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Operating Instruction Manual
ELECTRONIC MUSIC MIXER
Model D-5.5, D-5.5E
Toa Electric C o . , Ltd.
KOBE, JAPAN
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Contents General Description ......................................... 2 Features .................................................. 3·4 Front Panel: Names of components & their usage (D-5.5) ....... 5~9 Rear Panel: Names of components & their usage (D-5.5) ..... 10~12 Front Panel: Names of components & their usage (D-5.5E) ...... 13 Rear Panel: Names of components & their usage (D-5.5E) ....... 14 Block and Level Diagrams .................................15·16 Specifications (D-5.5, D-5.5E) ...
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General Description The TOA D-5.5 is a 19" rackmount or console configuration, eight-input stereo mixer especially designed for electronic music and sound. It is expandable to a 32-input mixing system, with group, stereo and mono outputs, and 16 MIDI-THRU jacks, when combined with two D-5.5E 12-input expansion units. The D-5.5 was designed to perform many different applications in broadcast, live sound reinforcement, and recording environments. The D-5.5 provides four Group outputs, and mixing b
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Features The D-5.5 is an 8 input, 19" rack mountable mixing console, featuring superior audio performance, system expandability, and unique "user friendly" design. System Features: Each Input Channel Feature: 8×4×2×1 configuration: 8 inputs; 4 sub groups; Tape/Source Selection switch. stereo L & R; mono sum. 2-color LED indicator for signal presence (green) and Expandable to 32 inputs with two 12 input D-5.5E clip (red). expansion unit. Pad and trim controls. Rear panel rotates 90 degrees to ena
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Features Stereo L & R Features: Sum Connections: 2-color LED indicator for signal presence Separate pre and post accessory patch points: RCA. (green) and clip (red). Direct Output: RCA. 1/4" phone jack, and electroni- cally balanced XLR with ground lift switch. Channel on/off switch with LED indicator (orange). Writing block. Other Connections: L & R Cue input: 1/4" phone jacks. 60 mm fader. L & R Cue Buss output: 1/4" phone jacks. Cue switch. Aux 1 & 2 sends and Aux 1 & 2 returns: 1/4" phone ja
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Front Panel (D-5.5) INPUT CHANNEL (D-5.5) Phono EQ (RIAA) IN/OUT Switch (RIAA IN/OUT) This switch is available for input channels 7 and 8 only and is active when a turntable with magnetic type cartrige is connected to the Phono input channel. The switch is a "push-in push-out" type. The "out" position provides a flat frequency response. Tape/Source Switch (TAPE/SOURCE) This switch is provided for selecting the desired input signals. When monitoring the signals from the XLR connector, phone jack
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Front Panel (D-5.5, D-5.5E) AUX 2 Control (AUX 2) Group Assign Control 3 and 4 (GROUP LEVEL) This control determines the amount of a given input This control determines the level of the input signal to be fed to the aux 2 buss. When in the center detent signal assigned to the group 3 and 4 via the group assign control. position the control is off, and no signal is assigned. Rotating the control counter-clockwise increases the Group Assign Pan control 3 and 4 (GROUP PAN) amount of pre-fader/post-
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Front Panel (D-5.5) OUTPUT CHANNEL Level Control for Return to Group (RET TO GROUP, LEVEL) This control adjusts the level of signal from the AUX 1 return and AUX 2 return, or the EFF return and REV return. Cross-fate Control to Group (RET TO GROUP, X-FADE) With the return signal select switch set to the REV/EFF position, the EFF and REV return signal levels are equally assigned to the group buss. When the control is in its center, detent position. Rotating the control counter-clockwise decreases
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Front Panel (D-5.5) Writing Block Cue Switch (CUE) The name of the source signal can be written in with The switch permits monitoring the signal prior to the an erasable felt pen or grease pencil. effect return level control. Group Fader (GROUP 1 - 4) Sum Select Switch (SUM SLECT, PRE/POST) The 60mm fader provides continuously variable This switch selects either the channel pre-fader or adjustment of the group level to the stereo L and R post-fader signals derived from the stereo L and R busses,
