Fostex X-24 User Manual

X-24Service ManualModelmultitracker

10X-243-3. Tape Transport Mechanical Data3-3-1. Reel torquePLAY mode (TW-2111A) Supply: 1.5 ~ 6 g-cmTakeup: 20 ~ 70 g-cmFF/REW mode (TW-2231) FF /REW:

X-24113-9. Playback Frequency Response CalibrationSet the controls as follows.Record track select switch: OFFDolby B noise reduction on/off switch: OF

12X-243-13. Overall Frequency Response AdjustmentSet the controls under the same condition as 3.12 except the DOLBY switch. (The switch should be turn

X-24133-17. Sync crosstalk measurementSet the controls as follow and put a blank tape to the transport.Trim knob: At minimumInput fader: Standard posi

14X-244. EXPLODED VIEW, PCB ASSEMBLY AND PARTS LISTRef. No. Part No. Description1 8216 6580 00 Sheet, meter, X-242 8212 5931 00 Cover, cassette, X-14/

X-2415 X-24 OVERALL EXPLODED VIEW1645872171810111612141525242829302627192021222393BBT 3x8 CZnBBT 3x8 CZnBBT 3x8 CZnBBT 3x8 CZnBBT 3x8 CZnBBT 3x12

16X-24 X-24 TRANSPORT EXPLODED VIEW

X-2417 X-24 PCB PATTERN DRAWING• MIXER / JACK PCBs

18X-24• R/P / REGULATOR PCBs

X-2419 X-24 Parts ListRef. No. Part No. Description8274 1330 00 PCB assy, Mixer, X-24B001 8251 9680 01 Plain PCB, Mixer, X-24ICsRef. No. Part No.

SAFETY INSTRUCTIONSRead instructions - All the safety and operating instruc-tions should be read before the appliance is operated.Retain instructions

20X-24Ref. No. Part No. DescriptionC107, 207 8232 1431 06 VT, ALU, 16V, 10µF, 20%, SMEC108~408 8232 1431 06 VT, ALU, 16V, 10µF, 20%, SMEC109~409 8232

X-2421Ref. No. Part No. DescriptionQ002, 003 8234 5043 03 VT, NPN, 2SC1740S, SQ004 8234 5050 00 VT, FET, 2SK117, Y/GR/BLQ101~401 8234 5043 03 VT, NPN,

22X-24Ref. No. Part No. DescriptionC053, 054 8232 9014 72 VT, PES, 50V, 0.0047µF, 5%, AMZC055 8232 1431 06 VT, ALU, 16V, 10µF, 20%, SMEC101~401 8232 8

X-2423MIXER / JACK PCBs5. CIRCUIT & BLOCK DIAGRAMSD103+VCC2U201B-VCC3-16dBV7456012K10/16PHONES OUT(16ohm 20mW)PUNCH IN/OUTJ5DTC314TKJACK PCB (2/2)

24X-24 R/P / REGULATOR PCBsR1311001TP104BIAS CURR 1 2 3 4 5J101C1242.2/50R1296.2K 31 2U108DTC114TKREC LEVELTRK1C11910/1612 3R12122KB 2 384

X-2425 BLOCK DIAGRAMTAPE OUT-10dBV12341234LRBARGRAPHMASTERFADERPANPANPANPANLINE OUT-10dBVPHONES OUT16 ohm 20mWREC TRK 1REC TRK 2REC TRK 3REC TRK 4I

FOSTEX CORPORATION 3-2-35 Musashino, Akishima, Tokyo, Japan 196-0021FOSTEX CORPORATION OF AMERICA 15431 Blackburn Ave., Norwalk, CA 90650, U.S.A.© PRI

Parts marked with this sign are safety critical components. They must always be replaced with identical components.Refer to the Fostex Parts List and

4X-241. SPECIFICATIONSDEFINITIONSpecification Unit 0 dBV = 1 VrmsNormal Fader PositionInput fader At 8 ± 1 positionCondition LINE IN / INSERT: -10 dBV

X-245MIXER SECTION (continued)Distortion(With 400 Hz HPF & 30 kHz LPF) 0.05 % or less (Input: 1 kHz / 0 dBV signal, MIC GAIN: LINE, LINEOUT: 0 dBV

6X-24Specifications and appearance are subject to change without notice for product improvement.RECORDER SECTION (continued)Level Deviation at Referen

X-2472. CONTROLS, INDICATORS & CONNECTORS1234POWERREC6+305-106+305-106+305-106+305-10REC SELREC SELREC SELREC SELPAN INPUT/PLAYBACK LEVELAutoBounc

8X-24< Rear Panel >< Front Panel >1. Mic input jacks [MIC IN 1/3, 2/4]2. Headphone jack [PHONES]3. Punch in/out jack [PUNCH IN/OUT]PUNCHIN

X-2492) Capstan and pinch rollerBuildup of magnetic particles and dust on these parts will cause increase in wow, flutter and wrapping of tape onthe c