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["Notes:                                                                                                                                                                                1)If a 4 digit number was already present on the top front of the card, then it was used. However, if a number was not present, or if a number was found elsewhere on the card, then a new number of the form JXXX was written on the back.                                                                  2)The \"first\" transistor refers to the one closest to the high voltage lead                                                      3)Rows highlighted in green indicate preamps that have been successfully fixed                          4)Rows highlighted in red indicate premps that have been \"fixed\" but still dont work.                      "]
["Card Number","Description"]
["0054","Right channel 15k resistor suspected as bad."]
["0092","Right channel 15k resistor suspected as bad."]
["0182","Left lead does not fit around HV pin"]
["0199","Maybe only needs new left channel HV lead"]
["0218","Capacitor closest to 15 pin low voltage connector linking +5S to SGnd bad. Proper capacitance unknown as schematic only shows one capacitor between +5S and SGnd. However, one might assume the capacitance given on the schematic is the effective capacitance between +5S and SGnd for an  individual channnel."]
["0246","Both MPSH11 transistors on right channel suspected as bad"]
["2011","Resistor isolating the left channel HV pin bad. This resistor is not shown on the schematic . But based on other cards, it should be on the order of 1 k."]
["2012","Second MPSH11 transistor on right channel suspected as bad"]
[2016,"Suspect first MPSH11 transistor on left channel is bad"]
["J001","Board seem salvageable; Needs new resistor and capacitor at burn site near low voltage connector. These components are not shown on schematic. Compare to working preamp to determine correct value."]
["J002","Resistor isolating right sense wire/HV lead (not shown on schematic) not correct. Based on other working preamps, this resisitor is usually on the order of 1k."]
["J003","Both MPSH11 transistors on left channel suspected as bad"]
["J005","Maybe just needs new left channel HV lead"]
["J006","Missing left channel 1.5M resisitor"]
["J007","Left channnel LM311 comparator suspected as bad"]
["J008","Resistor isolating left sense wire/HV lead (not shown on schematic) broken. Based on other working preamps, this resisitor is usually on the order of 1k."]
["J009","Missing 2 MPSH11 transistors and 2 LM311 comparators "]
["J010","Maybe just needs new left channel HV lead"]
["J011","Both MPSH11 transistors on left channel suspected as bad"]
["J012","Left channel tested bad; Unable to identify anything wrong"]
["J013","Right channel tested \"goofy\"; Unable to indentify anything wrong."]
["J014","Tested bad with comment \" Left Dead Right Hot\"; Unable to indentify anything wrong"]
["J015","1N914 diode, 24k resistor and both transistors missing on left channel"]
["J016","Left channel tested \"hot\"; Unable to identify anything wrong"]
["J017","A resistor is located where the 1N914 should be"]
["J018","Both MPSH11 transistors on left channel suspected as bad"]
["J019","Both MPSH11 transistors on right channel suspected as bad"]
["J020","After test marked with \"loose lead connection on left side\"; Didn't check for any other problems"]
["J021","Both LM311 comparators missing"]
["J022","Left channel tested dead; Unable to indentify anything wrong"]
["J023","Resistor at -7V terminal of 15 pin voltage connection bad. This resistor is not shown on the schematic. Based on other cards it should be 3 Ohm."]
["J024","Both MPSH11 transistors on right channel suspected as bad"]

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