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60, 61

NCO

-

Not used

62

VCC

-

Power supply terminal (+3.3V)

63

NCO

-

Not used

64

VSS

-

Ground terminal

65 to 69

NCO

-

Not used

70 to 72

DSTSEL2 to DSTSEL0

I

Input terminal for the destination setting

73, 74

NCO

-

Not used

75

TUNATTIN

I

Attenuation request signal input from the tuner unit

76

NCO

-

Not used

77

EESIO

I/O

EEPROM data bus with the EEPROM and tuner unit

78

EECKO

O

EEPROM clock signal output to the EEPROM and tuner unit

79, 80

NCO

-

Not used

81

SA_DATA

O

Spectrum analyzer data output to the audio processor

82

SA_CLK

O

Spectrum analyzer clock signal output to the audio processor

83

NCO

-

Not used

84

SA_IN

I

Spectrum analyzer signal input from the audio processor (A/D input)

85

QUALITY

I

Tuner noise detection signal input from the tuner unit (A/D input)

86

VSM

I

FM and AM signal-meter voltage detection signal input from the tuner unit (A/D input)

87, 88

KEYIN1, KEYIN0

I

Front panel key input terminal (A/D input)

89

KEYACK0

I

Acknowledge signal (wake up signal) input terminal for the front panel key entry    Acknowl-
edge signal is input to accept any function key in the standby status    On at input of "H"

90

TUNATT

O

Tuner muting on/off control signal output to the tuner unit    "L": muting on

91

RE_0

I

Dial pulse input of the rotary encoder (A phase input)

92

RE_1

I

Dial pulse input of the rotary encoder (B phase input)

93

NSMASK

O

Tuner noise mask control signal output terminal    
DC output compulsory "L" for noise detection circuit  
(DV90EE/DV900: AEP, UK models only)    

94, 95

NCO

-

Not used

96

AVSS

-

Ground terminal

97

NCO

-

Not used

98

VREF

I

Reference voltage (+3.3V) input terminal (for A/D converter)

99

AVCC

-

Power supply terminal (+3.3V)

100

LCD_CE

O

Chip enable signal output to the liquid crystal display driver

Note:
•  -XX and -X mean standardized parts, so 

they may have some difference from the 
original one.

•  Items marked “*” are not stocked since 

they are seldom required for routine ser-
vice.

  Some delay should be anticipated when 

ordering these items.

•  The mechanical parts with no reference 

number in the exploded views are not sup-
plied.

•  Color Indication of Appearance Parts Ex-

ample:

  KNOB, BALANCE (WHITE) . . . (RED)
   

 

R 

R    

   

 

Parts Color  Cabinet’s Color

•  Accessories are given in the last of the 

electrical parts list.

• Abbreviation
  IND 

: Indian model

 1 

X-2186-793-1 PANEL 

ASSY, 

SUB

 2 

3-042-244-11 SCREW 

(T)

 3 

X-2108-670-1 LOCK 

ASSY 

(S)

  4 

2-050-124-01  SCREW +BTT 2.6X5

  5 

A-1438-448-A  MAIN BOARD, COMPLETE (DV900: E (PAL), IND)

  5 

A-1438-450-A  MAIN BOARD, COMPLETE (DV900: E (NTSC))

  5 

A-1438-452-A  MAIN BOARD, COMPLETE (DV900: AEP, UK)

  5 

A-1438-454-A  MAIN BOARD, COMPLETE (DV90EE)

 6 

1-694-592-31 TERMINAL

  7 

2-021-848-01  SHEET (TU), GROUND

  8 

1-828-543-21  CORD (WITH CONNECTOR) (POWER) 

(DV90EE/DV900: AEP, UK)

 8 

1-833-970-21 CONNECTION 

CORD 

FOR 

AUTOMOBILE 

(POWER) (DV900: E, IND)

 9 

1-833-835-21 CONNECTION 

CORD 

FOR 

AUTOMOBILE 

(REAR AUDIO OUT)

 10 

3-264-798-01 CAP

  FU801 

1-532-877-11  FUSE (BLADE TYPE) (AUTO FUSE) (10A/32V)

  M901 

1-787-708-11  FAN, DC (25X25)

  TUX201  A-3220-961-B  TUNER UNIT (TUX-032//Q3)
  #1 

7-685-792-09  SCREW +PTT 2.6X6 (S)

  #2 

7-628-254-90  SCREW +PS 2.6X14

  #3 

7-685-793-09  SCREW +PTT 2.6X8 (S)

  #4 

7-685-795-09  SCREW +PTT 2.6X12 (S)

  #5 

7-685-134-19  SCREW +P 2.6X8 TYPE2 NON-SLIT

  #8 

7-621-284-40  SCREW +P 2.6X10

  Ref. No. 

