Figure 2-4 Layout Of A Spb-160 Safepath Audio Booster Panel - Wheelock SAFEPATH4 Application, Installation, Operation, And Maintenance Manual

W7
TB2
AUD IN
AUD RET
J2
R23
AUX
1
25 TRB
AUX IN
70 D28
TROUBLE
AUX RET
D24
SW1
W1
D22
AMP TRB
12VDC 12AH
BATTERY
Layout of SPB-160 SAFEPATH4 Audio Booster Panel
P82798 REV.
TRANSFORMER
J1A J4
F1
25
70
AC TRB
D27
J3
25
70
D26
AUD2 OPEN
BAT TRB
D30
J5
25
AUD2 SHORT
70
D29
AUD1
SHORT
D32
AUD1 OPEN
D31
EXP SHORT
D77
EXP OPEN
D76
W10
GF
D34
W4
W6
12VDC 12AH
BATTERY
Figure 2-4
C2A
F2
TB1
N
AC
L
TB4
DC IN
D59
DC OUT
AC
BATTERY
D60
POWER
TB5
AUD2 OUT
AUD1 OUT
TB6
EXP OUT
NO CON
C
T
NO
R
B
NC
EXP OUT
D75
24VDC
POWER SUPPLY
GROUNDING
TERMINAL STRIP
SPB-160
PC BOARD
17