JBL PB12 Service Manual

Part# Designator Description
Resistors
R100 NOT USED
40105 R10A 0.1R .5W metal
40105 R10B 0.1R .5W metal
40105 R10C 0.1R .5W metal
40420 R11 1k .25W carbon
40420 R12 1k .25W carbon
40417 R13 47k .25W carbon
40718 R14 3k3 .25W carbon
R15 NOT USED
40735 R1A 7k5 2W metal
40735 R1B 7k5 2W metal
40735 R1C 7k5 2W metal
40405 R21 4K7 .25W carbon
40736 R22 42K2 .25W metal
40737 R23 187k .25W metal
R24 NOT USED
R25 NOT USED
40722 R26 6k8 .25W carbon
40738 R27 10k 2W metal
40739 R28 1k2 0.25W carbon
40739 R29 1k2 0.25W carbon
40735 R2A 7k5 2W metal
40735 R2B 7k5 2W metal
40735 R2C 7k5 2W metal
40703 R3 8M2 .25W carbon
40738 R30 10k 2W metal
40417 R31 47k .25W carbon
40417 R32 47k .25W carbon
40427 R33 23k7 .25W metal
40403 R34 10k .25W metal
40740 R4 33k 1W metal
40420 R40 1k .25W carbon
40701 R41 1000k .25W carbon
40741 R42 22k .5W metal
40701 R43 1000k .25W carbon
40406 R44 100k .25W carbon
40415 R45 470K .25W carbon
40701 R46 1000k .25W carbon
40409 R47 10k .25W carbon
40409 R48 10k .25W carbon
40726 R49 15k .25W carbon
40732 R5 56k2 .25W metal
40727 R50 2k2 .25W carbon
40111 R6 47R .25W carbon
40738 R7A 10k 2W metal
11

JBL PB12 Specifications

General

Type	Powered
Woofer Size	12 inches
Frequency Response	150 Hz
Enclosure Type	Bass Reflex
Low Pass Crossover	50Hz - 150Hz