Part No. 

Description 

Remark

  Ref. No. 

Part No. 

Description 

Remark

#

#

$

"

"

$

Note: If the mounted MAIN board was replaced, be sure 

to refer to Technical News published separately.

The components identifi ed by mark 0 
or dotted line with mark 0 are critical for 
safety.
Replace only with part number specifi ed.

  51 

A-1438-463-A  PANEL COMPLETE ASSY, FRONT 

(DV900: E, IND)

  51 

A-1438-464-A  PANEL COMPLETE ASSY, FRONT 

(DV900: AEP, UK)

  51 

A-1438-465-A  PANEL COMPLETE ASSY, FRONT (DV90EE)

  52 

X-2189-315-1  BUTTON ASSY (S) (DV900: E, IND)

  52 

X-2189-316-1  BUTTON ASSY (S) (DV90EE/DV900: AEP, UK)

  53 

X-2189-318-1  PANEL ASSY (S), FRONT (DV900: E, IND)

  53 

X-2189-319-1  PANEL ASSY (S), FRONT (DV900: AEP, UK)

  53 

X-2189-320-1  PANEL ASSY (S), FRONT (DV90EE)

  54 

X-2188-504-1  KNOB (VOL) ASSY (S)

 55 

2-639-881-01 SPRING 

(RELEASE)

  56 

1-780-533-21  CONDUCTIVE BOARD, CONNECTION

 57 

3-214-246-03 PANEL, 

BACK

  58 

3-250-543-21  SCREW (+B P-TITE M2)

  59 

X-2187-544-1  CASE ASSY (for FRONT PANEL)

 61 

3-229-100-01 SHEET 

(SW), 

ADHESIVE

  CN901 

1-819-758-12  PLUG, CONNECTOR 15P

  J901 

1-820-624-11  SMALL TYPE JACK (VERTICAL) (AUX)

  LCD901  1-802-597-11  DISPLAY PANEL, LIQUID CRYSTAL
 RE901  1-479-902-32 ENCODER, 

ROTARY 

(PUSH SOUND/ENTER, VOLUME)

  Ref. No. 

Part No. 

Description 

Remark

  Ref. No. 

Part No. 

Description 

Remark

  101 

A-1211-766-B  CHASSIS (T612Z) SUB ASSY

  102 

2-583-629-11  SHEET, DUST PROTECTION (Former type)

  102 

4-108-794-01  SHEET, DUST PROTECTION (New type)

  103 

2-893-930-01  SPRING (DAMPER, Z), COMPRESSION

  104 

3-257-892-01  SPRING (DAMPER), COIL

 105 

2-188-954-11 SPRING 

(KF), 

TENSION

  106 

A-1433-598-A  SERVO BOARD, COMPLETE (Former type)

  106 

A-1708-308-A  SERVO BOARD, COMPLETE (New type)

  107 

3-352-758-31  SCREW (M1.7X2.5), TOOTHED LOCK

  108 

A-1211-704-A  CHASSIS (M612Z) COMPLETE ASSY 

(Including loading motor (M1))

 109 

3-259-033-01 DAMPER 

(S)

0

 110 

A-1211-700-A  CHASSIS (OP, Z) COMPLETE ASSY 

(Including optical pick-up (KHS-360A))

 111 

3-277-702-01 SPACER 

(PWB7)

  #6 

7-627-552-87  SCREW, PRECISION +P 1.7X2.2

  #7 

7-685-791-09  SCREW +PTT 2.6X5 (S)

  Ref. No. 

Part No. 

Description 

Remark

  Ref. No. 

Part No. 

Description 

Remark

%

%

&

&

Note: In this set, the SERVO board of two types exists. Repair after dis-

tinguishing which type set of the repair referring to supplement-1.