TANDBERG TCD 310 Service Manual

CONTENTS
lz Dsmanthings . 24 -.teaw. ah. OR ee 3
1.1 Removal of top plate............. 3
1.2 Removal of inner top plate ........ 3
1.3 A note on reassembling ........... 3
2. Regular maintenance ...............- 4
Peas CHANTS ok cet, Sees, Gees ee ee 4
2 eoatssiney 8. feet ae ee ae
APOBAS GATIONS. grec’. Cie ae wane ey a
3. Mechanical servicing ................ 5
3.1 Microswitches MS 1 and MS 2...... 5
3.2 Tape path adjustments ........... 5
Sealy OUDMIME: [ies cn: . aie = oe D
See DeTaON s atid. Tas ous oe ee 6
3.3 Replacing the drive belt........... 8
GPa CAssene AMM. . ms he eee 10
3.5 Pinch roller solenoid.............. 10
DFO WHalISe, CONUEON .. eat Bete ee 11
3.7 Adjusting the position of a reel motor 11
5.8 Salvaging tangled tape ............ 11
4. Motor and solenoid circuits ........... 12
4,1 Solenoid operating circuit ......... 12
4,2 Motor control circuits ............ 13
4.3 Control of motor voltages ......... 13
5. Electrical adjustments ............... 14
6. Circuit diagrams.................... 16

TANDBERG TCD 310 Specifications

General

Weight	7.5kg
Track System	4-track, 2-channel stereo
Tape Speed	4.76 cm/s
Heads	1 x record/playback, 1 x erase
Type	Cassette Deck
Frequency Response	30 Hz to 16 kHz (Chrome tape)
Signal to Noise Ratio	58dB
Wow and Flutter	0.07 %
Motor	DC servo motor
Tape Type	CrO2
Power Supply	220V
Input	Line In