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Signal/Peak LED Indicator (SIG/PEAK) Level Control for Effect and Reverb Return to Aux 1 (REV/EFF TO AUX, LEVEL AUX 1) The LED indicator lights green when the stereo out L This control governs the amount of reverb signal or R signals reach more than -30dB, and turns to red (built-in or outboard) returned through the reverb when the stereo out L or R signals reach -3dB below return jack (REV RET), and effect signal returned clipping, giving a visual reference of adjustment of through the effect r
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Rear Panel (D-5.5) Rear Panel (D-5.5) Group Output jacks RCA Post Accessory Patch 1/4" phone Channel Input (IN- Sum Output jacks RCA Sum Post Accessory RCA Stereo L & R Pre RCA Stereo L & R Post RCA Group Pre Accessory RCA Group Post Accessory (GROUP OUTPUT) Points (POST IN/OUT) PUT) (SUM OUTPUT) Patch Points Accessory Patch Points Patch Points (PRE IN/OUT) Patch Points (POST IN/OUT) Accessory Patch Points The unbalanced RCA pin jacks These RCA pin jacks are unba- The unbalanced RCA pin jack, (P
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Front Panel (D-5.5E) * The names of the functions on the D-5.5E are specified below as function of the input channel on the D-5.5 is the same as the D-5.5E. Difference in functions are explained. Power LED indicator and Switch (POWER) The power switch alternately turns AC power to the D-5.5E "on" and "off". The LED indicator lights when the switch is "on". Tape/Source Switch (TAPE/SOURCE) Signal/Peak LED Indicator (SIG/PEAK) Input Level Selector (PAD) Input Trim Control (TRIM) High Equalizer Con
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Rear Panel (D-5.5E) * The names of the functions on the D-5.5E are specified below as connection of the input channel on the D-5.5 is the same as the D-5.5E. Difference in functions and connection are explained. Buss Link Connector RCA Pre Accessory (BUSS LINK OUT) Patch Points This connector is used to (PRE IN/OUT) link the D-5.5E Expander with the D-5.5. A six-foot RCA Post Accessory connecting cord is included Patch Points with the D-5.5E. (POST IN/OUT) Buss Link Connector Direct Output (BUSS
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Block Diagrams D-5.5 BLOCK DIAGRAM D-5.5E BLOCK DIAGRAM — 15 —
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Level Diagrams D-5.5 LEVEL DIAGRAM D-5.5E LEVEL DIAGRAM — 16 —
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Specifications (D-5.5, D-5.5E) GENERAL SPECIFICATIONS Equalization LOW ±15dB 20Hz Shelving Frequency Response MID ±15dB 200Hz to 5kHz Variable Peaking +0dB, -0.5dB 50Hz to 20kHz HIGH ±15dB 20kHz Shelving +0dB, -3.0dB 20Hz to 50kHz Sig./Peak Indicator Total Harmonic Distortion Sig. (Green) LED turn on at -30dB below nominal level 0.3% Less than +4dB* 1kHz (MIC IN) Peak (Red) LED turn over from Sig. (Green) at -3dB below clipping Less than 0.1% +4dB* 1kHz (INPUT) Phantom Power Hum and Noise (20Hz
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Rack Mounting Instructions The D-5.5 and D-5.5E are designed for either console or rack-mount use, using a pair of brackets (included). The following procedure should be observed for the rack-mount use. 1. Remove both side panels and armrest unscrewing and removing 6 screws. 2. Mount the brackets on both sides of the chassis, using the screws removed from the side panels. 3. The rear panel and blank panel should be inter- changed to allow for easy connection when the D-5.5 and D-5.5E are rack mo
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Procedure for Changing Internal Switch Setting NOTE: The internal switches have been provided for added versatility when using the D-5.5 and D-5.5E in a variety of applications. AUX 1 / AUX 2 SEND PRE/POST EQ SELECTION SWITCH: Each input features an auxiliary send control for use as either an additional effects send, or as an on-stage monitor send. You should note that the Aux 1 and 2 control are a "split" pot with the detent position (12o'clock) being the off position. Typically, the control wo
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Characteristics Diagrams INPUT EQ CHARACTERISTICS FREQUENCY RESPONSE FREQUENCY FREQUENCY Appearance D-5.5 * Dimensions with brackets D-5.5E * Dimensions with brackets — 20 — LEVEL LEVEL
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Toa Electric Co., Ltd. KOBE, JAPAN Printed in Japan 133-02-748-80
