Service manual

ManualsBrandsDV Mark ManualsGuitarq1000 Power Amp

ICD-UX71/UX71F/UX81/UX81F/UX91F

Pin No. Pin Name I/O Description

D16 AVDDPLL1 — PLL1 analog power supply pin (+1.0V)

D15 AVSSPLL1 — PLL1 analog ground pin

E14 VCNT1 O PLL1 VCO control signal output

F13 VDDXT — System/USB PHY oscillation ampliﬁ er power supply pin (+1.0V)

C16 VSSXT — System/USB PHY oscillation ampliﬁ er ground pin

C15 XIN1 I System/USB PHY oscillation ampliﬁ er signal input (12MHz)

D14 XOUT1 O System/USB PHY oscillation ampliﬁ er signal output (12MHz)

C14 VSS — Digital ground pin

B16 XIN2 I Audio oscillation signal input (16.9344MHz) Not used in this set. (Open)

B15 XOUT2 O Audio oscillation signal output (16.9344MHz) Not used in this set. (Open)

A13 VDD1 — Digital power supply pin (+1.0V)

A12 AVDDPLL2 — PLL2 analog power supply pin (+2.8V)

B11 AVSSPLL2 — PLL2 analog ground pin

A11 VCNT2 O PLL2 VCO control signal output

B10 AVSSDAMP — DAMP analog ground pin

C10 ROUT O DAMP R-ch signal output

D10 AVDDDAMP — DAMP analog power supply pin (+1.5V)

A10 AVDDDAMP — DAMP analog power supply pin (+1.5V)

B9 LOUT O DAMP L-ch signal output

C9 AVSSDAMP — DAMP analog ground pin

D9 AVDDPHY1 — USB PHY digital power supply pin (+1.0V)

E9 AVSSPHY1 — USB PHY digital ground pin (DIG)

B8 AVSSPHY2 — USB PHY digital ground pin (SUB)

A9 RREF — USB PHY reference power supply pin

C8 AVSSPHY2 — USB PHY analog ground pin

D8 AVDDPHY2 — USB PHY analog power supply pin (+3.1V)

B7 AVDDPHY2 — USB PHY analog power supply pin (+3.1V) (DIG)

A8 AVSSPHY2 — USB PHY digital ground pin (DIG)

C7 AVSSPHY2 — USB PHY digital ground pin (SUB)

A7 AVSSPHY2 — USB PHY digital ground pin

E8 AVDDPHY2 — USB PHY analog power supply pin (+3.1V)

D7 DP I USB D+ signal input

E7 DM I USB D– signal input

A6 AVSSPHY2 — USB PHY digital ground pin

B6 AVDDPHY2 — USB PHY analog power supply pin (+3.1V)

C6 AVDDADC — A/D converter digital power supply pin (+3.1V)

D6 AN0 I Analog signal input (CH-0) Key AD0 signal input

A5 AN1 I Analog signal input (CH-1) Key AD1 signal input

E6 AN2 I Analog signal input (CH-2) Hold switch signal input Not used in this set. (Open)

B5 AN3 I Analog signal input (CH-3) DPC switch signal input

C5 AN4 I Analog signal input (CH-4) Battery level observation signal input

A4 AN5 I Analog signal input (CH-5) Charge battery level observation signal input

D5 AN6 I Analog signal input (CH-6) Charge temperature observation signal input

B4 AN7 I Analog signal input (CH-7) VBUS level observation signal input

C4 AN8 I Analog signal input (CH-8) (Pull down.)

A3 AN9 I Analog signal input (CH-9) (Connected to ground.)

B3 AVSSADC — A/D converter digital ground pin

A2 @Crip — Not used. (Open)

A14 @Crip — Not used. (Open)

A15 @Crip — Not used. (Open)

A16 @Crip — Not used. (Open)

B12 @Crip — Not used. (Open)

B13 @Crip — Not used. (Open)

B14 @Crip — Not used. (Open)