Sony TC-WR720A Service Manual - Page 17

NOTE: • The mechanical parts with no reference number in the exploded views are not supplied. • The construction parts of an assembled part are indicated with a collation number in the remark column. • Items marked "*" are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. 6-1. CHASSIS SECTION 5 WR720A SECTION 6 EXPLODED VIEWS • Due to standardization, parts with part number suffix -XX and -X may be different from the parts specified in the components used on the set. • Color Indication of Appearance Parts Example: (RED) . . .KNOB, BALANCE (WHITE) Cabinet's Color • WG. . . .West Germany model. Parts' Color 16 4 6 T701 F701 902 r F702 S702 902 1 19 IC805 1 2 The components identified by mark Qt or dotted line with mark are critical for safety. Replace only with part number specified. Les composants identifies par une marque Qi sont critiques pour la securite. Ne !es remplacer que par une piece portant le numero spOcife. 904 905 18 WR720A : E MOD-E1 .J 9 9031 17 JO N 3 15- not supplied./ 1 7 A 5 not supplied Q707 11 901 (including A) 5L--- 15 8 not supplied F not supplied 13 yl 2 I I 14 3 3 I I ED( , -14) L 13 L 3 LWR720 17_ A WR720 Ref.No Part No. Description Remarks Ref.No Part No. Description Remarks 1 X-3346-323-1 (WR720). . . .LID (A) ASSY, CASSETTE 1 X-3362-043-1 (WR720A). . . .LID (A) ASSY, CASSETTE 2 X-3346-324-1 (WR720). . . .LID (B) ASSY, CASSETTE 2 X-3362-044-1 (WR720A). . . .LID (B) ASSY, CASSETTE 3 7-682-548-09 SCREW +BVTT 3X8 (S) 4 *4-929-294-42 CASE 5 3-704-366-01 SCREW (CASE) (M3X8) 6 *3-337-136-11 COVER, TRANSFORMER SAFETY 7 *3-346-265-11 HOLDER, PC BOARD 8 *3-354-920-31 (WR720). . . .PANEL BACK 8 *3-354-947-01 (US, Canadian). . . .PANEL BACK 8 *3-354-947-21 (E). . . .PANEL, BACK 9 *3-703-571-11 (WR720A). . . .BUSHING (S) (4516), CORD 10 7-621-849-00 SCREW, TAPPING 11 7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3 12 4-363-147-00 HEAT SINK, H.PIN 13 X-3304-938-2 (AEP, WG, E). . . .FOOT ASSY 13 X-4885-950-1 (US, Canadian). _FOOT ASSY 14 4-923-836-11 CUSHION 15 7-682-547-04 SCREW +BVTT 3X6 16 3-703-244-00 (WR720). . . .BUSHING (2104), CORD 17 7-682-547-09 SCREW +BVTT 3X6 18 7-685-534-19 (E). . . .SCREW +BTP 2.6X8 TYPE2 N-S 19 *3-701-947-13 (AEP, WG, E). . . .LABEL (T1.6A), FUSE 901 *A-2006-254-A (WR720A). . . .MOUNTED PCB, AUDIO SYSTEM CONTROL 901 * A-2006-258-A (WR720). . . .MOUNTED PCB, AUDIO SYSTEM CONTROL 902 *1-533-213-31 HOLDER, FUSE 903 11-551-188-XX (E). . . .CORD, POWER 904 1.1-551-506-XX (US, Canadian). . . .CORD, POWER 905 11-555-795-00 (AEP, WG). . . .CORD, POWER, EULO PLUG F701 11-532-259-00 (AEP, WG, E). . . .FUSE, TIME-LAG (T1.6A/250V) F701 11-532-742-11 (US, Canadian). . . . FUSE, GLASS TUBE (1.6A/125V) F702 ,, 1-532-259-00 (AEP, WG, E). . . .FUSE, TIME-LAG (T1.6A/250V) F702 11-532-742-11 (US, Canadian). . . .FUSE, GLASS TUBE (1.6A/125V) IC805 8-759-207-05 IC TA7272P Q707 8-729-920-98 TRANSISTOR 2SD1761-EF 14 S702 11-570-307-11 (E). . . .SWITCH, VOLTAGE CHANGE 14 (VOLTAGE SELECTOR) T701 1.1-450-147-11 (US, Canadian). . ..TRANSFORMER, POWER T701 1.1-450-148-11 (AEP, WG). . . .TRANSFORMER, POWER T701 1.1-450-191-11 (E). . . .TRANSFORMER, POWER -30-