2
Chassis Layout
Top
Input jack–1/4inchphonejack.
Channel 1Gain andVolumeControls.
Channel 1 BoostSwitch–Activatestheboostcircuitry.
Boost LED–IlluminatedRedwhentheboostisactive.
Channel 1IndicatorLED–IlluminatesYellowwhenactive.
Channel 1 ToneControls–Treble,Bass,andMiddle.
Channel SelectSwitch–Channel 1isoptimizedforlead,Channel 2forcleansound
Channel 2 VolumeControl.
Channel 2 IndicatorLED–IlluminatesGreenwhenactive.
Channel 2BrightnessSwitch–Addsparkletoyourcleansound.
Channel 2ToneControls–Treble,Bass,andMiddle.
Master Volume–Controlstheoverallleveloftheamplifier.
ReverbControl–AdjuststheAccutronics®reverblevelforbothchannels.
Standby Switch–Activatesstandbymodetokeepthetubeswarmwhiletheampisnotinuse.
PowerIndicatorJewel–IlluminatesRedwheninActivemode,andYellowwheninStandbymode.
Rear
Fuse and Power Cord
Power Switch.
Send / Rtn (Efx/Line)jacks–1/4inchphoneInputandOutputjacks.
Channel Select Footswitchjack–usesa1/4inchTRSstandardlatchingdual-footswitch.
Extension Speaker jack–1/4inchphonejack.
Gain
0
5
10 0
5
10
0
5
10 0
5
10 0
5
10 0
5
10
0
5
10 0
5
10 0
5
10 0
5
10
0
5
10
CHANNEL
SELECT
12
Volume MiddleBassTreble Volume MiddleBassTreble
Master
Volume
Reverb
Power
STANDBYBRIGHTNESSBOOST
Input
MODEL TYPE: YS1003
Z359CR / 1v0
CAUTION: REPLACE WITH
SAME TYPE FUSE AND RATING
ATTENTION: UTILISER UN FUSIBLE DE
RECHANGE DE MEME TYPE ET CALIBRE
Send
EFX / Line Footswitch
Rtn
Ch. Select
/ Boost
On
Extension
Speaker
Power
ValveCustom
TRAYNOR YCV50B
DESIGNED & MANUFACTURED BY
YORKVILLE SOUND • Toronto, CANADA
POWER
EL34
V4
EL34
V5
PREAMPSPLITTER
12AX7
V3
12AX7
V2
12AX7
V1
DÉBRANCHÉ L’ APPAREIL AVANT
DE REMPLACER LES LAMPES
DISCONNECT POWER WHEN
REPLACING TUBES
THIS UNIT MUST BE GROUNDED!
CET APPAREIL DOIT ETRE MIS Á TERRE!
DISCONNECT POWER
BEFORE SERVICING!
DEBRANCHER L’APPEREIL AVANT
D’ENLEVER LES COUVERCLES!
2
73
8
9
1
4 5
6
10
11 12 13
14
15
16 17 18 19
20
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