G
Mains Switch
Mains In
Brown
Green/Yellow
Blue
Chassis
Transformer Primary
AC Line(Live) (White)
AC Input (Neutral) (Black)
These items not on pcb
IEC Inlet
Fuse Integral to IEC
230V = T1A L
115V = T2A L
(Red)
(Red)
(Black)
FP
Flame proof resister
Must only be replaced with same type and rating
Indicates safety critical component
Must only be replaced with approved type
10K
R1
1K
R2
10K
R4
470P 1KV
C2
22K
R11
10K
R8
47K
R15
4K7
R13
AC
AC
-V
+V
6A 20 0V
BR1
G
MJACKSJ
SK3
MJACKGSJ
SK2
FX Send/Line Out
FX Return
Gi
Gi
220R
R3
To Loudspeaker +V
Items within dashed
Lines are on a seperate
Crack-off pcb
65MMFINN EDHS
Gi
SP4
SP1
SP3
Gi
0R0
LN4
-30V2
100N 63 V
C5
100N 63 V
C3
100N 63 V
C14
FP
-15V+15V
1
2
3
4
5
6
7
8
9
10
HD1
G
1
2
3
4
5
6
7
8
9
10
HD 10W.5
HD 2
0R0
LN2
Gc
220N 25 0V
C10
Gd
SJACKSJ
SK5
MJACKSJ
SK1
0R47 5WFPSO
R7
47R
R6
470R
R5
10N 100V
C9
G
G
TFX4 FOOTSWITCH
Fitted on TFX2 model only
Gc
FX2
DRIVE 1
DRIVE 2
CLEA N
FX1
270R 6 W
R16
270R 6 W
R17
15V ZD1. 3W
D4
15V ZD1. 3W
D3
47U 50V
C15
47U 50V
C16
G G
G G
+15V
-15V
HeadPhones
+5VPREAMP
680R 2W5
R18
5V1 ZD1. 3W
D5
Gc
-30V2
0R0
LN5
0R0
LN6
G
Gi
~12V TO TUBE
~200V TO TUBE
PCB SP3/SP4
PCB SP1/SP2
TFX2 ONLY
TFX2 ONLY
TFXFS4 FOOTSWITCH WIRING
1
5
69
DB0 9M
SK6
Items within dashed
Lines are on a seperate
Crack-off pcb
1
2
3
4
5
6
7
8
9
10
HD 10W.5
HD 3
Gd
FS2 FOOTSWITCH
Fitted on TFX1 model only
Gd
TFX1 DRIVE1
TFX1 FX1
CLEAN DRIVE1 DRIVE2 FX
G
G
+5V
1
5
69
1K 1K 1K 1K
150R 5 W
R19
15V ZD1. 3W
D6
G
+5VPREAMP
100U 25 V
C17
G
C17 Added.
D5 from 15V to 5V1
Gnd Track changes
Mains Transformer Part #
230V = 5600-2061B
120V = 5600-2066B
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