Second Edition 1, 1 979) obsolete and APPLICABLE TO JC-50 MODELS with Serial Numbers PART1 (PP.1 thru 3) 258400 and up (except USA) 251100 and up (USA only) PART2 (PP.5 thru 8) up to 248399 up to 241099 (USA only) SPECIFICATIONS Output 50 W (rms) Dimensions 548(W) X 506(H) x 239(D) mm Speaker. The only real reference I can find to its age by serial number is on here. Roland Jazz Chorus JC-50 guitar combo £195. I found this writeup on decoding the serial number of any Roland or Boss product manufactured since 1989.
Johnny DeMarco and Gary Lenaire Show you the Amazing Powers of the Legendary Roland Jazz Chorus JC-120. Includes its contents in PART2 of this edition. ^ DDDDDDDDDDDDDDDDDD This Service Notes makes First Edition (Printed FEB. Full text of ' JAN.15,1983 (Second Edition, First Printing) JC-50 JC-50 SERVICE MOTES ERRATA & SLPPLENENT i s attached at the end of the page.
