Samsung Vp-D353i, VP-D352I PCB Diagram
Samsung Electronics 14-1
14. Deck Operating Description
14-1 Nomenclature
Fig. 14-1 Top View
Œ MAIN CHASSIS ASS’Y
´ LOADING MOTOR ASS’Y
ˇ P2 POST
¨ POLE BASE S ASS’Y
ˆ ARM TENSION ASS’Y
Ø REEL DISK S ASS’Y
∏ COVER REEL
” DRUM ASS’Y
’ MOTOR CAPSTAN ASS’Y
˝ POLE BASE T ASS’Y
Ô PINCH REVIEW ASS’Y
IDLER ASS’Y
Ò REEL DISK T ASS’Y
Ú LEVER EJECT
Æ BRAKE T ASS’Y
ı SWITCH MIC
1
8
2
3
4
9
10
11
13
15
14
16
12
5
7
6
Reference Information
14-2 Samsung Electronics
1
8
9
12
14
16
15
13
11
10
7
2
4
3
5
6
Fig. 14-2 Bottom View
Œ MOTOR CAPSTAN ASS’Y
´ COVER CAPSTAN
ˇ ASS’Y ARM LOADING T
¨ GEAR CAPSTAN
ˆ LEVER REVIEW
Ø SLIDE MAIN
∏ PULLEY BELT TIMING
” PLATE SPRING BASE
’ GEAR WORM MOTOR
˝ GEAR WORM WHEEL LOADING
Ô ASSY ARM LOADING S
GEAR WHEEL
Ò GEAR CAM MAIN
Ú GEAR MODE SWITCH
Æ ASSY PCB-DECK
ı GEAR PULLEY
Modes Signal 1 Signal 2 Signa 3 Rotation Angle of Gear Mode S/W Mechanical state
EJECT 1 1 0 -51.25° ~ -31.75° Open Housing
BL1 0 0 0
UNLOAD 1 0 0 Standby Cassette Down
BL2 0 0 0
LD 1 1 0 1 37° ~ 45°
BL3 0 0 0
LD 2 0 0 1 74.75° ~ 82.75° Capstan Rotate and stop in loading mode
BL4 0 0 0
STOP 0 1 1 131° ~ 139° Stop
BL5 0 0 0
PLAY 0 1 0 240.7° ~ 258.7° In REC/PB/CUE/FF/PAUSE
Reference Information
Samsung Electronics 14-3
14-2 Switch Modes
<Table 14-1 Switch Mode Code>
Fig. 14-3
1
Signal 3
Signal 2
Signal 1
Common
24
6
9
* Fig. is based Unload Mode.
Reference Information
14-4 Samsung Electronics
ΠMOTOR LOADING
´ GEAR WORM MOTOR
ˇ GEAR WORM LOADING
¨ GEAR WHEEL
Ø GEAR MODE SWITCH
ˆ GEAR CAM MAIN
14-3 Operation
14-3-1 Gear Connecting
1) Moter Loading Πrotates.
(Gear Worm Motor ´ → Gear Worm Wheel Loading ˇ)
2) Gear Wheel ¨ rotates.
3) Gear Cam Main ˆ rotates.
4) Gear Mode Switch Ø rotates.
Fig. 14-4
Reference Information
Samsung Electronics 14-5
ΠREEL DISK T
´ BRAKE T
14-3-2 Brake T
1) Brake T ´ separated or contacted Gear shape of Brake T ´ by r otate
direction of Reel Disk T Œ.
Mode Brake Main T
OFF ON
EJECT
UNLOAD
LD 1
LD 2
STOP
PB
Fig. 14-5
◆ Brake T operation (One-Way Operation)
; Reel T rotate direction (Clock direction)
; Reel t rotate direction (Count Clock direction)
Reference Information
14-6 Samsung Electronics
MOTOR LOADING Œ
ARM TENSION ´
GEAR CAM MAIN ˇ
CAM CURVE ¨
SPRING TENSION ˆ
14-3-3 Arm Tension
1) Motor Loading Πrotates.
2) Arm Tension ´ rotates in direction of arrow.
(By force of Spring Tension ˆ and guide of Cam Curve ¨ in Main Chassis ˇ)
3) After Loading finished, Arm Tension ´ is on state.
Mode Arm Tension
OFF ON
EJECT
UNLOAD
LD 1
LD 2
STOP
PLAY
Fig. 14-6
Reference Information
Samsung Electronics 14-7
TOP VIEW
LEVER REVIEW ´
ASS'Y PINCH REVIEW ˇ
PINCH ROLLER ˆ
MOTOR CAPSTAN Ø
SLIDE MAIN ¨
ΠMOTOR LOADING
∏ ARM REVIEW
14-3-4 Pinch Review Ass’y
1) Motor Loading Πrotates.
2) Slider Main ¨ slides in direction.
3) Ass’y Pinch Review ˇ rotates by Lever Review ´.
4) Pinch Roller ˆ contacts shaft of Motor Capstan Ø.
5) Arm Review ∏ rotates in play mode.
6) Motor Loading Πrotates in reverse.
7) Slide Main ¨ moves in reverse direction of arrow.
8) Pinch Roller ˆ released from shaft of Motor Capstan Ø by
Lever Pinch.
Mode Pinch Review
OFF ON
EJECT
UNLOAD
LD 1
LD 2
STOP
PLAY
Fig. 14-7
Reference Information
14-8 Samsung Electronics
Fig. 14-8
GRAR LOADING T ˆ
POLE BASE T ∏
’ STOPPER
ΠMOTOR LOADING
¨ GEAR LOADING S
´ GEAR WHEEL
Ø POLE BASE S
ˇ GEAR CAM MAIN
” GUIDE RAIL
14-3-5 Pole Base S, T
1) Motor Loading Πrotates.
2) Gear Wheel ´ rotates.
3) Gear Cam Main ˇ rotates.
5) Gear Loading S ¨, T ˆ rotates.
6) Pole Base S Ø, T ∏ slide along Guide Rail ” of Main Chassis.
7) Pole Base S Ø, T ∏ attach to Stopper ’ of Main Chassis.
Mode Pole Base S, T
OFF ON
EJECT
UNLOAD
LD 1
LD 2
STOP
PLAY
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