It has all the information you will need to fix it. The main circuit diagram is only A4 but being a PDF, you can print it to any size - I did it on two sheets of A3 and it didnt lose any detail - just made it readable when pinned up above the bench. I've found the fault, just need to buy some obscure bits to get it going again!
I cant fault the process, I paid for the manual in the morning and it was ready to download by lunch time.
POSITIONSNUMMERN MIT A = ZUSATZBESTUECKUNG BEI R 100 (D) POSITION NUMBERS WITH A = ADITIONAL FITTED AT R 100 (D) POSITIONSNUMMERN MIT B = ZUSATZBESTUECKUNG BEI CAR 200 (D) POSITION NUMBERS WITH B = ADITIONAL FITTED AT CAR 200 (D)